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D-Link DES-1250G - page 1
D-Link™ DES-1250G W eb Smart 48-Port 10/100Mbps+2 -Port Combo 10/100/1000Mbps Copper/SFP(Mini GBIC) Gigabit Switch Manual Second Edition Building Networks for People RECYCLABLE ...
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D-Link DES-1250G - page 2
Information in this document is subject to change without notice. © 2004 D-Link Computer Corporation. All rights reserved. Reproduction in any manner whatsoever without the written permission of D-Link Com puter Corporation is strictly forbidden. Trademarks used in this text: D-Link and the D-LINK logo are trademarks of D-Link Computer Corporation ...
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D-Link DES-1250G - page 3
CE Mark W arning This is a Class A product. In a domestic environment, th is product may cause radio in terference in which case the user may be required to take adequate measures. Warnung! Dies ist ein Produkt der Kla sse A. Im Wohnbereich kann dieses Produkt Funkstoerungen verursachen. In diesem Fall kann vom Benutzer verlangt werden, angemessene ...
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D-Link DES-1250G - page 4
About This Guide...................................................................................................................................................................................... 5 Purpose ............................................................................................................................................. ...
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D-Link DES-1250G - page 5
ABOUT THIS GUIDE Congratulations on you r purchase of the Web Smart 48+2G-Port 10 /100/1000Mbps/SFP Switch. This d evice integrates 1000Mbp s Gigabit Ethernet, 100Mbps Fast Ethernet, an d 10Mbps Ethernet network capab ilities in a highly flexib le package. Purpose This guide disc usses h ow to in st al l your Web Smart 48+2G-Port 10/100 /1000Mbps/S ...
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D-Link DES-1250G - page 6
INTRODUCTION This chapter describes the features of the Web-Smart 48+2G-P o rt 10/100/1000Mbps/ SFP Switch and some background information about Ethernet/Fast Ethernet/Gigab it Eth ernet switching technology. Gigabit Ethernet Technology Gigabit Ethernet is an extension of IEEE 802.3 Ethernet utilizi ng the same packet structure, format, and support ...
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D-Link DES-1250G - page 7
VLAN (Virtual Local Area Network) A VLAN is a gro up of end-stati ons that are not const rained by their physical location an d can communi cate as if a common broad c ast domain, a LAN. The primary utility of using VLAN is to reduce late ncy and the need for routers, by us ing faster switching inste ad. Other VLAN utility includes: Security, Secur ...
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D-Link DES-1250G - page 8
Features 48×10/100M bps Auto-neg otiation Fast Ethernet RJ -45 ports 2×10/100/10 00Mb ps Au to-negotiatio n Gigabit RJ-45 por ts 2×mini-GB IC/SFP ports, share with the 2 gigabit c opper ports All RJ-45 ports support au to MDI/MDIX, so th ere is no need to use cross-over cab les or an up-link port Half-duple x transfer m ode f ...
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D-Link DES-1250G - page 9
UNPACKING AND INSTALLATIO N This chapte r provides unpacking an d installat ion inform ation for the Switch. Unpacking Open the shi pping carto ns of the Swi tch and caref ully unpacks i ts contents . The carton s hould contai n the foll owing item s: One Web Sm art 48+2G-P ort 10/ 100/1000M bps/SFP Swit c h One AC power cord, suitable for ...
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D-Link DES-1250G - page 10
AC Power The Switch uses a 100-240V AC, 50-60 Hz AC power supply . The powe r switch is located at the rear of the unit adjacent to the AC power connector and the system fan. The Switch’ s pow er supply will adjust to the local power source automaticall y and may be turned on without having a ny or all LAN segment cables connected. ...
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D-Link DES-1250G - page 11
IDENTIFYING EXTER NAL COMP ONENTS This chapter describes the front pane l, rear panel, an d LED indicators of the Switch. Front Panel The figure below shows the front pan els of the Switch. Figure 3. Fr ont panel of 48+2G-port Gigabit Ethernet Switch LED Indicator: Comprehensive LED indicators display the status of th e Switc h and the netwo rk (se ...
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D-Link DES-1250G - page 12
UNDERSTANDING LED INDI CATO RS The front panel LEDs prov ide in stant status feedback, and he lp monitor and troubleshoot w hen needed. Figure 5. LED indicat o rs of the Swit ch Power and System LEDs POWER: Power Indicator On : When the Power LED lights on, the Switch is receiving power. Off : When the Power turns off or the power cor d has imprope ...
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D-Link DES-1250G - page 13
On (Amber) When the Amber light is on, the respective port is connected to a 100Mbps Fast Ethernet network. Off : When the respective port is connect ed to a 10Mbps Ethernet or No link. Ports 49~ 50 mini-GBIC Status LEDs Link/ACT: Link/Activity On : When the m ini-GBIC transceive r is installed and connected to a network, the Link/ACT LED lights on ...
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D-Link DES-1250G - page 14
CONFIGURATION Through the W eb Browser you can configure Switch settings such as VLAN, T runking, QoS… etc. With the attached W eb Management Utility, you can easily discover all W eb Manage ment Switches, assign the IP Address, change th e password, and upgrade new f irm ware . Installing the Web Managem ent Utility "If your utility is old ...
