Show Mvr - Cisco Catalyst 3750 Command Reference Manual

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Chapter 2 Catalyst 3750 Switch Cisco IOS Commands

show mvr

Use the show mvr privileged EXEC command without keywords to display the current Multicast VLAN

Registration (MVR) global parameter values, including whether or not MVR is enabled, the MVR

multicast VLAN, the maximum query response time, the number of multicast groups, and the MVR

mode (dynamic or compatible).

Syntax Description

Command Modes

Privileged EXEC

Command History

Usage Guidelines

Expressions are case sensitive. For example, if you enter | exclude output, the lines that contain output

do not appear, but the lines that contain Output appear.

This is an example of output from the show mvr command:

Switch# show mvr

MVR Running: TRUE

MVR multicast VLAN: 1

MVR Max Multicast Groups: 256

MVR Current multicast groups: 0

MVR Global query response time: 5 (tenths of sec)

MVR Mode: compatible

In the preceding display, the maximum number of multicast groups is fixed at 256. The MVR mode is

either compatible (for interoperability with Catalyst 2900 XL and Catalyst 3500 XL switches) or

dynamic (where operation is consistent with IGMP snooping operation and dynamic MVR membership

on source ports is supported).

show mvr [ | {begin | exclude | include} expression]

(Optional) Display begins with the line that matches the expression.

(Optional) Display excludes lines that match the expression.

(Optional) Display includes lines that match the specified expression.

Expression in the output to use as a reference point.

Modification

This command was introduced.

Catalyst 3750 Switch Command Reference

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