Re: Multicast Grouping

From: A.G. Ananth Sarma (GMail) (ananth.sarma@gmail.com)
Date: Sun Mar 30 2008 - 05:34:32 ART


Yes, you are correct.

I have overlooked it. And your original question remains valid.

Let's wait for one of the experts to answer this.

Ananth

On Sun, Mar 30, 2008 at 10:53 AM, Mike Haddad <mike.haddad@hotmail.com>
wrote:

> The requirement is to exlude 225, 224 and 239.
>
> ------------------------------
> Date: Sun, 30 Mar 2008 10:46:51 +0300
> From: ananth.sarma@gmail.com
> To: thekonqueror@gmail.com
> Subject: Re: Multicast Grouping
> CC: mike.haddad@hotmail.com; ccielab@groupstudy.com
>
>
> Mike / Rahul,
>
> I think the requirement is to exclude only 227.0.0.1 and 237.0.0.1.
>
> I may be wrong. Let me know.
>
> Regards,
>
> Ananth
>
> On Sun, Mar 30, 2008 at 10:01 AM, theKonqueror <thekonqueror@gmail.com>
> wrote:
>
> Grouping the access lists as 226.0.0.0 12.255.255.255 will also allow
> following groups:
>
> 227.0.0.1
> 229.0.0.1
> 231.0.0.1
> 233.0.0.1
> 234.0.0.1
> 235.0.0.1
> 237.0.0.1
>
> If the task says, configure rp for ONLY given groups, then the 1 line acl
> cannot be used. I'd ask proctor for clarification on this.
>
> Thanks,
> Rahul
>
> On Sun, Mar 30, 2008 at 12:24 PM, Mike Haddad <mike.haddad@hotmail.com>
> wrote:
>
> > Hello,
> >
> > I still don't understand why the below ACL can't be grouped:
> > interface Loopback0
> > ip pim sparse-dense-mode
> > !
> > ip pim send-rp-announce Loopback0 scope 16 group-list 50
> > !
> > access-list 50 permit 226.0.0.0 1.255.255.255
> > access-list 50 permit 228.0.0.0 3.255.255.255
> > access-list 50 permit 232.0.0.0 3.255.255.255
> > access-list 50 permit 236.0.0.0 1.255.255.255
> > access-list 50 permit 238.0.0.0 0.255.255.255
> >
> >
> > Why can't we group them as:
> > access-list 50 permit 226.0.0.0 12.255.255.255
> >
> > Thanks for the clarification,
> >
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