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D-Link DES-1250G - page 15
z Trap IP: Shows the IP where the Trap is to be sen t. z Subnet Mask: Shows t he Subnet Mask set of the device. z Gateway: Shows the Gateway set of the device. Monitor List All the W eb S mart Devices in the Monitor List can be monitored; you can also receive traps and show the status of the device. System word definitions in the Monitor List: z S: ...
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D-Link DES-1250G - page 16
The factory default password is "admin." Figure 9. Conf iguration Setting Password Change: Y ou can use this Password Change w hen you need to change the password, fill in the required passwords in the dialog box and pr ess the “Set” button to process the password change immediately . Figure 10. P asswo rd Change Firmware Upgrade: Whe ...
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D-Link DES-1250G - page 17
In the “Option T AB” , there is the R efresh T ime function; this func tion helps you to refresh the time fo r monitoring the device. Choose 15 secs , 30 secs , 1 min , 2 min , and 5 min to select the time for monitoring. In the “Help T AB” , there is About function, it will show out the version of the W eb Management Utility . Configuring ...
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D-Link DES-1250G - page 18
Figure 14. Device S tatus Setup Menu When the main page appears, f ind the Setup menu on the left side of the screen (Figure 15). Click on the se tup item that you wa nt to configure. Ther e are eleven options: Port Settings , VLAN Settings , T runk Setting , Device S tatus , S tatistic , System Settings , T rap Setting , Password Setting , Backup ...
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D-Link DES-1250G - page 19
Figure 16. Port Con figuration T o change the port setting, click on the ID para meter to enter the selected port to configure its Speed/Disable, Flow control, and QoS setting. Figure 17. Speed: This setting has six modes— 1000M Full , 100M Full , 100M Half , 10M Full , 10M Half , Auto , and Disable —for speed or port disable selections. Note: ...
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D-Link DES-1250G - page 20
VID group and press the “Remove the VID” button. T o modify the VID group setting, select the VID group and change the setting, and press the “Apply” button to save the setting s. Figure 18. When you select Port VLAN setting, fill in each port ’ s PVID value between 1 and 4094. Figure 19. Trunk Setting The Trunk function enables the Switc ...
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D-Link DES-1250G - page 21
Figure 1. Mirror setting Be sure that the selected trunk setting port connects to the device with a same VLAN group. Device Status Click on the “Status” button to present the device status on this screen, it will show the System S tatus, Port St atus, VLAN S tatus, and T r unk S t atus . Press “Refr esh” w hen you need to renew the posted i ...
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D-Link DES-1250G - page 22
System Setting The System Setting includes the S ystem name, Location na me, Logi n Timeout, IP Address, Subnet Mask, and Gatew ay . Through the W e b Management Utility , you can easily recognize the device by usin g the System Name and the Location Name. The Login Tim eout is used to set the idle time-out for security purposes . When there is no ...
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D-Link DES-1250G - page 23
T o restor e a curr ent setting file to the device, you must specify the backup file and press the “Restore” button to process the setting of th e recorded file. Figure 28. Backup Sett ing Note: When r estori ng a r ecor ded file, th e current passwor d will not be erased. Reset Setting The Factory Reset but ton helps you to reset the dev ice b ...
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D-Link DES-1250G - page 24
TECHNICAL SPECIFICATIONS General Standards IEEE 802.3 10BASE-T Etherne t IEEE 802.3u 100BASE-TX Fast Ether net IEEE 802.3z 1000BASE-SX/LX Gigabit Ethernet IEEE 802.3ab 1000BA SE-T Gigabit E thernet IEEE 802. 3x Full Duple x Flow Control Protocol CSMA/CD Data Transfer Rate Ethe rnet: 10Mbps (half-dup lex), 20Mbps (full -duplex) Fast Ethernet: 100Mbp ...
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D-Link DES-1250G - page 25
Subject to the terms and conditions set forth herein, D-Link Systems, Inc. (“D-Link”) p rovides this Limited Warranty: • Only to the person or entity that originally purchased the product from D-Link or its authorized reseller or distributor, and • Only for products purchased and delivered within the fifty states of the United States, the D ...
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D-Link DES-1250G - page 26
Limitation of Liability: TO THE MAXIMUM EXTENT PERMIT TED BY LAW, D-LINK IS NOT LIABLE UN DER ANY CONTRACT, NEGL IGENCE, STRICT LIABILITY OR OTHER LEGAL OR E QUITABLE THEOR Y FOR ANY LOSS OF USE OF THE PRODUC T, INCONVENIENC E OR DAMAGES OF ANY CHARACTER, WHETHE R DIRECT, SPECIAL, INCIDENTA L OR CONSEQUENTIAL (INCLUDING , BUT NOT LIMITED TO, DAMAGE ...
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D-Link DES-1250G - page 27
Prod uct Re gis tra tion Register online y our D-Link product at http://support.dlink.com/register/ Product registration is entirely voluntar y and fa ilure to complete or return this form will not diminish your warr anty rights. ...
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D-Link DES-1250G - page 28
International Offices U.S.A 17595 Mt. He rrmann Street Fountain Va lley, CA 92708 TEL: 1-800-326-1688 URL: www .dlink.com Canada 2180 W inston Park Driv e Oakville, O ntario, L 6H 5W1 Canada TEL: 1-905-829 5033 F AX: 1 -905-8295223 URL: www .d link.ca Europe (U. K.) 4 th Floor , Meri t House Edgware Road, Colindale London NW9 5AB U.K. TEL: 44-20-87 ...
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