3Com SuperStack II PathBuilder S330 Reference Manual page 146

132 C 4: C P B S330/S310 M , P , A
HAPTER ONFIGURING ATH UILDER ODULES ORTS AND PPLICATIONS
Figure 122 Selecting the PVC Virtual CIrcuit Type: VCC or VPC
2 Enter the number corresponding to the type of virtual circuit you want to
configure:
VCC (virtual channel connection) — You can use this connection type for circuit
between non-UNI and UNI cards and between UNI and UNI cards; both the VPIs
and the VCIs will be translated.
VPC (virtual path connection) — You can use this connection type only for circuits
between UNI and UNI cards; only the VPIs will be translated.
To operate a circuit as a VP, set the connection type to VPC.
A screen appears, prompting you to set the administrative service of the circuit, as
shown in Figure 123.
Figure 123 Setting the Administrative Status of the Virtual Circuit