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8
C
HAPTER
1: O
VERVIEW
See “Installation and Upgrade Prerequisites”, in Chapter 4 “Software
Installation”, for information about how to determine the software
release on each module in the chassis.
CAUTION:
Before you attempt to download any module software, save
the configuration file for the release that you are currently running to an
external device using the EME
upload
command. See the
CoreBuilder 9000 Enterprise Management Engine User Guide
for an
explanation of how to use the EME
upload
command.
Supported Modules
Software Release 3.0 applies to the following 3Com CoreBuilder 9000
Layer 2 switching modules:
■
20-port 10/100BASE-TX Fast Ethernet Layer 2 Switching Module
(Model Number 3CB9LF20R)
■
36-port 10/100BASE-TX Fast Ethernet RJ-45 Layer 2 Switching Module
(Model Number 3CB9LF36R)
■
36-port 10/100BASE-TX Fast Ethernet Telco Layer 2 Switching Module
(Model Number 3CB9LF36T)
■
36-port 10/100BASE-TX Desktop Switching Module (RJ-45
Connectors) (Model Number 3CB9LF36RL)
■
36-port 10/100BASE-TX Desktop Switching Module (RJ-21 Telco
Connectors) (Model Number 3CB9LF36TL)
■
10-port 100BASE-FX Fast Ethernet Layer 2 Switching Module
(Model Number 3CB9LF10MC)
■
20-port 100BASE-FX (MT-RJ) Fast Ethernet Layer 2 Switching Module
(Model Number 3CB9LF20MM)
■
9-port 1000BASE-SX Gigabit Ethernet Layer 2 Switching Module
(Model Number 3CB9LG9MC)
These Fast Ethernet and Gigabit Ethernet Layer 2 switching modules are
intelligent LAN interface modules with embedded management agents
that support standard Simple Network Management Protocol (SNMP)
Management Information Bases (MIBs).