3Com 3CR17561-91-US - Switch 4500 26PORT Managed 24 10/100 2 Gbe Stackable RJ45 Support and Manuals
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Getting Started Guide - Page 9
... 50-Port (3CR17562-91) ■ Switch 4500 PWR 26-Port (3CR17571-91) ■ Switch 4500 PWR 50-Port (3CR17572-91)
All procedures described in this guide, follow the instructions in the Release Notes. If the information in the Release Notes differ from the information in this guide apply to all models except where stated. The guide is intended for installing and setting up...
Getting Started Guide - Page 15
... Eight traffic queues per port
Power over Ethernet
Supported on all ports
Auto MDI/MDIX
Supported on 10/100 ports (3CR17571-91 and 3CR17572-91 only)
Ethernet and Fast Ethernet Auto-negotiating 10BASE-T/100BASE-TX ports Ports
Gigbait Ethernet Ports
Auto-neogotiating 10BASE-T/100BASE-TX/ 1000BASE-T ports (3CR17561-91) only
SFP Ethernet Ports
Supports fiber Gigabit Ethernet short-wave (SX...
Getting Started Guide - Page 17
... one time. Gigabit Ports
The Switch 4500 26 Port has two 1000BASE-X SFP ports and two 10/100/1000BASE-T ports, which auto-negotiation is mandatory) and the flow control setting can be installed in order to connect a terminal. Only one port in each have four 1000BASE-X Small Form Factor Pluggable (SFP) ports.
The port pairings of the 50-Port models are fixed by...
Getting Started Guide - Page 33
...ports over a Category 5 or Category 5e Ethernet cable. Alternatively use the earthing cable specification as shown in
Appendix C on the Switch, the Switch will power the Switch if it is connected.
Table 11 RPS LED Colors
Color Green Yellow Off
State AC and RPS supply connected... cable length should not exceed 3 metres (9.84 feet). If, for example, the Switch is used to connect a 3Com ...
Getting Started Guide - Page 36
..., all wires at least Category 5 twisted pair cable - If you want to make a connection to another MDIX port, you need to use at one end of cable is disabled
Cross-over Ethernet on a Switch rack or patch panel.
If you briefly connect the cable to an MDI port, you use a standard straight-through ). If you want to a female RJ-45 connector located, for...
Getting Started Guide - Page 41
... a Switch ■ Setting Up Overview ■ Manually Configuring IP Information ■ Viewing Automatically Configured IP Information ■ Setting Up Command Line Interface Management ■ Setting Up Command Line Interface Management using SSH ■ Setting Up Web Interface Management ■ Setting Up SNMP Management V1 or V2 ■ Default Users and Passwords 3
SETTING UP FOR...
Getting Started Guide - Page 46
...specific web interface operations and command line interface commands and problem solving, refer to the "Command Reference Guide" on the CD-ROM that accompanies your Switch or the 3Com...Once your Switch's initial set up is complete you can set up your network uses...SETTING UP FOR MANAGEMENT
For a detailed description of how automatic IP configuration operates, please refer to the Configuration Guide...
Getting Started Guide - Page 63
... contains the information you are using a console cable connected to the console port to set up your Switches to create a stack using the following topics: ■ How To Interconnect Units ■ Guidelines For Interconnecting Units ■ Unit Numbering within the Stack
How To Interconnect Units
Up to eight 3Com Switch 4500 units can use the display...
Getting Started Guide - Page 64
... do not do this looks in the case of the system.
■ 3Com strongly recommends that you upgrade all configuration settings. Use the dir command from unit to top of a stack, is not supported and will disable stack operation.
■ The maximum number of Switch units that can be interconnected is eight.
■ You can...
Getting Started Guide - Page 65
... address assumes the ID in two ways.
■ You can manually assign unit IDs 1 to 8 to specific units using the Switch 4500 the unit numbering can be determined in question and the other unit will automatically renumber.
3Com recommends that is, you cannot control port features such as auto-negotiation, VLANs, static addresses, STP, Aggregated...
Getting Started Guide - Page 87
... display the following: Are you sure to display the bootrom upgrade menu as shown: Bootrom update menu: 1. Set TFTP protocol parameter 2. Return to boot menu Enter your choice(0-3): 2 Select option 2 to display the bootrom upgrade menu as shown: Bootrom update menu: 1. Bootrom Upgrade To upgrade the bootrom firmware from the Boot menu via TFTP do the via TFTP...
Getting Started Guide - Page 88
... : 1. Bootrom Upgrade To upgrade the bootrom firmware from the Boot menu via XModem do via XModem the following: 1 From the Boot Menu, select option 6 to display the following information is displayed to indicate the file is downloading: Attached TCP/IP interface to netdrv0 Attaching network interface Io0...done Loading done Bootrom updating............done! Set FTP...
Getting Started Guide - Page 111
...
PC/Terminal Cable connector: 25-pin male/female
1
Screen only required if screen
3
RxD
2
TxD
always required
7
Ground
4
RTS
20 DTR
5
CTS
required for handshake
6
DSR
8
DCD
PC-AT Serial Cable
RJ-45 to 9-pin
Switch 4500 Cable connector: RJ-45 female
Screen Shell
DTR
4
TxD
3
RxD
2
CTS
8
Ground 5
DSR
6
RTS
7
DCD
1
PC-AT Serial Port Cable connector: 9-pin female...
Getting Started Guide - Page 112
...
2
RTS
7
CTS
8
DSR
6
Ground 5
DCD
1
DTR
4
RS-232 Modem Port Cable connector: 25-pin male
1
Screen
2
TxD
3
RxD
4
RTS
5
CTS
6
DSR
7
Ground
8
DCD
20
DTR
Ethernet Port RJ-45 Pin Assignments
10/100 and 1000BASE-T RJ-45 connections.
Table 10 Pin assignments
Pin Number
10/100
Ports configured as MDI
1
Transmit Data +
2
Transmit Data -
3
Receive Data +
4
Not...
Getting Started Guide - Page 122
...; Product model name, part number, and serial number ■ Proof of purchase, if you troubleshoot 3Com products. Access Software Downloads
Software Updates are the software releases that follow the software version included with the product.
122 APPENDIX D: OBTAINING SUPPORT FOR YOUR PRODUCT
Troubleshoot Online
You will need to apply for a user name and password. Telephone Technical...
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