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Manual Cabletron Systems 2E49-27R

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  • Cabletron Systems 2E49-27R - page 1

    9032314-04 2E48-27R/2E49-27R Smar tSwitch 2200 User’ s Guide COM RESET COM RESET RX TX RX TX 24 RX TX 8 RX TX 16 RX TX 23 RX TX 7 RX TX 15 RX TX 22 RX TX 6 RX TX 14 RX TX 21 RX TX 5 RX TX 13 RX TX 20 RX TX 4 RX TX 12 RX TX 19 RX TX 3 RX TX 11 RX TX 18 RX TX 2 10 17 RX TX 1 RX TX 9 RX TX RX TX RX TX 24 RX TX 8 RX TX 16 RX TX 23 RX TX 7 RX TX 15 RX ...

  • Cabletron Systems 2E49-27R - page 2

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  • Cabletron Systems 2E49-27R - page 3

    2E48-27R/2E49-27R User’ s Guide i NOTICE Cabletron Systems reserves the right to make changes in specifications and other information contained in this document without prior notice. The reader should in all cases consult Cabletron Systems to determine whether any such changes ha ve been made. The hardware, firmware, or software described in th ...

  • Cabletron Systems 2E49-27R - page 4

    Notice ii 2E48-27R/2E49-27R User’ s Guide INDUSTRY CANADA NOTICE This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications. Le présent appareil numérique n’émet pas de bruits radioélectriques dépassant ...

  • Cabletron Systems 2E49-27R - page 5

    Notice 2E48-27R/2E49-27R User’ s Guide iii EXCLUSION OF WARRANTY AND DISCLAIMER OF LIABILITY 1. EXCLUSION OF W ARRANTY. Except as may be specifically provided by Cabletron in writing, Cabletron makes no warranty, expressed or implied, concerning the Program (including its documentation and media). CABLETR ON DISCLAIMS ALL W ARRANTIES, O THER THAN ...

  • Cabletron Systems 2E49-27R - page 6

    Notice iv 2E48-27R/2E49-27R User’ s Guide SAFETY INFORMATION CLASS 1 LASER TRANSCEIVERS THE FE-100F3 FAST ETHERNET INTERFACE MODULE, FPIM-05 AND FPIM-07 FDDI PORT INTERFACE MODULES, AND APIM-29 ATM PORT INTERFACE MODULE USE CLASS 1 LASER TRANSCEIVERS. READ THE FOLLOWING SAFETY INFORMATION BEFORE INSTALLING OR OPERATING THESE MODULES. The Class 1 ...

  • Cabletron Systems 2E49-27R - page 7

    Notice 2E48-27R/2E49-27R User’ s Guide v DECLARATION OF CONFORMITY Application of Council Directiv e(s): 89/336/EEC 73/23/EEC Manufacturer’ s Name: Cabletron Systems, Inc. Manufacturer’ s Address: 35 Industrial Way PO Box 5005 Rochester, NH 03867 European Representativ e Name: Mr. J. Solari European Representativ e Address: Cabletron Systems ...

  • Cabletron Systems 2E49-27R - page 8

    Notice vi 2E48-27R/2E49-27R User’ s Guide ...

  • Cabletron Systems 2E49-27R - page 9

    2E48-27R/2E49-27R User’ s Guide vii CONTENTS CHAPTER 1 INTRODUCTION 1.1 Using This Guide ......................................................................... 1-1 1.2 Structure of This Guide................................................................ 1-1 1.3 2E4X-27R Overview ............................................................... ...

  • Cabletron Systems 2E49-27R - page 10

    Contents viii 2E48-27R/2E49-27R User’ s Guide CHAPTER 4 T R OUBLESHOOTING 4.1 Using LANVIEW ........................................................................... 4-1 4.2 FE-100TX LED ............................................................................. 4-4 4.3 Troubleshooting Checklist ............................................... ...

  • Cabletron Systems 2E49-27R - page 11

    Contents 2E48-27R/2E49-27R User’ s Guide ix 5.11 Ethernet Full Duplex Configuration Screen ............................... 5-42 5.11.1 Setting the Operation Mode .......................................... 5-44 5.12 Device Specific Configuration Menu Screen ............................. 5-45 5.13 System Resources Screen ........................... ...

  • Cabletron Systems 2E49-27R - page 12

    Contents x 2E48-27R/2E49-27R User’ s Guide APPENDIX B FE-100TX, FE-100FX, AND FE-100F3 SPECIFICATIONS B.1 FE-100TX .................................................................................... B-1 B.1.1 Auto-Negotiation ............................................................. B-2 B.2 FE-100FX .......................................... ...

  • Cabletron Systems 2E49-27R - page 13

    2E48-27R/2E49-27R User’ s Guide 1-1 CHAPTER 1 INTR ODUCTION W elcome to the 2E48-27R/2E49-27R SmartSwitch 2200 User’s Guide . This guide describes the 2E48-27R and 2E49-27R SmartSwitch 2200 de vices and provides information concerning netw ork requirements, installation, troubleshooting, and the use of Local Management. 1.1 USING THIS GUIDE Rea ...

  • Cabletron Systems 2E49-27R - page 14

    Chapter 1: Introduction 1-2 2E48-27R/2E49-27R User’ s Guide Appendix A , Specifications , contains information on functionality and operating specifications, connector pinouts, en vironmental requirements, and physical properties. Appendix B , FE-100TX, FE-100FX, and FE-100F3 Specifications , contains information about FE-100TX pinouts and inf ...

  • Cabletron Systems 2E49-27R - page 15

    2E4X-27R Overview 2E48-27R/2E49-27R User’ s Guide 1-3 Figure 1-1 The 2E48-27R and 2E49-27R The 2E4X-27R is a tabletop unit that can be installed in a standard 19-inch rack using the supplied rack mounting hardware. The 2E4X-27R has two po wer supplies. The power supplies load share 50% (+/-5%) of the po wer required by the de vice. If one po wer ...

  • Cabletron Systems 2E49-27R - page 16

    Chapter 1: Introduction 1-4 2E48-27R/2E49-27R User’ s Guide 1.3.1 Connectivity The 2E48-27R connects to Ethernet networks or workstations through 24 ST fiber optic ports on the front panel. These ports support multimode fiber optic cables at lengths up to 2 kilometers. The ports are IEEE 802.3 10B ASE-F compliant. The 2E49-27R connects to Ether ...

  • Cabletron Systems 2E49-27R - page 17

    2E4X-27R Overview 2E48-27R/2E49-27R User’ s Guide 1-5 For more information about SmartT runk, refer to the Cabletron Systems SmartT runk User’ s Guide . 1.3.4 Runtime IP Address Disco very This feature enables the 2E4X-27R to automatically accept an IP address from a Boot Strap Protocol (BootP) server on the netw ork into NVRAM without requirin ...

  • Cabletron Systems 2E49-27R - page 18

    Chapter 1: Introduction 1-6 2E48-27R/2E49-27R User’ s Guide 1.3.6 Switching Options The 2E4X-27R provides IEEE 802.1D switching, IEEE 802.1Q switching, or SecureFast Switching V irtual Netw ork Services between all of the front panel interfaces including F ast Ethernet Interface Modules and High Speed Interface Modules (HSIMs). 802.1Q switching a ...

  • Cabletron Systems 2E49-27R - page 19

    2E4X-27R Overview 2E48-27R/2E49-27R User’ s Guide 1-7 1.3.10 Optional Features Options for the 2E4X-27R are Fast Ethernet Interf ace Modules and High Speed Interface Modules, which add remote uplink capability . Cabletron Systems provides F ast Ethernet Interface Modules to support uplinks to 100 Mbps Ethernet backbones or high speed connections ...

  • Cabletron Systems 2E49-27R - page 20

    Chapter 1: Introduction 1-8 2E48-27R/2E49-27R User’ s Guide 1.4 DOCUMENT CON VENTIONS The follo wing con ventions are used throughout this document: NO TE Note symbol. Calls the reader’ s attention to any item of inf ormation that may be of special impor tance. TIP Tip symbol. Conv eys helpful hints concerning procedures or actions. ! CA UTION ...

