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3Com VCX V7122/SIP VoIP Gateway User Manual
Table 24
E1/T1 Indicator LEDs on the VCX V7122/SIP Front Panel
Label
LED Color
Signal Description
Green
Trunk is synchronized (Normal Operation)
T1/E1 Status
1 to 16
Red
Loss due to any of the following four signals:
LOS
– Loss of Signal
LFA
– Loss of Frame Alignment
AIS
– Alarm Indication Signal (The Blue Alarm)
RAI
– Remote Alarm Indication (The Yellow Alarm)
bicolor
LED
Table 25
Ethernet Indicator LEDs on the VCX V7122/SIP Front Panel
LED Name
LED Color
LED Function
LINK
Green
Link all OK
ACT Yellow
Transmit/Receive
Activity
Table 26
cPCI Indicator LEDs on the VCX V7122/SIP Front Panel
LED Name
LED Color
LED Function
PWR
Green
Power is supplied to the board
The cPCI board can now be removed
SWAP READY
Blue
The cPCI board was inserted successfully
During correct VCX V7122/SIP operation, the ACT LED lights green and the FAIL LED is off.
Changing of the FAIL LED to red indicates a failure.
In the correct VCX V7122/SIP operation, the E1/T1 Status LED lights green. Any other
condition indicates failure, either in the E1/T1 cable, in the VCX V7122/SIP or at the remote
side.
SNMP Traps
3COM VoIPLib supports Trunk MIB traps according to RFC 2495. For documentation on
SNMP event errors, go to the IETF web site at URI
http://www.ietf.org/rfc/
and open RFC
2495.
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