This limitation also applies to the 2-port T1/E1 and ISDN BRI Small Modules if they are
configured for voice traffic: only port 2/1 is functional. This limitation does not apply to FXS
or FXO voice modules.
The following table describes the LED states for the T1/E1 Small and Medium Modules.
Table 19: T1/E1 Module LEDs
LED Description
STAT General module status:
•
Off: No power available to the module
• Yellow: Out of service, or failed to initiate
• Green: Power on and the module is operational.
LINK/STAT Status of each interface:
•
Off: Not connected or the interface is out of service.
• Yellow: The interface is in a loopback mode or is running
diagnostics
• Green: The link or channel is active and receiving a valid signal
To view T1/E1 alarms, run the following command:
show module alarms {t1|e1}
To test a T1/E1 configuration, enter the following command:
test {t1|e1} <slot/port>
Troubleshooting DS3
This section describes steps you use to troubleshoot DS3.
Important:
The Clear Channel DS3 interface module does not support the use of the M13 framing
format. Use only the default framing format of C-BIT on Clear Channel DS3 interface
modules.
The following table describes the LED states for the DS3 Medium Module.
Table 20: DS3 Module LEDs
LED Description
STAT General module status:
Troubleshooting a physical media problem
62 Troubleshooting August 2013
Comments? infodev@avaya.com
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