From: Ivan (ivan@iip.net)
Date: Wed Jul 05 2006 - 06:53:41 ART
Your ACL permit R5 be RP for Auto-RP group. Therefore Auto-RP permitted be in
sparse mode.
Try to use ip pim accept-rp Auto-RP 61
> Brian,
>
> Thanks for your reply but my question is for group 225.0.0.0/8 for which
> R3 is RP why there is no mapping , is there any problem with access list.
> If I remove this access list from R5 , R3 start sending annoucement for
> group 225.0.0.0/8. This is IE VOL2 lab 3 multicast scenario.
>
> Task says R3 should announce itself RP for 225.0.0.0/8 group and rest of
> multicast group RP is R5.
>
> My access list config on R3 and R5
>
> R3#show access-lists
> Standard IP access list 61
> 10 permit 225.0.0.0, wildcard bits 0.255.255.255
>
> R5#show access-lists
> Standard IP access list 61
> 10 deny 225.0.0.0, wildcard bits 0.255.255.255
> 20 permit 224.0.0.0, wildcard bits 15.255.255.255
>
> Is there any problem with access list ?
>
> Thanks
>
> On 7/4/06, Brian McGahan <bmcgahan@internetworkexpert.com> wrote:
> > It means that the device 150.1.5.5 will be the RP for all groups
> > (224.0.0.0/4) except for the 225.0.0.0/8 range. In other words it will
> > service only 224.0.0.0 - 224.255.255.255 and 226.0.0.0 -
> > 239.255.255.255.
> >
> >
> > HTH,
> >
> > Brian McGahan, CCIE #8593
> > bmcgahan@internetworkexpert.com
> >
> > Internetwork Expert, Inc.
> > http://www.InternetworkExpert.com
> > Toll Free: 877-224-8987 x 705
> > Outside US: 775-826-4344 x 705
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> >
> > > -----Original Message-----
> > > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
> >
> > Of
> >
> > > Sami
> > > Sent: Tuesday, July 04, 2006 11:48 AM
> > > To: ccielab@groupstudy.com
> > > Subject: PIM group
> > >
> > > CCO doesn't have any explanation about (-) sign in group field ,
> >
> > somebody
> >
> > > know why 225.0.0.0/8 is shown as (-) ?
> > >
> > > R5#show ip pim rp mapping
> > > PIM Group-to-RP Mappings
> > > This system is an RP (Auto-RP)
> > >
> > > Group(s) 224.0.0.0/4
> > > RP 150.1.5.5 (?), v2v1
> > > Info source: 150.1.3.3 (?), elected via Auto-RP
> > > Uptime: 00:02:38, expires: 00:045
> > > *Group(s) (-)225.0.0.0/8
> > > * RP 150.1.5.5 (?), v2v1
> > > Info source: 150.1.3.3 (?), elected via Auto-RP
> > > Uptime: 00:00:14, expires: 00:02:41
> > > R5#
> > > *Jul 4 16:44:47.014: Auto-RP(0): Build RP-Announce for 150.1.5.5,
> > > PIMv2/v1,
> > > ttl 16, ht 181
> > > **Jul 4 16:44:47.014: Auto-RP(0): Build announce entry for (-
> > > )(225.0.0.0/8)
> > >
> > > **Jul 4 16:44:47.014: Auto-RP(0): Build announce entry for
> >
> > (224.0.0.0/4)
> >
> > > *Jul 4 16:44:47.014: Auto-RP(0): Send RP-Announce packet on
> >
> > Serial0/0/0
> >
> > > *Jul 4 16:44:47.014: Auto-RP(0): Send RP-Announce packet on
> > > FastEthernet0/0
> > > *Jul 4 16:44:47.014: Auto-RP(0): Send RP-Announce packet on
> > > FastEthernet0/1
> > > *Jul 4 16:44:47.014: Auto-RP: Send RP-Announce packet on Loopback0
> > > R5#
> >
> > _______________________________________________________________________
> >
> > > Subscription information may be found at:
> > > http://www.groupstudy.com/list/CCIELab.html
>
> _______________________________________________________________________
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> http://www.groupstudy.com/list/CCIELab.html
-- Ivan
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