Specifications

Configuring and Managing Integrated Modems
Managing Modems
DC-97
Cisco IOS Dial Technologies Configuration Guide
Step 3 Enter line configuration mode and manually remove modem 1/3 from dial services by entering the
modem bad command on line 4:
Router# configure terminal
Router(config)# line 4
Router(config-line)# modem bad
Router(config-line)# exit
Router(config)# exit
Step 4 Enter the show modem EXEC command or the show modem slot/port command to display the bad
modem status.
Bad modems are marked with the letter B in the Mdm column of the show modem command display
output.
Router# show modem
%SYS-5-CONFIG_I: Configured from console by consolem
Inc calls Out calls Busied Failed No Succ
Mdm Usage Succ Fail Succ Fail Out Dial Answer Pct.
1/0 0% 0 0 0 0 1 0 0 0%
1/1 0% 0 0 0 0 3 0 0 0%
1/2 0% 0 0 0 0 1 0 0 0%
B 1/3 0% 0 0 0 0 1 0 0 0%
1/4 0% 0 0 0 0 1 0 0 0%
1/5 0% 0 0 0 0 1 0 0 0%
1/6 0% 0 0 0 0 1 0 0 0%
1/7 0% 0 0 0 0 1 0 0 0%
1/8 0% 0 0 0 0 1 0 0 0%
1/9 0% 0 0 0 0 1 0 0 0%
1/10 0% 0 0 0 0 1 0 0 0%
1/11 0% 0 0 0 0 1 0 0 0%
1/12 0% 0 0 0 0 1 0 0 0%
1/13 0% 0 0 0 0 1 0 0 0%
1/14 0% 0 0 0 0 1 0 0 0%
1/15 0% 0 0 0 0 1 0 0 0%
1/16 0% 0 0 0 0 1 0 0 0%
1/17 0% 0 0 0 0 1 0 0 0%
1/18 0% 0 0 0 0 0 0 0 0%
1/19 0% 0 0 0 0 0 0 0 0%
1/20 0% 0 0 0 0 0 0 0 0%
1/21 0% 0 0 0 0 0 0 0 0%
1/22 0% 0 0 0 0 0 0 0 0%
1/23 0% 0 0 0 0 0 0 0 0%
Malfunctioning modems are also marked as Bad in the Status column of the show modem slot/port
command display output, as the following example shows:
Router# show modem 1/3
Mdm Typ Status Tx/Rx G Duration TX RX RTS CTS DSR DCD DTR
1/3 V34 Bad 28800/28800 0 00:00:00 x x x x x
Modem 1/3, Microcom MNP10 V34 Modem (Managed), TTY4
Firmware (Boot) Rev: 1.0(23) (1.0(5))
Modem config: Incoming and Outgoing
Protocol: reliable/MNP, Compression: V42bis
Management port config: Status polling and AT session
Management port status: Status polling and AT session
TX signals: -15 dBm, RX signals: -17 dBm
Last clearing of "show modem" counters never
0 incoming completes, 0 incoming failures
0 outgoing completes, 0 outgoing failures