Nortel 1000 Description, Installation And Operation Manual page 517

Table 54
IP Trunk 3.01 (and later) alarms (Part 2 of 7)
Alarm Description
ITG0103 Ethernet management port
restored to normal operation.
ITG0104 DSP successfully reset.
ITG0105 Exit from card fallback. Leader
card restored.
ITG0150 D-channel (Link Layer) restored.
Channels returned to service.
Minor Alarms – No intervention required
These alarms indicate transient events that do not require technician intervention. Recurring
minor alarms indicate potential IP Trunk 3.01 (and later) node engineering issues that require
analysis by a technician.
ITG0200 Voice Ethernet buffer exceeded.
Packet(s) discarded.
ITG0201 Management Ethernet buffer
exceeded. Packet(s) discarded.
ITG0202 Card recovered from software
reboot.
ITG0203 Fallback to PSTN activated. Bad
network condition. This alarm
indicates a QoS fallback.
ITG0204 DSP device reset. A DSP failed to
respond and was reset.
Maintenance
Fault Clearing Action
Indicates recovery from ITG0403.
Indicates recovery from ITG0204.
Indicates recovery from ITG0450.
Indicates TLAN interface hardware
problems or excessive TLAN subnet traffic.
Indicates ELAN interface hardware
problems or excessive ELAN subnet traffic.
Recurrent QoS fallback and recovery can
indicate network faults, far-end IP Trunk
3.01 (and later) node failure or network QoS
configuration errors.
If this alarm occurs repeatedly on the same
DSP, replace the card. See "Replace an IP
trunk card" on
IP Trunk Description, Installation, and Operation
Page 517 of 644
page 549.