Permanent Virtual Channels - 3Com CoreBuilder 9000 User Manual

Permanent Virtual
Channels
You establish a permanent virtual channel (PVC) manually by
management.
An established PVC connection is not automatically released and is not
dynamically checked and reinitiated.
The characteristics of the PVC connection include:


Connections initiated by the network administrator


Connections established and released manually


Long-term duration connections in a LANE environment


Point-to-point and point-to-multipoint connections
Setting up PVCs
For information about how to set up a PVC, See "Create Permanent
Virtual Channel (PVC)" on page 168.
.
Table 44 Comparison of SVC and PVC
SVC
Demand connections
Not automatically reestablished
after network failure
Remain active for arbitrary amount
of time in the LANE environment
Supported by Signaling standard
Virtual Channels
PVC
Permanent connections
Automatically reestablished after
network failure
Remain active for long periods of
time
Supported by MIB or other
management entity
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