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JUNOSg 3.0 G10 CMTS Hardware Guide
vi
Chapter 6
Connect the Power and Perform Initial Configuration................123
Power On the G10 CMTS ....................................................................................123
Power On and Configure the PC .........................................................................127
Perform Initial Software Configuration ..............................................................128
Part 3
Troubleshooting and Maintenance
Chapter 7
RF Measurements................................................................................................133
Downstream RF Measurement in CATV Mode....................................................134
Downstream RF Measurement in Spectrum Analyzer Mode ...............................135
Upstream RF Measurement ................................................................................137
Chapter 8
Troubleshooting .................................................................................................... 141
Features for Troubleshooting..............................................................................141
Flap List.......................................................................................................142
Use the Flap List for Troubleshooting ...................................................142
Local Event Log ...........................................................................................145
Operational Commands ..............................................................................146
ServiceGuard Management System .............................................................147
CMTS Power and Booting Issues.........................................................................148
CMTS Is Not Powering Up ...........................................................................148
CMTS Does Not Boot Successfully................................................................148
CMTS Powers Down ....................................................................................149
Ideal HFC Plant Configuration Issues ..................................................................150
Cable Modem Cannot Successfully Range....................................................150
Cable Modem Cannot Establish IP Connectivity ..........................................151
Cable Modem Cannot Successfully Register.................................................151
Cable Modem Throughput is Slow ...............................................................152
Cable Modem is Dropped ............................................................................156
HFC Plant Related Issues ....................................................................................156
Cable Modem Cannot Successfully Range....................................................157
Cable Modem Throughput is Slow ...............................................................158
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