Re: ip igmp immediate-leave group-list 1

Jack,

As far as I remember on most platforms/codes the default behavior of this
setting is "disabled" that's why you've got to manually enable it for
whatever you wish to apply to.

http://www.cisco.com/en/US/docs/ios/12_2/ipmulti/command/reference/1rfmult1.html

Kambiz Agahian

CCIE Instructor/Consultant
M.Eng Telecom, CCIE# 25341, CCSI# 33326, MCSE, MCSA

On Tue, Aug 24, 2010 at 11:47 AM, Jack Router <pan.router_at_gmail.com> wrote:

> Hello,
>
> Task says:
> "interface F0/0 of R1 should be configured such that it stops forwarding
> multicast traffic for all groups immediately upon receipt of an IGMPv2
> group
> leave message."
>
> Workbook solution is:
> access list 1 permit 224.0.0.0 15.255.255.255
> int f0/0
> ip igmp immediate-leave group-list 1
>
> My question is regarding access list 1. Would the following access list be
> OK?
>
> access list 1 permit any
>
> After all there is no igmp immediate leave for anything else than multicast
> so why bother with multicast address range here ?
>
> Thanks
>
>
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Received on Tue Aug 24 2010 - 12:10:49 ART