Cisco 2950 Hardware Installation Guide - Page 38

Port Mode, Color, Meaning, Meaning of Port LED Colors in Different Modes for the LRE Switches

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Page 38 highlights

Front-Panel Description Chapter 1 Overview Table 1-6 Meaning of Port LED Colors in Different Modes for Non-LRE Switches (continued) Port Mode SPEED Color Meaning 10/100 ports Off Port is operating at 10 Mbps. Green Port is operating at 100 Mbps. 10/100/1000 ports Off Port is operating at 10 Mbps. Green Port is operating at 100 Mbps. Flashing green Port is operating at 1000 Mbps. 1000BASE-X GBIC module ports Off Port is not operating. Green Port is operating at 1000 Mbps. Table 1-7 Meaning of Port LED Colors in Different Modes for the LRE Switches Port Mode Color Meaning STAT (port status) Off No link. Solid green Link present. Note The LRE port LED turns green approximately 30 seconds after the LRE port detects a connection to an LRE CPE. Flashing green Activity. Port is sending or receiving data. Alternating green-amber Link fault. Error frames can affect connectivity, and errors such as excessive collisions, CRC errors, and alignment and jabber errors are monitored for a link-fault indication. Solid amber A link is established on a nonassigned LRE profile, or a port is not forwarding. If a port is not forwarding, it was disabled by management, an address violation, or STP. Note After a port is reconfigured, the port LED can remain amber for up to 30 seconds while STP checks the switch for possible loops. DUPLX Off Port is operating in half duplex. (half or full duplex) Green Port is operating in full duplex. 1-18 Catalyst 2950 Switch Hardware Installation Guide OL-6156-01

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1-18
Catalyst 2950 Switch Hardware Installation Guide
OL-6156-01
Chapter 1
Overview
Front-Panel Description
SPEED
10/100 ports
Off
Port is operating at 10 Mbps.
Green
Port is operating at 100 Mbps.
10/100/1000 ports
Off
Port is operating at 10 Mbps.
Green
Port is operating at 100 Mbps.
Flashing green
Port is operating at 1000 Mbps.
1000BASE-X GBIC module ports
Off
Port is not operating.
Green
Port is operating at 1000 Mbps.
Table 1-7
Meaning of Port LED Colors in Different Modes for the LRE Switches
Port Mode
Color
Meaning
STAT (port status)
Off
No link.
Solid green
Link present.
Note
The LRE port LED turns green approximately 30 seconds
after the LRE port detects a connection to an LRE CPE.
Flashing green
Activity. Port is sending or receiving data.
Alternating
green-amber
Link fault. Error frames can affect connectivity, and errors such
as excessive collisions, CRC errors, and alignment and jabber
errors are monitored for a link-fault indication.
Solid amber
A link is established on a nonassigned LRE profile, or a port is
not forwarding.
If a port is not forwarding, it was disabled by management, an
address violation, or STP.
Note
After a port is reconfigured, the port LED can remain
amber for up to 30 seconds while STP checks the switch
for possible loops.
DUPLX
(half or full duplex)
Off
Port is operating in half duplex.
Green
Port is operating in full duplex.
Table 1-6
Meaning of Port LED Colors in Different Modes for Non-LRE Switches (continued)
Port Mode
Color
Meaning