4-11
Cisco VISM Installation and Configuration Guide
Release 3.0, Part Number OL-2521-01 Rev. D0, June 2004
Chapter4 Configuring VISM Features
Configuring VISM Features
Step 4 Type the cnfvbdpol command, carrier-loss-pol and cac-reject-pol argument values, and press Enter to
specify card level default policies for a fax/modem carrier loss and a fax/modem CAC failure. Specify
the arguments with the following values:
•carrier-loss-pol:
–
1 = Revert to the previous codec.
–
2 = Maintain the upspeed codec.
•cac-reject-pol:
–
1 = Delete the connection.
–
2 = Maintain the connection and revert to the previous codec.
You have completed configuring CAC on your VISM card. Proceed to the “Placing the VISM Card In
Service” section on page 4-11.

Placing the VISM Card In Service

Type the cnfgwis command and press Enter to place the VISM card in service. The VISM card prompt
terminates with an a to indicate the in-service state:
NODENAME.1.9.VISM8.a

Placing the VISM Card Out of Service

Type the cnfgwoos command, a oos-method argument value, and press Enter to place the VISM card
out of service. Specify the oos-method argument with one of the following values:
•2—Forceful
•3—Graceful
The VISM card prompt terminates with an s to indicate the out-of-service (standby) state:
NODENAME.1.9.VISM8.s
Configuring the TDM Side
You must perform the following tasks to configure the TDM side of your networking application:
1. Configure T1 and E1 lines.
2. Configure VISM card clocking.
3. Configure DS0 channels.

Configuring T1 and E1 Lines

This section deals with the configuration of the eight physical T1/E1 ports on the VISM back card or, if
bulk distribution is used, the equivalent ports being fed from the Service Resource Module (SR M) card.