  • Cabletron Systems 2E49-27R - page 21

    Getting Help 2E48-27R/2E49-27R User’ s Guide 1-9 1.5 GETTING HELP For additional support related to this de vice or document, contact the Cabletron Systems Global Call Center: Before calling the Cabletron Systems Global Call Center, have the following information ready: • Y our Cabletron Systems service contract number • A description of the ...

  • Cabletron Systems 2E49-27R - page 22

    Chapter 1: Introduction 1-10 2E48-27R/2E49-27R User’ s Guide 1.6 RELATED MANUALS The follo wing manuals may help to set up, control, and manage the 2E4X-27R: Cabletron Systems HSIM-A6DP User’ s Guide Cabletron Systems HSIM-F6 User’ s Guide Cabletron Systems HSIM-FE6 User’ s Guide Cabletron Systems HSIM-W87 User’ s Guide Cabletron Systems ...

  • Cabletron Systems 2E49-27R - page 23

    2E48-27R/2E49-27R User’ s Guide 2-1 CHAPTER 2 NETW ORK REQUIREMENTS Before installing the 2E4X-27R or Fast Ethernet Interf ace Module (FE-100TX, FE-100FX, or FE-100F3), re vie w the requirements and specifications referred to in this chapter concerning the follo wing: • SmartT runk ( Section 2.1 ) • 10B ASE-F Fiber Optic Network ( Section 2. ...

  • Cabletron Systems 2E49-27R - page 24

    Chapter 2: Network Requirements 2-2 2E48-27R/2E49-27R User’ s Guide 2.3 FOIRL FIBER OPTIC NETWORK When connecting an FOIRL segment to an y of the 2E49-27R ports (Interfaces 1 through 24), ensure that the network meets the Ethernet network requirements for FOIRL. Refer to the Cabletron Systems Cabling Guide for details. 2.4 100B ASE-TX NETW ORK Th ...

  • Cabletron Systems 2E49-27R - page 25

    2E48-27R/2E49-27R User’ s Guide 3-1 CHAPTER 3 INSTALLATION This chapter provides all instructions required to install the 2E4X-27R. A Phillips scre wdri ver is required to install options into the de vice or install the de vice into a rack. Follo w the order of the sections listed below to correctly install the 2E4X-27R. • Unpacking the 2E4X-27 ...

  • Cabletron Systems 2E49-27R - page 26

    Chapter 3: Installation 3-2 2E48-27R/2E49-27R User’ s Guide 2. Verify the contents of the carton as listed in T able 3-1 . 3. Remove the black and amber tape seal on the non-conductive bag to remove the 2E4X-27R. 4. Perform a visual inspection of the device for any signs of physical damage, and contact the Cabletron Systems Global Call Center if ...

  • Cabletron Systems 2E49-27R - page 27

    Installing the Device 2E48-27R/2E49-27R User’ s Guide 3-3 3.3 INSTALLING THE DEVICE The 2E4X-27R may be installed on a tabletop, shelf, or in a 19-inch rack. Section 3.3.1 describes a tabletop or shelf installation and Section 3.3.2 describes the rackmount installation. 3.3.1 T abletop or Shelf Installation The follo wing two subsections pro vide ...

  • Cabletron Systems 2E49-27R - page 28

    Chapter 3: Installation 3-4 2E48-27R/2E49-27R User’ s Guide Figure 3-1 T abletop or Shelf Installation 3.3.2 Rackmount Installation T o install the 2E4X-27R in a 19-inch rack, Cabletron Systems includes an accessory kit containing the rackmount brackets, mounting scre ws, and a strain-relief bracket for cable management. Guidelines for the Rac km ...

  • Cabletron Systems 2E49-27R - page 29

    Installing the Device 2E48-27R/2E49-27R User’ s Guide 3-5 Installation Rack mounting the 2E4X-27R in volves the follo wing: • Attaching the strain-relief bracket • Rack mounting the 2E4X-27R (attaching the mounting brackets and fastening the 2E4X-27R to the rack) Attaching the Strain-Relief Brac ket Attach the strain-relief bracket to the fro ...

  • Cabletron Systems 2E49-27R - page 30

    Chapter 3: Installation 3-6 2E48-27R/2E49-27R User’ s Guide Rack Mounting the 2E4X-27R Proceed as follo ws to install the 2E4X-27R into a 19-inch rack: 1. Remove and discard the four cover screws (two from each side) located along the front edges of each side of the 2E4X-27R. 2. Locate the four 6-32 x 3/8-inch flathead cover replacement screws in ...

  • Cabletron Systems 2E49-27R - page 31

    Installing the Device 2E48-27R/2E49-27R User’ s Guide 3-7 3.3.3 Connecting P ower to the 2E4X-27R T o connect the 2E4X-27R to the power sources, proceed as follo ws: 1. Plug each power cord into a grounded wall outlet, see Figure 3-5 . To take advantage of the load sharing and redundancy capabilities, each power cord must be plugged into a dedica ...

  • Cabletron Systems 2E49-27R - page 32

    Chapter 3: Installation 3-8 2E48-27R/2E49-27R User’ s Guide 3.4 CONNECTING TO THE NETWORK This section provides the procedures for connecting unshielded twisted pair (UTP) and fiber optic segments from the netw ork or other de vices to the 2E4X-27R. Ports 1 through 24 on the 2E48-27R has ST connectors for multimode fiber optic cable connections ...

  • Cabletron Systems 2E49-27R - page 33

    Connecting to the Network 2E48-27R/2E49-27R User’ s Guide 3-9 3.4.1 Connecting Fiber Optic Cables to P or ts 1 Through 24 Each fiber optic link consists of two strands of fiber optic cabling: the transmit (TX) and the recei ve (RX). The transmit strand from a 2E4X-27R port connects to the recei ve port of a fiber optic Ethernet de vice at the ...

  • Cabletron Systems 2E49-27R - page 34

    Chapter 3: Installation 3-10 2E48-27R/2E49-27R User’ s Guide 4. At the other end of the fiber optic cable, attach the fiber pair to the transmit and receive ports of the device. . Figure 3-6 Fiber Optic Connection 5. Verify that a link exists by checking that the port RX LED is on (flashing amber, blinking green, or solid green). If the RX LED is ...

  • Cabletron Systems 2E49-27R - page 35

    Connecting to the Network 2E48-27R/2E49-27R User’ s Guide 3-11 An FE-100TX installed in port slot 25 and/or 26 has an internal crossov er switch. When connecting a workstation, use a straight-through cable and set the Fast Ethernet Interf ace Module crossov er switch sho wn in Figure 3-7 to the crossed ov er position marked with X. When connectin ...

  • Cabletron Systems 2E49-27R - page 36

    Chapter 3: Installation 3-12 2E48-27R/2E49-27R User’ s Guide 2. Connect the twisted pair segment to the module by inserting the RJ45 connector on the twisted pair segment into the RJ45 port on the module shown in Figure 3-7 . 3. Verify that a link exists by checking that the port RX LED is on (flashing amber, blinking green, or solid green). If t ...

  • Cabletron Systems 2E49-27R - page 37

    Connecting to the Network 2E48-27R/2E49-27R User’ s Guide 3-13 Fiber Optic Network Connection 1. Remove the protective plastic covers from the fiber optic ports on the applicable port on the module and from the ends of the connectors. 2. Insert one end of the SC connector into the FE-100FX or FE-100F3 installed in the 2E4X-27R. See Figure 3-9 . 3 ...

  • Cabletron Systems 2E49-27R - page 38

    Chapter 3: Installation 3-14 2E48-27R/2E49-27R User’ s Guide 4. Verify that a link exists by checking that the port RX LED is ON (flashing amber, blinking green, or solid green). If the RX LED is OFF and the TX LED is not blinking amber, perform the following steps until it is on: a. Check that the po wer is turned on for the de vice at the other ...

  • Cabletron Systems 2E49-27R - page 39

    2E48-27R/2E49-27R User’ s Guide 4-1 CHAPTER 4 T R OUBLESHOOTING This chapter provides information concerning the follo wing: • Using LANVIEW ( Section 4.1 ) • FE-100TX LED ( Section 4.2 ) • T roubleshooting Checklist ( Section 4.3 ) • Using the RESET Button ( Section 4.4 ) 4.1 USING LANVIEW The 2E4X-27R uses the Cabletron Systems built-in ...

