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Fault analysis

Model 2960/2996 RAS User Manual 

ETHERNET

Front panel

Green

Off

•

A valid link has not been detected. 

•

Verify that the cable is plugged into the hub, switch, 
or workstation and the RAS.

•

Verify that the hub, switch, or workstation is powered 
on.

Replace the cable. If the problem still exists, refer to 

 on page 55 to replace the 

RAS. If the problem still exists, troubleshoot the 
hub, switch, or workstation.

On solid Link status is nominal for the Ethernet port. No 

action recommended.

CALLS ACT

Front panel

Green On solid Indicates call activity on the RAS. No action recom-

mended.

Flashing A call is incoming. No action recommended.

Off

No active calls on the RAS. No action recom-
mended.

WAN PORT— FRAME Front panel

Green On solid Indicates normal activity at each of the four T1/

E1/PRI links. No action recommended.

Flashing Indicates that the RAS is detecting the network, but 

is unable to synchronize with it.

Off

Indicates an error.

WAN PORT— ERROR

Front panel

Red

On solid Indicates signal from WAN is not present.

Flashing Intermittent errors on the WAN port are recog-

nized.

Off

Indicates normal activity at each of the four T1/
E1/PRI links. No errors recognized.

10/100 ETHERNET

Rear panel

Yellow On solid Link is valid but no packets are seen. No action 

recommended.

Off

•

A valid link has not been detected. 

•

Verify that the cable is plugged into the hub, switch, 
or workstation and the RAS.

•

Verify that the hub, switch, or workstation is 
powered on.

•

Replace the cable. If the problem still exists, refer to 

 on page 55 to replace the 

RAS. If the problem still exists, troubleshoot the hub, 
switch, or workstation.

Flashing Packets are detected at the Ethernet port. No 

action recommended.

10/100 ETHERNET

Rear panel

Green On solid 100 Mbps speed. No action recommended.

Off

10 Mbps speed. No action recommended.

Table 5. LED definitions (Continued)