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Cisco IOS in a Nutshell, 2nd Edition by James Boney

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Name

ip multicast cache-headers — global

Synopsis

ip multicast cache-headers
no ip multicast cache-headers

Configures

Buffers multicast packet headers

Default

Disabled

Description

This command enables the router to cache IP multicast packet headers. These headers can be viewed with the show ip mpacket command.

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