Diagnose a Suspected Hardware Problem with a Channelized DS-3 Interface

Steps To Take

To diagnose a suspected hardware problem with a Channelized DS-3 interface, follow these steps:

1. Create a Loopback
2. Verify That the Interface Is Up
3. Clear Interface Statistics
4. Force the Link Layer to Stay Up
5. Verify the Status of the Logical Interface
6. Ping the Channelized Interface
7. Check for Interface Error Statistics