Contents
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Configuring LFI
Inverting Data on the T1/E1 Interface
Changing a Channel Group Configuration
BERT Test Configuration Guidelines
Saving the Configuration
Verifying Interface Configuration
Verifying Per-Port Interface Status
Configuration Examples
Example of T3 Framing Configuration
Example of Cyclic Redundancy Check Configuration
Example of Facility Data Link Configuration
Example of Invert Data on T1/E1 Interface
Troubleshooting the Serial SPAs
General Troubleshooting Information
Interpreting Console Error Messages
Using show Commands
Performing Basic Interface Troubleshooting
Serial Lines: show interfaces serial Status Line Conditions
Serial Lines: Increasing Output Drops on Serial Link
Serial Lines: Increasing Input Drops on Serial Link
Serial Lines: Increasing Input Errors in Excess of 1 Per Cent of Total Interface Traffic
Serial Lines: Troubleshooting Serial Line Input Errors
Serial Lines: Increasing Interface Resets on Serial Link
Serial Lines: Increasing Carrier Transitions Count on Serial Link
Configuring a BER Test
Viewing a BER Test
Interpreting BER Test Results
Cisco ASR 1000 Series Aggregation Services Routers SIP and SPA Software Configuration Guide, Cisco IOS XE
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