  • Cabletron Systems 2E49-27R - page 40

    Chapter 4: T roubleshooting 4-2 2E48-27R/2E49-27R User’ s Guide NO TE The terms flashing , blinking , and solid used in the follo wing tables indicate the f ollowing: Flashing indicates an LED is flashing randomly . Blinking indicates an LED is flashing at a steady rate (appro ximately 50% on, 50% off). Solid indicates a steady LED light. No pu ...

  • Cabletron Systems 2E49-27R - page 41

    Using LANVIEW 2E48-27R/2E49-27R User’ s Guide 4-3 RX (Receive) Off No link. No activity . P or t enabled or disabled. No error . Green Solid . P or t enabled, link, no activity . No error . Blinking . Po r t disabled, link. No error . Amber Flashing . Po r t enabled, link, activity . No error . Red Diagnostic f ailure. Contact the Cabletron Syste ...

  • Cabletron Systems 2E49-27R - page 42

    Chapter 4: T roubleshooting 4-4 2E48-27R/2E49-27R User’ s Guide 4.2 FE-100TX LED The optional FE-100TX has one LED labeled 10/100. The 10/100 LED together with the recei v e LED allo ws the user to determine the link status and the operating speed of the Fast Ethernet Interf ace Module. The 10/100 LED and the Recei ve (RX) LED are sho wn in Figur ...

  • Cabletron Systems 2E49-27R - page 43

    FE-100TX LED 2E48-27R/2E49-27R User’ s Guide 4-5 T able 4-3 10/100 LED Indications When RX LED Is Off NO TE No link e xists if the associated por t (25 or 26) RX (Receiv e) LED is off . LED Color Indication 10/100 Off No link or no cable attached. FE-100TX f orced to 10 Mbps operation, or is manually set to “auto-negotiate” mode. Green No lin ...

  • Cabletron Systems 2E49-27R - page 44

    Chapter 4: T roubleshooting 4-6 2E48-27R/2E49-27R User’ s Guide 4.3 T ROUBLESHOOTING CHEC KLIST If the 2E4X-27R is not working properly , refer to T able 4-4 for a checklist of possible problems, causes, and recommended actions to resolve the problem. T able 4-4 T r oubleshooting Chec klist Prob lem P ossible Cause Recommended Action All LEDs are ...

  • Cabletron Systems 2E49-27R - page 45

    Using the RESET Button 2E48-27R/2E49-27R User’ s Guide 4-7 4.4 USING THE RESET BUTTON The RESET button sho wn in Figure 4-3 resets the 2E4X-27R processor without af fecting the NVRAM. Figure 4-3 RESET Button T o reset the 2E4X-27R processor, press and release the RESET b utton. The 2E4X-27R goes through a reset process for approximately 45 second ...

  • Cabletron Systems 2E49-27R - page 46

    Chapter 4: T roubleshooting 4-8 2E48-27R/2E49-27R User’ s Guide ...

  • Cabletron Systems 2E49-27R - page 47

    2E48-27R/2E49-27R User’ s Guide 5-1 CHAPTER 5 LOCAL MANAGEMENT This chapter explains ho w to set up a management terminal to access Local Management. It also explains ho w to use the Local Management screens and commands. 5.1 OVERVIEW Local Management for the 2E4X-27R consists of a series of screens that allo w the management of the 2E4X-27R. The ...

  • Cabletron Systems 2E49-27R - page 48

    Chapter 5: Local Management 5-2 2E48-27R/2E49-27R User’ s Guide 5.2 LOCAL MANAGEMENT KE YBOAR D CON VENTIONS All ke y names appear as capital letters in this manual. T able 5-1 explains the ke yboard con ventions and the ke y functions that are used. T able 5-1 Ke yboard Con ventions Ke y Function ENTER K e y RETURN K e y These are selection ke y ...

  • Cabletron Systems 2E49-27R - page 49

    Management T erminal Setup 2E48-27R/2E49-27R User’ s Guide 5-3 5.3 MANAGEMENT T ERMINAL SETUP Use one of the follo wing systems to access Local Management: • An IBM or compatible PC running a VT series emulation software package • A Digital Equipment Corporation VT100 type terminal • A VT type terminal running emulation programs for the Dig ...

  • Cabletron Systems 2E49-27R - page 50

    Chapter 5: Local Management 5-4 2E48-27R/2E49-27R User’ s Guide 5.3.1 Console Cable Connection Use the Console Cable Kit provided with the 2E4X-27R to attach the management terminal to the 2E4X-27R COM port as sho wn in Figure 5-1 . Connect an IBM PC or compatible de vice, running the VT terminal emulation, to the 2E4X-27R as follo ws: 1. Connect ...

  • Cabletron Systems 2E49-27R - page 51

    Management T erminal Setup 2E48-27R/2E49-27R User’ s Guide 5-5 5.3.2 Management T erminal Setup Parameter s T able 5-2 lists the setup parameters for the local management terminal. T able 5-2 VT T erminal Setup Display Setup Men u Columns -> Controls -> A uto Wrap -> Scroll -> T e xt Cursor -> Cursor Style -> 80 Columns Inter pr ...

  • Cabletron Systems 2E49-27R - page 52

    Chapter 5: Local Management 5-6 2E48-27R/2E49-27R User’ s Guide 5.3.3 T elnet Connections Once the 2E4X-27R has a v alid IP address, the user can establish a T elnet session with Local Management from any TCP/IP based node on the network. T elnet connections to the 2E4X-27R require the community name passwords assigned at the SNMP Community Names ...

  • Cabletron Systems 2E49-27R - page 53

    Management T erminal Setup 2E48-27R/2E49-27R User’ s Guide 5-7 5.3.4 Monitoring an Uninterruptible P ower Suppl y If the 2E4X-27R is connected to an American Po wer Con version (APC) Uninterruptible Po wer Supply (UPS) de vice for protection against the loss of po wer , a connection from the 2E4X-27R COM port to the UPS can be made to monitor the ...

  • Cabletron Systems 2E49-27R - page 54

    Chapter 5: Local Management 5-8 2E48-27R/2E49-27R User’ s Guide 5.4 ACCESSING LOCAL MANAGEMENT Access to Local Management is controlled through the Local Management Passw ord screen sho wn in Figure 5-3 . Whene ver a connection is made to the 2E4X-27R the Local Management Passw ord screen displays. Before continuing, the user must enter a passwor ...

  • Cabletron Systems 2E49-27R - page 55

    Accessing Local Management 2E48-27R/2E49-27R User’ s Guide 5-9 5.4.1 Navigating Local Mana gement Screens The 2E4X-27R Local Management application consists of a series of menu screens. Navigate through Local Management by selecting items from the menu screens. The 2E4X-27R support three modes of switch operation. The switching modes are as follo ...

  • Cabletron Systems 2E49-27R - page 56

    Chapter 5: Local Management 5-10 2E48-27R/2E49-27R User’ s Guide Figure 5-4 802.1D Switching Mode, LM Screen Hierar chy Figure 5-5 802.1Q Switching Mode, LM Screen Hierar chy Device Menu Password Device Configuration Menu 23142-43 Device Specific Configuration Menu Network T ools Device Statistics Menu Port Redirect Function System Resources Hi ...

  • Cabletron Systems 2E49-27R - page 57

    Accessing Local Management 2E48-27R/2E49-27R User’ s Guide 5-11 Figure 5-6 SecureFast VLAN Mode, LM Screen Hierarc hy 5.4.2 Selecting Local Management Menu Screen Items Select items on a menu screen by performing the follo wing steps: 1. Use the arrow keys to highlight a menu item. 2. Press ENTER. The selected menu item displays on the screen. 5. ...

  • Cabletron Systems 2E49-27R - page 58

    Chapter 5: Local Management 5-12 2E48-27R/2E49-27R User’ s Guide Using the RETURN Command T o exit LM using the RETURN command, proceed as follows: 1. Use the arrow keys to highlight the RETURN command at the bottom of the Local Management screen. 2. Press ENTER. The previous screen in the Local Management hierarchy displays. 3. Exit from Local M ...

  • Cabletron Systems 2E49-27R - page 59

    Device Men u Screen 2E48-27R/2E49-27R User’ s Guide 5-13 5.5 DEVICE MEN U SCREEN The De vice Menu screen is the access point for all Local Management screens. Figure 5-7 sho ws the De vice Menu screen. Figure 5-7 Device Menu Screen The follo wing explains each De vice Menu screen field as shown in Figure 5-7 : DEVICE CONFIGURA TION The De vice C ...

