Avaya CS 1000 Maintenance Manual page 7

B-channel status change.................................................................................................................. 149
Channel status audit......................................................................................................................... 149
Service message commands........................................................................................................... 149
2.0 Mb PRI error detection............................................................................................................... 149
Group I errors................................................................................................................................... 150
Group 2 errors.................................................................................................................................. 154
System PRI maintenance tools................................................................................................................. 158
DCHI commands.............................................................................................................................. 159
DDCH commands............................................................................................................................ 160
Clock controller commands.............................................................................................................. 160
Link diagnostic and remote loop back tests..................................................................................... 163
Link diagnostic test........................................................................................................................... 163
Remote loopback test....................................................................................................................... 164
Chapter 15: 2.0 Mb ISL maintenance.................................................................................
Contents.................................................................................................................................................... 165
Overview................................................................................................................................................... 165
ISL hardware requirements.............................................................................................................. 165
ISL in shared mode.......................................................................................................................... 166
ISL in dedicated mode using leased line.......................................................................................... 166
ISL in dedicated mode using dial-up modem................................................................................... 167
ISL hardware installation........................................................................................................................... 168
Shared mode.................................................................................................................................... 168
Dedicated mode............................................................................................................................... 168
Setting up the D-channel.................................................................................................................. 169
ISL software implementation..................................................................................................................... 170
Shared mode.................................................................................................................................... 170
Dedicated mode............................................................................................................................... 170
ISL maintenance....................................................................................................................................... 174
DCHI quick reference....................................................................................................................... 174
Maintenance messages................................................................................................................... 175
Maintenance testing......................................................................................................................... 175
ISL back-to-back testing (without modems).............................................................................................. 175
Index.....................................................................................................................................
ISDN Primary Rate Interface Maintenance
165
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