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Cisco VISM Installation and Configuration Guide
Release 3.0, Part Number OL-2521-01 Rev. D0, June 2004
Chapter 4 Configuring VISM Features
Configuring VISM Features
Complete the following steps to:
• Add and configure your eight T1 or E1 line ports on the VISM back card.
• Add and configure your eight T1 and E1 line ports on the SRM card if your application requires bulk
distribution.
Note You can configure the DS0s on a line after a line is added and configured.
Step 1 Type the addln command, a line-num argument value, and press Enter to add a line to your VISM card.
Specify the line-num argument value in the range 1 to 8.
The VISM card prompt and line number are displayed.
Step 2 Type the cnfln command, line-num, line-code, line-length, clock-source, line-type, and
loopback-detection argument values, and press Enter to specify the operating parameters for the line
added in Step 1. Specify the arguments with the following values:
• line-num: In the range from 1 to 8
• line-code:
–
2 = B8ZS for T1 lines
–
3 = HDB3 for E1 lines
–
4 = AMI for T1 or E1 lines
• line-length:
–
8 = AX-SMB-8E1 and AX-R-SMB-8E1 back card types
–
9 = AX-RJ48-8E1 and AX-R-RJ48-8E1 back card types
–
10 to 15 = T1 back cards, where 10 = 0 to 131 ft, 11 = 131 to 162 ft, 12 = 262 to 393 ft, 13 =
393 to 524 ft, 14 = 524 to 655 ft, and 15 = over 655 ft
• clock-source:
–
1 = Loop clock
–
2 = Local clock
• line-type:
–
1 = DSx1ESF
–
2 = DSx1D4
–
3 = E1
–
4 = E1CRC
–
5 = E1MF
–
6 = E1MFCRC
–
7 = E1 Clear
–
8 =
–
9 =
• loopback-detection:
–
1 = Disabled
–
2 = Enabled