Cisco uBR10012 Software Configuration Manual page 6

Contents
Configuring Basic Broadband Internet Access
5
C H A P T E R
Troubleshooting the System
6
C H A P T E R
Cisco uBR10012 Universal Broadband Router Software Configuration Guide
6
Configuring Maximum Hosts Attached to a CM
Configuring Per-Modem Filters
Configuring Sync Message Interval
Overview of Basic Broadband Internet Access
Recommended Basic Configuration for High-Speed Internet Access
Basic Internet Access Sample Configuration File
Understanding show Command Responses
Using a Headend CM to Verify Downstream Signals
Performing Amplitude Averaging
Enabling or Disabling Power Adjustment
Setting Downstream Test Signals
Configuring Unmodulated Test Signals
Configuring PRBS Test Signals
Verifying Test Signal Output
Pinging Unresponsive CMs
Pinging a CM
6-16
Verifying the Ping
6-16
Using Cable Interface debug Commands
debug cable arp
6-17
debug cable error (for MAC Protocol Errors)
debug cable keyman (for Baseline Privacy Activity)
debug cable mac-messages
debug cable map
6-18
debug cable phy
6-18
debug cable privacy (for Baseline Privacy)
debug cable qos
6-18
debug cable range (for Ranging Messages)
debug cable receive (for Upstream Messages)
debug cable reg (for Modem Registration Requests)
debug cable reset (for Reset Messages)
debug cable specmgmt (for Spectrum Management)
debug cable startalloc (for Channel Allocations)
debug cable transmit (for CMTS Transmissions)
debug cable ucc (for Upstream Channel Change Messages)
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