Command Overview; Primary Configuration Commands; Configuration Using Cnftrk; Configuration With Cnfrsrc - Cisco BPX-BXM-155-8DX Installation And Configuration Manual

Command Overview

Command Overview
The command summarized here are specific to virtual trunk usage on the BPX, using the BXM cards.
For complete information about each these commands, refer to the Cisco WAN Switching Command
Reference and Cisco WAN Switch SuperUser Command Reference.
For information about the UXM, refer to the IGX 8400 Series documents. Also, refer to the Cisco WAN
Manager documents for application information using a graphical user interface for implementing
command functions.

Primary Configuration Commands

The primary commands used for configuration of virtual trunks are:
•
•
•

Configuration using cnftrk

The main parameters for cnftrk are:
•
•
•
•
•
The VPI configured for a virtual trunk must match the VPI of the VPC in the public ATM cloud. Every
cell transmitted to the virtual trunk has this VPI value. Valid VPC VPIs depend on the port type as
shown in Table 25-7

Table 25-7 VPI Ranges

Port Type
BXM/UXM (UNI)
BXM/UXM (NNI)
BNI T3/E3
BNI OC-3

Configuration with cnfrsrc

Use cnfrsrc to configure conids (lcns) and bandwidth. The conid capacity indicates the number of
connection channels on the trunk port which are usable by the virtual trunk.
Cisco BPX 8600 Series Installation and Configuration
25-20
cnftrk
Configure trunk
cnfrsrc
Configure conids (lcns) and bandwidth
cnftrkparm
Configure trunk parameters
transmit trunk rate
trunk VPI
Virtual Trunk Type
Connection Channels
Valid Traffic Classes.
Valid VPI Range
1–255
1–4095
1–255
1–63
Chapter 25 Configuring BXM Virtual Trunks
Release 9.3.0, Part Number 78-10674-01 Rev. D0, July 2001