  • Cabletron Systems 2E49-27R - page 60

    Chapter 5: Local Management 5-14 2E48-27R/2E49-27R User’ s Guide For details about the De vice Configuration Menu screen, refer to Section 5.6 . For details about the De vice Specific Configuration Menu screen, refer to Section 5.12 . DEVICE ST A TISTICS De vice Statistics accesses the Device Menu screen, which provides access to screens that ...

  • Cabletron Systems 2E49-27R - page 61

    Device Configuration Men u Screen 2E48-27R/2E49-27R User’ s Guide 5-15 T o access the Device Configuration Menu screen from the De vice Menu screen, use the arro w ke ys to highlight the DEVICE CONFIGURATION menu item and press ENTER. The De vice Configuration Menu screen displays. Figure 5-8 Device Configuration Menu Screen The follo wing br ...

  • Cabletron Systems 2E49-27R - page 62

    Chapter 5: Local Management 5-16 2E48-27R/2E49-27R User’ s Guide SNMP TRAPS The SNMP T raps screen provides display and configuration access to the table of IP addresses used for trap destinations and associated community names. For details, refer to Section 5.9 . SWITCH CONFIGURATION The Switch Configuration screen provides the basic setup opt ...

  • Cabletron Systems 2E49-27R - page 63

    General Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-17 5.7 GENERAL CONFIGURATION SCREEN The General Configuration screen, Figure 5-9 , allo ws the user to set the system date and time, IP address and subnet mask, the default gate way , the TFTP gate way IP address, and the operational mode. Also, clear the NVRAM, set the screen refre ...

  • Cabletron Systems 2E49-27R - page 64

    Chapter 5: Local Management 5-18 2E48-27R/2E49-27R User’ s Guide IP Address (Modifiab le) Displays and allo ws the user to set the IP address for the 2E4X-27R. T o set the IP address, refer to Section 5.7.1 . The IP address can also be set through Runtime IP Address Discov ery as pre viously described in Section 1.3.4 . Subnet Mask (Modifiable) ...

  • Cabletron Systems 2E49-27R - page 65

    General Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-19 Screen Lock out Time (Modifiable) Contains the maximum number of minutes that the Local Management application displays a de vice’ s screen while a waiting input or action from a user . F or example, if the number 5 is entered in this field, the user has up to five minutes to ...

  • Cabletron Systems 2E49-27R - page 66

    Chapter 5: Local Management 5-20 2E48-27R/2E49-27R User’ s Guide Application (T oggle) Allo ws the user to set the application that the COM port will support. The field toggles between LM (Local Management) and UPS (Uninterruptible Po wer Supply). The def ault is LM. The UPS setting allo ws the COM port to be used to monitor an American Po wer C ...

  • Cabletron Systems 2E49-27R - page 67

    General Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-21 4. Use the arrow keys to highlight the SAVE command, then press ENTER. The warning screen shown in Figure 5-11 displays. Figure 5-10 Configuration W arning Screen 5. Use the arrow keys to highlight the YES command, then press ENTER. The changes are saved and the device reboots. 5 ...

  • Cabletron Systems 2E49-27R - page 68

    Chapter 5: Local Management 5-22 2E48-27R/2E49-27R User’ s Guide 3. Press ENTER. If the subnet mask is valid, the cursor returns to the beginning of the Subnet Mask field. If the entry is not valid, the screen displays the message “INVALID SUBNET MASK OR FORMAT ENTERED”. Local Management does not alter the current value, but it does refresh t ...

  • Cabletron Systems 2E49-27R - page 69

    General Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-23 5.7.3 Setting the Default Gatewa y If the SNMP management station is located on a dif ferent IP subnet than the 2E4X-27R, a default gate way must be specified. When an SNMP T rap is generated, the 2E4X-27R sends the T rap to the default gate way . T o set the default gate way , p ...

  • Cabletron Systems 2E49-27R - page 70

    Chapter 5: Local Management 5-24 2E48-27R/2E49-27R User’ s Guide Figure 5-12 Configuration W arning Screen 5. Use the arrow keys to highlight the YES command, then press ENTER. The changes are saved and the device reboots. 5.7.5 Setting the Device Date The 2E4X-27R is year 2000 compliant so that the De vice Date field can be set beyond the year ...

  • Cabletron Systems 2E49-27R - page 71

    General Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-25 4. Use the arrow keys to highlight the SAVE command at the bottom of the screen and press ENTER. If the date entered is a v alid format, the message displays “SA VED OK” at the top of the screen. If the entry is not v alid, Local Management does not alter the current v alue, b ...

  • Cabletron Systems 2E49-27R - page 72

    Chapter 5: Local Management 5-26 2E48-27R/2E49-27R User’ s Guide 4. Use the arrow keys to highlight the SAVE command at the bottom of the screen and press ENTER. If the time entered is within the 3 to 99 seconds range, the message “SA VED OK” displays at the top of the screen. If the entry is not v alid, Local Management does not alter the cu ...

  • Cabletron Systems 2E49-27R - page 73

    General Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-27 Figure 5-13 Configuration W arning Screen 4. Use the arrow keys to highlight the YES command, then press ENTER. The changes are saved and the device reboots. NO TE Upon saving the ne w operational mode, the module will reboot. If the 2E4X-27R is set to 802.1Q SWITCHING , ref er t ...

  • Cabletron Systems 2E49-27R - page 74

    Chapter 5: Local Management 5-28 2E48-27R/2E49-27R User’ s Guide 5.7.10 Configuring the COM P or t Upon po wer up, the COM port is configured to the default settings of ENABLED and LM . The 2E4X-27R COM port supports the follo wing applications: • Local Management connections • American Po wer Con version (APC) Uninterruptible Po wer Supply ...

  • Cabletron Systems 2E49-27R - page 75

    General Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-29 Figure 5-14 COM Port W arning Screen 3. Use the arrow keys to highlight YES . Press ENTER. 4. If the port was ENABLED , the message “SAVED OK” appears, and the edits are saved. If the port was DISABLED , use the arrow keys to highlight SAVE at the bottom of the screen, then pr ...

  • Cabletron Systems 2E49-27R - page 76

    Chapter 5: Local Management 5-30 2E48-27R/2E49-27R User’ s Guide 5.7.10.1 Changing the Com P or t Application After enabling the COM port as described in Section 5.7.10 , one of the applications supported by the COM port (LM or UPS) can be selected. The default application is LM. T o change the COM port application: 1. Use the arrows keys to high ...

  • Cabletron Systems 2E49-27R - page 77

    General Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-31 5.7.11 Clearing NVRAM Clearing NVRAM allo ws the user to clear all user-entered parameters, such as the IP address and Community Names from NVRAM. Clear NVRAM as follo ws: 1. Use the arrow keys to highlight the Clear NVRAM field. 2. Use the SPACE bar to toggle the field to YES . 3 ...

  • Cabletron Systems 2E49-27R - page 78

    Chapter 5: Local Management 5-32 2E48-27R/2E49-27R User’ s Guide 5.7.12 Enabling/Disabling IP Fragmentation T o enable or disable IP Fragmentation, proceed as follows: 1. Use the arrow keys to highlight the IP Fragmentation field. 2. Press the SPACE bar to choose either ENABLED or DISABLED . 3. Use the arrow keys to highlight the SAVE command. 4. ...

  • Cabletron Systems 2E49-27R - page 79

    SNMP Community Names Screen 2E48-27R/2E49-27R User’ s Guide 5-33 5.8 SNMP COMMUNITY NAMES SCREEN The SNMP Community Names screen allo ws the user to set SNMP Management community names. Community names act as passwords to Local/Remote Management and are agents of security access to the 2E4X-27R. Access to the 2E4X-27R is controlled by enacting an ...

  • Cabletron Systems 2E49-27R - page 80

    Chapter 5: Local Management 5-34 2E48-27R/2E49-27R User’ s Guide The follo wing explains each SNMP Community Names screen field: Community Name (Modifiab le) Displays the user-defined name through which a user accesses the 2E4X-27R SNMP Management. An y community name assigned here acts as a password to Local/Remote Management. Access P olicy ...

