Troubleshooting Modem Faults - HP MSR Router Series Wan Access Configuration Manual

Troubleshooting modem faults

Symptom
An external modem is in an abnormal state. For example, the dial tone or busy tone keeps humming.
Solution
To resolve the issue:
1. Execute the shutdown and undo shutdown commands on the physical interface connected to the
modem.
2. If the problem persists, power-cycle the modem.
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