v
Modem management configuration example ··········································································································· 157
Network requirements ········································································································································· 157
Configuration procedure ···································································································································· 157
Verifying the configuration ································································································································· 158
Troubleshooting modem faults ···································································································································· 159
Managing a 3G/4G modem ································································································································ 160
Configuration restrictions and guidelines ·················································································································· 160
3G modem management configuration task list ······································································································· 160
4G modem management configuration task list ······································································································· 161
Configuring a cellular interface for a 3G modem ···································································································· 161
Configuring a cellular interface for a 4G modem ···································································································· 162
Configuring an Eth-channel interface for a 4G modem··························································································· 162
Configuring an IP address for an Eth-channel interface of a 4G modem ······························································ 163
Configuring a 3G/4G network ·································································································································· 163
Configuring parameter profiles ·································································································································· 164
Configuring a parameter profile ························································································································ 164
Specifying the primary and backup profiles ···································································································· 165
Configuring PIN verification ······································································································································· 165
Configuring DM ··························································································································································· 166
Issuing a configuration directive to a 3G/4G modem ···························································································· 166
Configuring automatic reboot ····································································································································· 167
Configuring manual reboot ········································································································································· 167
Displaying and maintaining 3G/4G modem information ······················································································ 168
3G/4G modem management configuration examples ··························································································· 168
3G modem management configuration example ···························································································· 168
4G modem management configuration example ···························································································· 169
Troubleshooting ···························································································································································· 170
Symptom ······························································································································································· 170
Solution ································································································································································· 170
Configuring DDR ····················································································································································· 171
Overview ······································································································································································· 171
Interfaces in DDR ················································································································································· 171
DDR implementations ·········································································································································· 171
DDR types ····························································································································································· 173
Command and hardware compatibility ···················································································································· 174
DDR configuration task list ·········································································································································· 174
Packet-triggered DDR configuration task list ····································································································· 174
Auto-dial DDR configuration task list ················································································································· 175
Route-triggered DDR configuration task list ······································································································ 175
Configuring basic settings for DDR ···························································································································· 176
Configuring physical interfaces ························································································································· 176
Configuring link layer/network/routing protocols on the dialup interface ··················································· 176
Associating a dial rule with a dialup interface ········································································································· 177
Configuring traditional DDR ······································································································································· 177
Configuring an interface to place calls ············································································································· 178
Configuring an interface to receive calls ·········································································································· 179
Configuring bundle DDR ············································································································································· 180
Configuring a dialer interface to place calls ···································································································· 180
Configuring a dialer interface to receive calls ································································································· 181
Configuring attributes for a dialup interface ············································································································· 182
Configuring MP for DDR ············································································································································· 183
Configuration restrictions and guidelines ········································································································· 184
Configuration procedure ···································································································································· 185
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