RE: static multicast RP's

From: Hung, Sing-Yu (Sing-Yu.Hung@pccw.com)
Date: Thu Jul 17 2003 - 05:05:31 GMT-3


Hi,

r5#si pim
 ip pim sparse-dense-mode
 ip pim sparse-dense-mode
ip pim send-rp-announce Loopback0 scope 15 group-list 2
ip pim send-rp-discovery Loopback0 scope 15

R6#si pim
 ip pim sparse-dense-mode
 ip pim sparse-dense-mode
ip pim rp-address 138.2.5.5 2

R6#sho access-lists 2
Standard IP access list 2
    permit 224.1.1.1 (114 matches)
    deny any (4 matches)

R6#sho ip pim rp mapping
PIM Group-to-RP Mappings

Group(s) 224.1.1.1/32
  RP 138.2.5.5 (?), v2v1
    Info source: 138.2.5.5 (?), elected via Auto-RP
         Uptime: 00:01:32, expires: 00:02:24
Group(s) 224.1.1.2/32
  RP 138.2.5.5 (?), v2v1
    Info source: 138.2.5.5 (?), elected via Auto-RP
         Uptime: 00:01:32, expires: 00:02:24
Acl: 2, Static
    RP: 138.2.5.5 (?)

        So I don't think the following config be enough to make sure r6 only
registers with the RP 138.2.5.5 for multicast addresses 224.1.1.1.

Bradford Hung

-----Original Message-----
From: Rivalino YMT. [mailto:rivel131@cyberlib.itb.ac.id]
Sent: Thursday, July 17, 2003 2:36 PM
To: ccielab@groupstudy.com
Subject: Re: static multicast RP's

This is the answer:

r1
ip pim rp-address 1.1.1.1 5
!
access-list 5 permit 224.1.1.1
access-list 5 permit 224.1.1.2

It does not need 'access-list 5 deny any'.

Thanks,
Rivalino

On Wed, 16 Jul 2003, Brown, Patrick (NSOC-OCF} wrote:

> Would the following config be enough to make sure r1 only registers with
the
> RP 1.1.1.1 for multicast addresses 224.1.1.1 and 224.1.1.2?
>
> r1
> ip pim rp-address 1.1.1.1 5
>
> access-list 5 permit 224.1.1.1
> access-list 5 permit 224.1.1.2
> access-list 5 deny any
>
> or would I have to do
>
> r1
> ip pim rp-address 1.1.1.1
> ip pim accept-rp 1.1.1.1. 3 5
>
> access-list 3 permit 1.1.1.1
>
> access-list 5 permit 224.1.1.1
> access-list 5 permit 224.1.1.2
> access-list 5 deny any
>
>
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