Cisco Systems (VISM) Manual De Usuario
4-70
Cisco VISM Installation and Configuration Guide
Release 3.0, Part Number OL-2521-01 Rev. D0, June 2004
Chapter 4 Configuring VISM Features
Configuring Additional VISM Features
Additional SPVC Connection Management Capabilities
Use the PXM1E or the PXM 45 card in combination with the VISM-PR card in an MGX 8000 Series
switch chassis to specify a connection up or down. Specifying a connection up allows you to direct traffic
to the specified connection. Specifying a connection down allows you to prevent traffic from being
directed to a specified connection. Use the upcon and dncon commands to use this feature.
switch chassis to specify a connection up or down. Specifying a connection up allows you to direct traffic
to the specified connection. Specifying a connection down allows you to prevent traffic from being
directed to a specified connection. Use the upcon and dncon commands to use this feature.
Note
This feature requires you to use a PXM1E or PXM45 in your MGX 8000 Series switch chassis.
192 T1/248 E1 DS0 Support with High Complexity Codecs on VISM-PR
VISM-PR T1 lines support up to 192 DS0 channels and VISM-PR E1 lines support up to 248 DS0
channels, with clear channel and the following codec types:
channels, with clear channel and the following codec types:
•
G.711
•
G.726
•
G.729a
•
G.729ab
describes the VISM/VISM-PR DS0 density when the cards are used in combination with clear
channel and the supported codecs.
Channel Alarm Enhancement
The channel alarm enhancement feature uses the modified dspconcnt command, which allows you to
view the channel status bit map data.
view the channel status bit map data.
VISM TDM Line Statistics Collection
This release allows you to configure VISM to collect Time Division Multiplex (TDM) line statistics. Use
the dspalmcnt command to collect and display TDM line statistics. Use the cnfalmcnt command to
configure the thresholds for TDM line statistics.
the dspalmcnt command to collect and display TDM line statistics. Use the cnfalmcnt command to
configure the thresholds for TDM line statistics.
Table 11
VISM/VISM-PR DS0 Density with Codec Support
Codec
VISM
VISM-PR
T1
E1
T1
E1
G.711
192
248
192
248
G.723.1
—
—
144
144
G.726
145
145
192
248
G.729a/ab
145
145
192
248
Clear channel
192
248
192
248