  • Cabletron Systems 2E49-27R - page 81

    SNMP Community Names Screen 2E48-27R/2E49-27R User’ s Guide 5-35 5.8.1 Establishing Comm unity Names The password used to access Local Management at the P assword Screen must hav e super-user access to vie w and edit the SNMP Community Names screen. Using a password with read-only or read-write access does not allo w the user to vie w or edit the ...

  • Cabletron Systems 2E49-27R - page 82

    Chapter 5: Local Management 5-36 2E48-27R/2E49-27R User’ s Guide 5.9 SNMP T RAPS SCREEN Since the 2E4X-27R is an SNMP compliant de vice, it can send messages to multiple Network Management Stations to alert users of status changes. The SNMP Traps screen is sho wn in Figure 5-17 . T o access the SNMP T raps screen from the Device Configuration Me ...

  • Cabletron Systems 2E49-27R - page 83

    SNMP T raps Screen 2E48-27R/2E49-27R User’ s Guide 5-37 Enable T raps (T oggle) Enables transmission of the traps to the network management station with the associated IP address. This field toggles between YES and NO. 5.9.1 Configuring the T rap T able T o configure the T rap table, proceed as follows: 1. Use the arrow keys to highlight the a ...

  • Cabletron Systems 2E49-27R - page 84

    Chapter 5: Local Management 5-38 2E48-27R/2E49-27R User’ s Guide 5.10 SWITCH CONFIGURATION SCREEN The Switch Configuration screen, Figure 5-18 , provides the basic setup options to make a switch operational in your network. T o access the Switch Configuration screen from the Device Configuration Menu screen, use the arro w ke ys to highlight t ...

  • Cabletron Systems 2E49-27R - page 85

    Switch Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-39 The follo wing describes each field of the Switch Configuration screen: Switch Address (Read-Only) Displays the base MA C address of the switch. Number of P or ts (Read-Only) Displays the total number of switched ports on the 2E4X-27R. Depending on the optional interfaces, there ...

  • Cabletron Systems 2E49-27R - page 86

    Chapter 5: Local Management 5-40 2E48-27R/2E49-27R User’ s Guide Learning: The switch is learning the addresses on this interf ace. The switch enters the learning state when the T ransparent Database is created (during start-up or after being deleted), or when the Spanning T ree Algorithm detects a network topology change. Forw arding: The switch ...

  • Cabletron Systems 2E49-27R - page 87

    Switch Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-41 5.10.2 Setting the Ag e Time Field T o set the Age T ime, proceed as follows: 1. Use the arrow keys to highlight the Age Time field. 2. Type in the desired Age Time in increments of 10. The available Age Time range is 10 to 1,000,000 seconds with the default value being 300 seconds ...

  • Cabletron Systems 2E49-27R - page 88

    Chapter 5: Local Management 5-42 2E48-27R/2E49-27R User’ s Guide 5.11 ETHERNET FULL DUPLEX CONFIGURATION SCREEN The Ethernet Full Duplex Configuration screen, Figure 5-19 , allo ws the user to set ports 1 through 24, indi vidually or all at once, to either Standard Ethernet or Full Duplex operation, and monitor each port to see whether or not it ...

  • Cabletron Systems 2E49-27R - page 89

    Ethernet Full Duplex Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-43 OPERA TION MODE (T oggle) Allo ws the user to set the specified port to transmit and recei ve data separately (Standard) or simultaneously (Full Duplex). Set this field to one of the follo wing v alues: • STANDARD ENET – The port is running at 10 Mbps (def ault) ...

  • Cabletron Systems 2E49-27R - page 90

    Chapter 5: Local Management 5-44 2E48-27R/2E49-27R User’ s Guide [1-12] or [13-24] (Navigation K ey) When the Full Duplex Configuration screen displays, the current operation mode and status information are displayed for the first 12 ports. This field allo ws the user to step to the second screen for the same type of information for ports 13 t ...

  • Cabletron Systems 2E49-27R - page 91

    Device Specific Configuration Men u Screen 2E48-27R/2E49-27R User’ s Guide 5-45 5.12 DEVICE SPECIFIC CONFIGURATION MEN U SCREEN The De vice Specific Configuration Menu screen, Figure 5-20 , allo ws the user to select one of five screens to configure ports or check system resources specific to the 2E4X-27R. T o access the Device Specific C ...

  • Cabletron Systems 2E49-27R - page 92

    Chapter 5: Local Management 5-46 2E48-27R/2E49-27R User’ s Guide The follo wing briefly defines each selectable item of the De vice Specific Configuration Menu screen: SYSTEM RESOURCES The System Resources screen displays the amount of FLASH memory , DRAM and NVRAM installed, indicates the amount of av ailable memory and provides information ...

  • Cabletron Systems 2E49-27R - page 93

    System Resources Screen 2E48-27R/2E49-27R User’ s Guide 5-47 5.13 SYSTEM RESOURCES SCREEN The System Resources screen, Figure 5-21 , provides information concerning the processor used in the 2E4X-27R and the amount of FLASH memory , DRAM, and NVRAM that is installed and ho w much of that memory is av ailable. This screen also allo ws the user to ...

  • Cabletron Systems 2E49-27R - page 94

    Chapter 5: Local Management 5-48 2E48-27R/2E49-27R User’ s Guide Flash Memory Installed (Read-only) Indicates the amount of FLASH memory installed in the 2E4X-27R and ho w much is currently av ailable. DRAM Installed (Read-only) Indicates the amount of DRAM installed in the 2E4X-27R and ho w much of it is currently av ailable. NVRAM Installed (Re ...

  • Cabletron Systems 2E49-27R - page 95

    High Speed Interface Configuration Menu Screen 2E48-27R/2E49-27R User’ s Guide 5-49 5.14 HIGH SPEED INTERFACE CONFIGURATION MENU SCREEN The High Speed Interface Configuration Menu screen, Figure 5-22 , applies to the Fast Ethernet Interf ace Modules and the High Speed Interface Module. T o access the High Speed Interface Configuration Menu scr ...

  • Cabletron Systems 2E49-27R - page 96

    Chapter 5: Local Management 5-50 2E48-27R/2E49-27R User’ s Guide The follo wing briefly explains each screen accessible from the High Speed Interface Configuration Menu screen. F AST ETHERNET INTERF A CES Displays a screen named High Speed Interface Configuration. This screen sho ws the types of Fast Ethernet Interf ace Modules installed in po ...

  • Cabletron Systems 2E49-27R - page 97

    High Speed Interface Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-51 Figure 5-23 High Speed Interface Configuration Screen The follo wing briefly defines each field of the High Speed Interface Configuration screen. P or t T ype (Read-only) Displays the type of interface (FE-100FX, FE-100TX, FE-100F3, or Unkno wn) installed in port ...

  • Cabletron Systems 2E49-27R - page 98

    Chapter 5: Local Management 5-52 2E48-27R/2E49-27R User’ s Guide Current Oper . Mode (Read-only) This field displays the current operating mode of ports 25 and 26. Depending on whether a 100B ASE-FX or 100BASE-TX F ast Ethernet Interface Module is installed, this field displays the follo wing: • W ith a 100BASE-FX interf ace: 100Base-FX, 100B ...

  • Cabletron Systems 2E49-27R - page 99

    High Speed Interface Configuration Screen 2E48-27R/2E49-27R User’ s Guide 5-53 Advertised Ability (Selectable) During auto-negotiation, the FE-100TX informs the de vice at the other end of the segment about its capabilities. The capabilities of a port (25 or 26) with an FE-100TX installed are 10B ASE-T , 10B ASE-TFD (full duplex mode), 100B ASE- ...

  • Cabletron Systems 2E49-27R - page 100

    Chapter 5: Local Management 5-54 2E48-27R/2E49-27R User’ s Guide 5.15.2 Configuring an FE-100TX In normal operation, a port (25 or 26) with an FE-100TX interface automatically establishes a link with the de vice at the other end of the segment and no user setup is required. Section 5.15.2.1 and Section 5.15.2.2 provide instructions for manually ...

  • Cabletron Systems 2E49-27R - page 101

    FLASH Download Screen 2E48-27R/2E49-27R User’ s Guide 5-55 3. Use the LEFT-ARROW key to move back to the Advertised Ability selection and use the SPACE bar to select the next mode to enable or disable. 4. Use the RIGHT-ARROW key to move across to the Enabled/Disabled field to the right of the selection. 5. Use the SPACE bar to select Enabled or D ...

