Cisco Catalyst 4500 Series Command Reference Guide

2-113
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
OL-27596 -01
Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
clear ip igmp snooping membership
clear ip igmp snooping membership
To clear the explicit host-tracking database, use the clear ip igmp snooping membership command.
clear ip igmp snooping membership [vlan vlan_id]
Syntax Description
Defaults This command has no default settings.
Command Modes Privileged EXEC mode
Command History
Usage Guidelines By default, the explicit host tracking database maintains a maximum of 1-KB entries. After you reach
this limit, no additional entries can be created in the database. To create more entries, you will need to
delete the database with the clear ip igmp snooping statistics vlan command.
Examples This example shows how to display the IGMP snooping statistics for VLAN 25:
Switch# clear ip igmp snooping membership vlan 25
Switch#
Related Commands
vlan vlan_id (Optional) Specifies a VLAN; valid values are from 1 to 1001 and from 1006 to 4094.
Release Modification
12.1(20)EW Support for this command was introduced on the Catalyst 4500 series switch.
Command Description
ip igmp snooping vlan explicit-tracking Enables per-VLAN explicit host tracking.
show ip igmp snooping membership Displays host membership information.

Cisco Catalyst 4500 Series Specifications

General

Series	Catalyst 4500 Series
Category	Switch
Layer Support	Layer 2, Layer 3
Form Factor	Modular chassis
Stackable	No
Chassis Slots	3, 6, 7, 10
Power Supply Options	AC, DC
Redundancy	Power supply, Supervisor engine
Network Management	Cisco IOS Software CLI, SNMP, Cisco Prime Infrastructure
Features	Security, QoS
Port Density	Up to 384 ports per chassis
Security Features	802.1X, ACLs, DHCP Snooping, Dynamic ARP Inspection, IP Source Guard
Supervisor Engine	8-E