3Com 3CBLSG48 - Baseline Switch 2948-SFP Support and Manuals
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Some Ports On Switch Not Working
i have change utp cable ,ethernet card on computer ,power off-on the switch badthe port on switch no...
i have change utp cable ,ethernet card on computer ,power off-on the switch badthe port on switch no...
(Posted by jpanopoul 13 years ago)
Popular 3Com 3CBLSG48 Manual Pages
User Guide - Page 9
... SNMP Traps 146 Removing SNMP Traps 147
13 Configuring quALITY OF SERVICES
Viewing CoS Settings 150 Defining CoS 151 Defining Queuing Algorithm 152 Viewing CoS to Queue 153 Defining CoS to Queue 153 Viewing DSCP to CoS 155 Configuring DSCP to CoS 156 Configuring Trust Settings 157 Viewing Bandwidth Settings 158 Defining Bandwidth Settings 159 Defining Voice VLAN 161
User Guide - Page 12
... Specifications Installing the Switch Setting Up for Management Methods of Managing a Switch Switch Setup Overview Using the Command Line Interface (CLI) Setting Up Web Interface Management Setting Up SNMP Management V1 or V2 Default Users and Passwords Upgrading Software using the CLI 1
GETTING STARTED
This chapter contains introductory information about the 3Com® Baseline Switch 2948-SFP...
User Guide - Page 16
...
CHAPTER 1: GETTING STARTED
Table 3 contains the system specifications of the Switch 2948 switch
Specification
Switch 2948-SFP Plus 48-Port 3CBLSG48
Physical dimensions 44×440×265 mm (1.73 X 1.7.3 X 10.43 in Appendix B "Device Specifications and Features". on the front panel Four Gigabit SFP Combo ports
AC Input voltage
Rated voltage range: 100-240 VAC, 50/60 Hz
Power...
User Guide - Page 18
... software that resides on the switch. This section explains the initial set the IP Address using the Console Port
Viewing IP Information using the Console Port
Setting Up Web Interface Management
Setting Up SNMP Management V1 or V2
Default Users and Passwords This is known as managing the switch. It covers the following topics:
Methods of Managing a Switch
Switch Setup Overview
Manually set...
User Guide - Page 30
... "Viewing IP Information using the Console Port" on page 17.
2 Check that your management workstation is powered up.
4 Open your web browser and enter the IP address of the switch that you wish to manage in the URL locator, for example, in VLAN 1.
The main Web interface page is connected to "Configuring SNMP" in VLAN 1 (the Default VLAN). By default, all ports on...
User Guide - Page 131
... parameters are defined. 120 CHAPTER9: CONFIGURING IP and MAC Address Information
Defining ARP Settings
The ARP Settings Setup Page allows network managers to this page. Figure 62 ARP Settings Setup Page
The ARP Settings Setup Page contains the following fields:■
VLAN - Indicates the VLAN for specific interfaces. ARP Entry Age Out -
The monitor users have no access to define ARP...
User Guide - Page 161
... CoS value for incoming packets for which a VLAN priority tag is defined. 150 CHAPTER 13: CONFIGURING QUALITY OF SERVICE
Viewing CoS Settings
The CoS Summary Page displays CoS default settings assigned to ports. Displays the interface for which the CoS default value is not defined. Default CoS -
The CoS Summary Page opens. To view CoS Settings:
1 Click Device > QoS > CoS > Summary...
User Guide - Page 162
... opens. Select Port(s) - Defining CoS
CHAPTER 13: CONFIGURING QUALITY OF SERVICE 151
The CoS Setup Page contains information for CoS values.
2 Define the fields.
3 Click Apply. Determines the QoS mode on the device. Disables QoS on the device, and the device is enabled on the device. Restores the device factory defaults for enabling QoS globally. CoS is updated...
User Guide - Page 174
...the device.
The Voice VLAN Setup Page provides information for Voice VLAN - The possible field values are included in the Voice VLAN - Indicates if Voice VLAN is enabled. Defining Voice VLANs
CHAPTER 13: CONFIGURING QUALITY OF SERVICE 163
Address table. For more information on the device. The Voice
VLAN Setup Page opens. Displays the active ports which Voice VLAN is enabled on...
User Guide - Page 181
...structure consists of the configuration files are used after the device is downloaded. Running Configuration File - 14
MANAGING SYSTEM FILES
This section contains information about managing the configuration files and installing and backing up the switch firmware. After a successful download, the new version is marked, and is used when a new version file is reset. Backup and restore of...
User Guide - Page 202
... Management Protocol (SNMP) over the UDP/IP protocol controls access to VLANs based on ports.
Rapid Spanning Tree
Spanning Tree can be captured across resets and reboots. appendix b: DEVICE SPECIFICATION AND FEATURES 191
Table 11 Features of the Baseline Switch 2948-SFP Plus
Feature
Port-based Virtual LANs
Description
Port-based VLANs classify incoming packets to the system...
User Guide - Page 203
... the system can be grouped in the same VLAN. Packets are collections of the Baseline Switch 2948-SFP Plus
Feature
TCP
Description
Transport Control Protocol (TCP). Packets sharing common attributes can be monitored and configured. 192 appendix B: DEVICE SPECIFICATION AND FEATURES
Table 11 Features of switching ports that comprise a single broadcast domain. TCP...
User Guide - Page 208
... software connection settings.
No connection is LED established and the port is properly connected with a valid link light, and that your management station is set Configure the network address in the workstation.
Faulty module
Replace the module. Cannot connect to management using HTTP SNMP, etc
Be sure the switch has a valid IP address, subnet mask, and, the default...
User Guide - Page 228
... Technical To obtain telephone support as part of software that is available at :
http://eSupport.3com.com/
When you buy an Express or Guardian contract, a Software Upgrades contract, or an equivalent support contract from the table in this software, you need to bug fix / maintenance releases for the version of your warranty and other service Support and Repair benefits, you must first...
User Guide - Page 231
... a class A product.
ICES STATEMENT
CE STATEMENT (EUROPE)
In order to radio communications. In a domestic environment this product may cause radio interference in accordance with the instructions, may be downloaded from the Product Support web page for the Baseline Switch 2948-SFP Plus at http://www.3Com.com. VCCI STATEMENT
Also available at their own expense.
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