  • Cabletron Systems 2E49-27R - page 102

    Chapter 5: Local Management 5-56 2E48-27R/2E49-27R User’ s Guide T o access the Flash Download screen from the De vice Specific Configuration Menu screen, use the arro w ke ys to highlight the FLASH DOWNLOAD menu item and press ENTER. The Flash Do wnload screen displays. Figure 5-24 Flash Download Screen The follo wing briefly defines each ? ...

  • Cabletron Systems 2E49-27R - page 103

    FLASH Download Screen 2E48-27R/2E49-27R User’ s Guide 5-57 Section 5.16.2 describes ho w to do wnload using TFTP . Section 5.16.3 describes ho w to do wnload using Runtime. Reboot After Download (Modifiab le only when RUNTIME is chosen.) This field notifies the user that the 2E4X-27R will reboot after the do wnload is complete. If a Runtime Do ...

  • Cabletron Systems 2E49-27R - page 104

    Chapter 5: Local Management 5-58 2E48-27R/2E49-27R User’ s Guide 5.16.1 Image File Download Using BootP T o download a firmware image of FLASH to the 2E4X-27R using BootP , proceed as follo ws: 1. Use the arrow keys to highlight the Download Method field. 2. Use the SPACE bar to select BOOTP . 3. Use the arrow keys to highlight the TFTP Gateway ...

  • Cabletron Systems 2E49-27R - page 105

    FLASH Download Screen 2E48-27R/2E49-27R User’ s Guide 5-59 9. Use the arrow keys to highlight EXECUTE at the bottom of the screen and press ENTER. The message “TFTP DOWNLOAD. WILL COMMIT TO FLASH. REBOOT IN PROGRESS...” displays in the event message line at the top of the screen and the new image is downloaded into FLASH memory. 5.16.3 Image ...

  • Cabletron Systems 2E49-27R - page 106

    Chapter 5: Local Management 5-60 2E48-27R/2E49-27R User’ s Guide 5.17 P OR T REDIRECT FUNCTION SCREEN The Port Redirect Function screen, Figure 5-25 , allo ws the user to set each port (1 through 26) as a source or destination port. A port can be set to hav e one or more destination ports. For example, port 1 can be set as a source port with thre ...

  • Cabletron Systems 2E49-27R - page 107

    P or t Redirect Function Screen 2E48-27R/2E49-27R User’ s Guide 5-61 Figure 5-25 Port Redirect Function Screen The follo wing definitions briefly explain each field of the Port Redirect Function screen: Source P ort (Read-only) Sho ws which ports are currently set as source ports. Destination P or t (Read-only) Sho ws which ports are currently ...

  • Cabletron Systems 2E49-27R - page 108

    Chapter 5: Local Management 5-62 2E48-27R/2E49-27R User’ s Guide Destination P or t [ n ] (Selectable) Allo ws a selected port [ n ] to be changed to a destination port. F or details, refer to Section 5.17.2 . Error s (T oggle) Allo ws the user to configure the source ports to either ON to send errored frames to selected destination ports, or OF ...

  • Cabletron Systems 2E49-27R - page 109

    P or t Redirect Function Screen 2E48-27R/2E49-27R User’ s Guide 5-63 5.17.2 Changing Source and Destination P or ts Add or delete source port and destination port entries as follo ws: 1. Use the arrow keys to highlight the Source Port field. 2. Press the SPACE bar or BACKSPACE one or more times to increment or decrement the port number displayed ...

  • Cabletron Systems 2E49-27R - page 110

    Chapter 5: Local Management 5-64 2E48-27R/2E49-27R User’ s Guide 5.18 BROADCAST SUPPRESSION SCREEN The Broadcast Suppression screen, Figure 5-26 , allo ws the user to set a desired limit of recei ve broadcast frames that are switched out to the other ports. T o access the Broadcast Suppression screen from the Device Specific Configuration Menu ...

  • Cabletron Systems 2E49-27R - page 111

    Broadcast Suppression Screen 2E48-27R/2E49-27R User’ s Guide 5-65 The follo wing explains each field of the Broadcast Suppression screen: PORT # (Read-only) Identifies the number of the port. T otal RX (Read-Only) Displays the total number of broadcast frames recei ved. P eak Rate (Read-Only) Displays the highest number of broadcast frames rece ...

  • Cabletron Systems 2E49-27R - page 112

    Chapter 5: Local Management 5-66 2E48-27R/2E49-27R User’ s Guide 3. Use the arrow keys to highlight the SAVE command at the bottom of the screen. 4. Press ENTER. The message “SAVED OK” displays. 5.18.2 Setting the Reset Peak T o set the Reset Peak field to YES or NO, proceed as follo ws: 1. Use the arrow keys to highlight the Reset Peak fiel ...

  • Cabletron Systems 2E49-27R - page 113

    Device Statistics Men u Screen 2E48-27R/2E49-27R User’ s Guide 5-67 Figure 5-27 Device Statistics Menu Screen The De vice Statistics Menu screen displays the follo wing menu items: SWITCH ST A TISTICS The Switch Statistics screen lists the number of frames recei ved, transmitted, filtered, and forwarded by each interface. F or details, refer to ...

  • Cabletron Systems 2E49-27R - page 114

    Chapter 5: Local Management 5-68 2E48-27R/2E49-27R User’ s Guide 5.20 SWITCH STATISTICS SCREEN The Switch Statistics screen, Figure 5-28 , lists the number of frames recei ved, transmitted, filtered, and forw arded by each interface. T o access the Switch Statistics screen from the Device Statistics Menu screen, use the arro w ke ys to highlight ...

  • Cabletron Systems 2E49-27R - page 115

    Switch Statistics Screen 2E48-27R/2E49-27R User’ s Guide 5-69 Frames Rcvd (Read-Only) Displays the number of frames recei ved by the interf ace since last po wer-up or reset. Frames Txmtd (Read-Only) Displays the number of frames transmitted by the interface since last po wer-up or reset. Frames Fltrd (Read-Only) Displays the number of frames fi ...

  • Cabletron Systems 2E49-27R - page 116

    Chapter 5: Local Management 5-70 2E48-27R/2E49-27R User’ s Guide 5.21 INTERFACE STATISTICS SCREEN The Interface Statistics screen, Figure 5-29 , is used to gather MIB-II statistics for the 2E4X-27R interfaces (ports 1 through 26) with the exception of an installed HSIM. T o access the Interface Statistics screen, use the arrow k eys to highlight ...

  • Cabletron Systems 2E49-27R - page 117

    Interface Statistics Screen 2E48-27R/2E49-27R User’ s Guide 5-71 The follo wing definitions explain each field of the Interf ace Statistics screen: Interface (Read-Only) This field displays the Interface number for which statistics are currently being displayed. Figure 5-29 sho ws the Interface field displaying 1. This represents Port 1 of th ...

  • Cabletron Systems 2E49-27R - page 118

    Chapter 5: Local Management 5-72 2E48-27R/2E49-27R User’ s Guide InUnknownPr otos (Read-Only) The InUnkno wnProtos field displays the total number of frames that were discarded because the frames were in an unkno wn or unsupported format. OutOctets (Read-Only) This field displays the total number of octets (bytes) that hav e been transmitted fr ...

  • Cabletron Systems 2E49-27R - page 119

    Interface Statistics Screen 2E48-27R/2E49-27R User’ s Guide 5-73 Oper Status (Read-Only) This field displays the current status of the interface. If this field displays “T esting”, no frames may be passed on this interf ace. MTU (Read-Only) The MTU field displays the maximum frame size (in octets) that a frame may contain to be recei ved o ...

  • Cabletron Systems 2E49-27R - page 120

    Chapter 5: Local Management 5-74 2E48-27R/2E49-27R User’ s Guide 5.21.2 Using the Clear Counters Command T o reset all the statistics counters of the selected interface to zero, perform the follo wing steps: 1. Use the arrow keys to highlight the CLEAR COUNTERS command. 2. Press ENTER, the counters for the selected interface are reset to zero. 5. ...

