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4-50 ATM Services Configuration Guide for CBX 3500, CBX 500, GX 550, and B-STDX 9000
Configuring ATM Logical Ports on Frame-based Modules
Defining ATM Network Interworking for Frame Relay NNI Logical Ports
OPTimum Trunk VPI Range Attributes
Select the VPI Range tab in the Add Logical Port dialog box (Figure 4-11) and
complete the field described in Table 4-20.
Figure 4-11. Add Logical Port: VPI Range Tab
Table 4-20. Add Logical Port: VPI Range Tab Fields
Field Action/Description
Opt Trunk VPI Enter a number from zero (0) – nnnn to identify the virtual path for
the ATM logical port. This is the VPI used for all circuits routed over
this OPTimum trunk. Entering a value of zero (0) enables 4096
circuits to be routed over the trunk.
The range of valid VPI values depends upon the number of valid VPI
bits you set for the ATM UNI feeder port. For more information, see
page 4-5
.