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Catalyst 2900 Series XL Hardware Installation Guide
78-6461-04
Chapter 1 Product Overview
Front-Panel Description
Table 1-7
Meanings of Port Status LEDs for Different Modes on Catalyst 2912 LRE XL and 2924 LRE
XL Switches
Port Mode
Port LED Color
Description
LRE
Note
In LRE mode, the 10/100 switch port LEDs continue to reflect Ethernet link
status. See
Table 1-5
for LED information about the 10/100 ports.
Cyan (off)
No LRE link present on the LRE port.
Green
LRE link present on the LRE port. Port LED turns green in
approximately 10 seconds after the LRE port detects a connection to a
LRE CPE.
Amber
LRE port on the switch and WALL port on the LRE CPE unable to
establish the rate defined by the assigned profile.
STAT
Note
In STAT mode, the LRE ports reflect the Ethernet link between the remote CPE
and an Ethernet device such as a PC. The Ethernet link default settings on the LRE
ports are different from those on the 10/100 ports. See
Table 1-5
for LED
information about the 10/100 ports.
Cyan (off)
No LRE link present on the LRE port, or the port is administratively
shut down.
Green
LRE link present on the LRE port. Port is in STP forwarding state.
Blinking green
Activity on the LRE port. Port is sending or receiving data.
Amber
LRE port is in a non-STP forwarding state or is administratively shut
down.
Note
After a port is reconfigured, the port LED can remain amber for
up to 30 seconds as STP checks the switch for possible loops.
Blinking amber
Activity on the LRE port. Port is sending or receiving data, but it is not
in STP forwarding state.
DUPLX
Cisco IOS
Release
12.0(5.x)WC1/
WC2
1
Cisco IOS Release 12.0(5.x)WC4
2
3
Cyan (off)
Cyan
(off)
LRE port or remote CPE Ethernet port is operating in
half-duplex mode.
Green
LRE port or remote CPE Ethernet port is operating in
full-duplex mode.