  • Cabletron Systems 2E49-27R - page 121

    RMON Statistics Screen 2E48-27R/2E49-27R User’ s Guide 5-75 The follo wing briefly defines each field of the RMON Statistics screen: RMON Index (Read-only) This field displays the current Ethernet interface for which statistics are being sho wn. The 2E4X-27R has an embedded RMON agent that gathers statistics for each interface on the de vice. ...

  • Cabletron Systems 2E49-27R - page 122

    Chapter 5: Local Management 5-76 2E48-27R/2E49-27R User’ s Guide Multicasts (Read-only) The Multicast field displays the total number of good frames recei ved that were directed to a multicast address. The v alue of this field does not include frames directed to the broadcast address. CRC Align Error s (Read-only) This field displays the numbe ...

  • Cabletron Systems 2E49-27R - page 123

    RMON Statistics Screen 2E48-27R/2E49-27R User’ s Guide 5-77 T otal Octets (Read-only) This field displays the total number of octets (bytes) of data, including those in bad frames, recei ved on this interf ace. 64 Octets (Read-only) Displays the total number of frames, including bad frames, recei ved that were 64 bytes in length (excluding frami ...

  • Cabletron Systems 2E49-27R - page 124

    Chapter 5: Local Management 5-78 2E48-27R/2E49-27R User’ s Guide 5.22.1 Displaying RMON Statistics T o display the statistics for any index, proceed as follo ws: 1. Use the arrow keys to highlight the Index [ nn ] field at the bottom of the screen. 2. Press the SPACE bar to increment (or press the DEL [delete] key to decrement) the index number. ...

  • Cabletron Systems 2E49-27R - page 125

    Network T ools 2E48-27R/2E49-27R User’ s Guide 5-79 5.23 NETWORK T OOLS The Network T ools function allows the user to access and manage network de vices. Figure 5-31 shows the Network T ools Help screen. T o access the Network T ools screen, use the arrow k eys to highlight the NETWORK TOOLS menu item in the De vice Menu screen and press ENTER. ...

  • Cabletron Systems 2E49-27R - page 126

    Chapter 5: Local Management 5-80 2E48-27R/2E49-27R User’ s Guide There are two cate gories of commands in the command set. • Built-in Commands – Allo w the user to access and manage network de vices. The commands are ar p , bridge , defroute , netstat , ping , reset , sho w , tracer oute , soft-reset , telnet , link_trap , and atm_stp_state . ...

  • Cabletron Systems 2E49-27R - page 127

    Network T ools 2E48-27R/2E49-27R User’ s Guide 5-81 5.23.1 Built-in Commands The built-in commands listed in this section acti vate functions on the LM managed de vice or de vices being accessed through Network T ools. arp: Syntax: arp [options] Description: The arp command provides access to the ARP (Address Resolution Protocol) cache, enabling ...

  • Cabletron Systems 2E49-27R - page 128

    Chapter 5: Local Management 5-82 2E48-27R/2E49-27R User’ s Guide Example: bridge: Syntax: bridge [EN ABLE/DISABLE] [IFNUM/ALL] Description: The bridge command allo ws the bridge interface to be enabled or disabled at the user’ s request, either one at a time or all at once. Specifying a single interface number will af fect the bridging status o ...

  • Cabletron Systems 2E49-27R - page 129

    Network T ools 2E48-27R/2E49-27R User’ s Guide 5-83 defroute: Syntax: defroute defroute [interface number] [IP address] defroute delete [interface number] [IP address] Description: The defroute command allo ws the user , in the syntax order sho wn abov e, to vie w , set, or delete the default IP route to a managed de vice through the specified i ...

  • Cabletron Systems 2E49-27R - page 130

    Chapter 5: Local Management 5-84 2E48-27R/2E49-27R User’ s Guide Example: ping: Syntax: ping [IP address] Description: The ping command generates an outbound ping request to check the status (ali ve/not ali v e) of a de vice at a specified IP address. Options: Not Applicable Example: reset: Syntax: reset Description: This reset command initiates ...

  • Cabletron Systems 2E49-27R - page 131

    Network T ools 2E48-27R/2E49-27R User’ s Guide 5-85 Options: Not Applicable Example: show: Syntax: sho w [PR O TOCOL] <T ABLE> Description: The sho w command displays information concerning v arious components of the de vice. Protocols currently supported are IP , IPX, DECnet, and AppleT alk. Components of those protocols that are currently ...

  • Cabletron Systems 2E49-27R - page 132

    Chapter 5: Local Management 5-86 2E48-27R/2E49-27R User’ s Guide traceroute: Syntax: traceroute [IP address] Description: The traceroute command generates a TRA CER OUTE request to a specified IP address and provides a display of all ne xt-hop routers in the path to the de vice. If the device is not reached, the command displays all next-hop rou ...

  • Cabletron Systems 2E49-27R - page 133

    Network T ools 2E48-27R/2E49-27R User’ s Guide 5-87 telnet: Syntax: telnet [IP address] <Port #> Description: The telnet command allo ws the user to communicate with another host (that supports T elnet connections) using the T elnet protocol. The user must specify the remote host using its IP address. The [IP address] field is mandatory . ...

  • Cabletron Systems 2E49-27R - page 134

    Chapter 5: Local Management 5-88 2E48-27R/2E49-27R User’ s Guide Example: atm_stp_state: Syntax: atm_stp_state [ST A TE] Description: The atm_stp_state command allo ws the user to enable, disable, or check the status of the Spanning T ree Algorithm on all A TM interfaces. The user must specify the ST A TE option as enable, disable, or status. Opt ...

  • Cabletron Systems 2E49-27R - page 135

    Network T ools 2E48-27R/2E49-27R User’ s Guide 5-89 5.23.2 Special Commands done, quit, exit: Syntax: done, quit, or exit Description: The done, quit, or exit command enables the user to exit from Netw ork T ools and return to the Main Menu screen. Options: Not Applicable Example: -> done 05142-72 ...

  • Cabletron Systems 2E49-27R - page 136

    Chapter 5: Local Management 5-90 2E48-27R/2E49-27R User’ s Guide ...

  • Cabletron Systems 2E49-27R - page 137

    2E48-27R/2E49-27R User’ s Guide A-1 APPENDIX A SPECIFICATIONS This appendix provides operating specifications for the Cabletron Systems 2E4X-27R. Cabletron Systems reserves the right to change these specifications at any time without notice. A.1 DEVICE SPECIFICATIONS A.2 PHYSICAL PR OPERTIES A.3 ELECTRICAL SPECIFICATIONS Processor: Intel i960 R ...

  • Cabletron Systems 2E49-27R - page 138

    Appendix A: Specifications A-2 2E48-27R/2E49-27R User’ s Guide A.4 EN VIR ONMENTAL REQUIREMENTS A.5 INPUT/OUTPUT P ORTS Operating T emperature: 5°C to 40°C (41°F to 104°F) Storage T emperature: -30°C to 73°C (-22°F to 164°F) Operating Relati ve Humidity: 5% to 90% (non-condensing) 2E48-27R, Ports 1 through 24: Ethernet multimode fiber o ...

  • Cabletron Systems 2E49-27R - page 139

    COM P or t/Pin Assignments 2E48-27R/2E49-27R User’ s Guide A-3 A.6 COM P ORT/PIN ASSIGNMENTS The COM port is a serial communications port that supports Local Management or connection to a UPS. T able A-1 shows the COM port pin assignments. A.7 REGULATOR Y COMPLIANCE This equipment meets the follo wing safety and electromagnetic compatibility (EMC ...

  • Cabletron Systems 2E49-27R - page 140

    Appendix A: Specifications A-4 2E48-27R/2E49-27R User’ s Guide ...

  • Cabletron Systems 2E49-27R - page 141

    2E48-27R/2E49-27R User’ s Guide B-1 APPENDIX B FE-100TX, FE-100FX, AND FE-100F3 SPECIFICATIONS The 2E4X-27R supports three Fast Ethernet Interf ace Modules: • FE-100TX ( Section B.1 ) • FE-100FX ( Section B.2 ) • FE-100F3 ( Section B.3 ) This appendix provides the specifications for these modules. B.1 FE-100TX The FE-100TX uses an RJ45 con ...

  • Cabletron Systems 2E49-27R - page 142

    Appendix B: FE-100TX, FE-100FX, and FE-100F3 Specifications B-2 2E48-27R/2E49-27R User’ s Guide B.1.1 A uto-Negotiation When using the optional FE-100TX Fast Ethernet Interf ace Modules, these twisted pair ports hav e the ability to auto-negotiate the type of connection required to provide a link to another de vice. During Auto-Negotiation, tw o ...

  • Cabletron Systems 2E49-27R - page 143

    FE-100FX 2E48-27R/2E49-27R User’ s Guide B-3 B.2 FE-100FX The FE-100FX sho wn in Figure B-2 uses an SC style connector that supports multimode fiber optic cabling. Specifications for the FE-100FX are listed in T able B-1 , below . Figure B-2 FE-100FX Table B-1 Transmitter Power Cable T ype W orst Case Budget T ypical Budget 50/125 µm fiber op ...

  • Cabletron Systems 2E49-27R - page 144

    Appendix B: FE-100TX, FE-100FX, and FE-100F3 Specifications B-4 2E48-27R/2E49-27R User’ s Guide B.3 FE-100F3 The FE-100F3 sho wn in Figure B-3 uses an SC style connector that supports single mode fiber optic cabling. Specifications for the FE-100F3 are listed in T able B-2 , below . Figure B-3 FE-100F3 Table B-2 Transmitter Power Cable T ype W ...

  • Cabletron Systems 2E49-27R - page 145

    2E48-27R/2E49-27R User’ s Guide C-1 APPENDIX C OPTIONAL INSTALLATIONS AND MODE SWITCH BANK SETTINGS The top cov er must be remov ed to gain access to the mode bank switches and to install the Fast Ethernet Interf ace Modules and the High Speed Interface Module. This appendix cov ers the follo wing items: • Required tools ( Section C.1 ) • Rem ...

  • Cabletron Systems 2E49-27R - page 146

    Appendix C: Optional Installations and Mode Switch Bank Settings C-2 2E48-27R/2E49-27R User’ s Guide C.1 REQUIRED T OOLS Y ou need the following tools to perform the procedures provided in this appendix: • Antistatic wrist strap • Phillips scre wdri ver C.2 REMOVING THE CHASSIS CO VER This section describes ho w to remov e the 2E4X-27R chassi ...

  • Cabletron Systems 2E49-27R - page 147

    Removing the Chassis Co ver 2E48-27R/2E49-27R User’ s Guide C-3 T o remove the chassis co ver , proceed as follo ws: 1. Disconnect the 2E4X-27R from the network as follows: a. Unplug both po wer cords from the rear of the chassis. b. Disconnect all network cables attached to the 2E4X-27R. 2. If the 2E4X-27R is rack mounted, remove it from the rac ...

  • Cabletron Systems 2E49-27R - page 148

    Appendix C: Optional Installations and Mode Switch Bank Settings C-4 2E48-27R/2E49-27R User’ s Guide 3. Use a Phillips screwdriver to remove the screws attaching the cover to the chassis. (See Figure C-1 .) 4. Remove the cover by sliding it back until it clears the front of the chassis and then lifting it straight up and off the chassis. T o rein ...

  • Cabletron Systems 2E49-27R - page 149

    Removing the Chassis Co ver 2E48-27R/2E49-27R User’ s Guide C-5 Figure C-2 2E4X-27R Mode Switch Location/Component Lay out • Switch 6 – Forced BootP . DO NOT attempt a Forced BootP unless a BootP server has been configured for the 2E4X-27R. The BootP server references the location of a station acting as a Trivial File Transfer Protocol (TFTP) ...

  • Cabletron Systems 2E49-27R - page 150

    Appendix C: Optional Installations and Mode Switch Bank Settings C-6 2E48-27R/2E49-27R User’ s Guide • Switch 7 – Clear NVRAM. Changing the position of this switch resets NVRAM on the next po wer-up of the de vice. All user -entered parameters, such as the IP address, de vice names, etc., are reset to the factory default settings. Once the 2E ...

  • Cabletron Systems 2E49-27R - page 151

    Installing Optional Fast Ethernet Interface Modules 2E48-27R/2E49-27R User’ s Guide C-7 C.3 INSTALLING OPTIONAL FAST ETHERNET INTERFACE MODULES Figure C-3 sho ws the locations of the Fast Ethernet Interf ace Module connectors on for ports 25 and 26 and the High Speed Interface Module for port 27. Figure C-3 Fast Ethernet Interface Module Connecto ...

  • Cabletron Systems 2E49-27R - page 152

    Appendix C: Optional Installations and Mode Switch Bank Settings C-8 2E48-27R/2E49-27R User’ s Guide T o install a Fast Ethernet Interface Module in port slot 25 or 26, proceed as follo ws: 1. Remove the coverplate from the port slot where the Fast Ethernet Interface Module is to be installed. Refer to Figure C-4 and proceed as follows: a. Remov ...

  • Cabletron Systems 2E49-27R - page 153

    Installing Optional Fast Ethernet Interface Modules 2E48-27R/2E49-27R User’ s Guide C-9 Figure C-4 Coverplate Remov al 2. Remove the screw from the rear standoff. Save the screw. 3. See Figure C-5 . Gently pull the faceplate of the 2E4X-27R forward to allow room for the Fast Ethernet Interface Modules to be aligned over the connector. ! CA UTION ...

  • Cabletron Systems 2E49-27R - page 154

    Appendix C: Optional Installations and Mode Switch Bank Settings C-10 2E48-27R/2E49-27R User’ s Guide 4. Carefully lower the Fast Ethernet Interface Module onto the standoffs while inserting the module connector into the associated motherboard connector. Figure C-5 Installing the Fast Ethernet Interface Module 5. Press down firmly on the Fast Eth ...

  • Cabletron Systems 2E49-27R - page 155

    2E48-27R/2E49-27R User’ s Guide Index-1 INDEX Numerics 100BASE-FX cable length 2-2 10BASE-FX connection 3-9 10BASE-T requirements 2-1, 2-2 2E48-27R/2E49-27R front panel 1-3 2E4X-27R overview of 1-2 802.1D switching setting operational mode for 5-26 802.1D switching mode hierarchy of 5-10 802.1Q switching setting operational mode for 5-26 802.1Q s ...

  • Cabletron Systems 2E49-27R - page 156

    Index Index-2 2E48-27R/2E49-27R User’ s Guide FE-100TX RJ45 Pinouts B-1 Features optional 1-7 Fiber connection SC to SC 3-13 Flash Download screen 5-55 download file name 5-57 download method 5-56 download serverIP 5-57 last image file name 5-57 last image serverIP 5-57 reboot after download 5-57 TFTP gateway IP addr 5-57 Fragmentation 5-20 Full ...

  • Cabletron Systems 2E49-27R - page 157

    Index 2E48-27R/2E49-27R User’ s Guide Index-3 OutErrors 5-72 OutNonUnicast 5-72 OutOctets 5-72 OutQLen 5-72 OutUnicast 5-72 speed 5-73 Interface Statistics screen address 5-72 IP address 5-18, 5-20 IP Fragmentation 5-20 enabling/disabling of 5-32 K Keyboard conventions 5-2 L LANVIEW LEDs 4-1 Local Management exiting from 5-11 introduction to 1-5 ...

  • Cabletron Systems 2E49-27R - page 158

    Index Index-4 2E48-27R/2E49-27R User’ s Guide R Regulatory Compliance A-3 RESET button 4-7 RMON Statistics screen 1024 – 1518 octets 5-77 128 – 255 octets 5-77 256 – 511octets 5-77 512 – 1023 octets 5-77 64 octets 5-77 65 – 127 5-77 65 – 127 octets 5-77 broadcast pkts 5-75 CLEAR COUNTERS 5-77 collisions 5-75 CRC align errors 5-76 data ...

  • Cabletron Systems 2E49-27R - page 159

    Index 2E48-27R/2E49-27R User’ s Guide Index-5 Special commands use of 5-80 Special Commands, Network Tools 5-89 Specifications A-1 Standards compatibility 1-6 Subnet mask 5-18, 5-21 Switch address 5-39 Switch Configuration screen 5-38 age time 5-39, 5-41 MAC address 5-39 number of ports 5-39 port # 5-39 port status 5-41 selecting the STA 5-40 sta ...

  • Cabletron Systems 2E49-27R - page 160

    Index Index-6 2E48-27R/2E49-27R User’ s Guide V VLAN configuration of 5-46 ...

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