From: Koen Zeilstra (koen@koenzeilstra.com)
Date: Wed May 31 2006 - 05:23:28 ART
This seems wrong. There should be a multicast address in the mroute
ip mroute 150.1.2.2 255.255.255.255 141.1.0.2
ip route 150.1.2.2 255.255.255.255 141.1.0.2
-----------------------
Everything you know is wrong!
On Tue, 30 May 2006, Brian McGahan wrote:
| On the switch's interface connected to the VLAN issue the "no ip
| mroute-cache" command and then "debug ip mpacket" and "debug ip pim
| autorp". What does the output here show?
|
| Brian McGahan, CCIE #8593
| bmcgahan@internetworkexpert.com
|
| Internetwork Expert, Inc.
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|
| > -----Original Message-----
| > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
| Of
| > Radoslav Vasilev
| > Sent: Tuesday, May 30, 2006 5:06 PM
| > To: srdja blagojevic
| > Cc: Cisco certification
| > Subject: Re: AutoRP on a single subnet issue
| >
| > Doesn't help!
| >
| >
| >
| > On 5/30/06, srdja blagojevic <srdja1@pexim.co.yu> wrote:
| > >
| > >
| > > Radoslave,
| > >
| > > can you try with ip pim sparse-dense mode on loopback0 interface of
| your
| > > R2
| > > router?
| > >
| > > Srdja
| > >
| > > -----Original Message-----
| > > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
| Of
| > > Radoslav Vasilev
| > > Sent: Tuesday, May 30, 2006 21:08
| > > To: Cisco certification
| > > Subject: AutoRP on a single subnet issue
| > >
| > > Hi Group,
| > >
| > > The following issue drives me bananas. Part of my multicast task is
| to
| > > configure AutoRP and am currently trying to achieve this on a single
| > > subnet
| > > over VLAN 258.
| > > Three routers there - R2, R5, and Switch2.
| > >
| > > I'm trying to configure R2 as both a candidate RP and mapping agent:
| > >
| > > ip pim send-rp-announce Loopback0 scope 20 interval 10 ip pim
| > > send-rp-discovery Loopback0 scope 20
| > >
| > > the interface connected to vlan 258:
| > >
| > > interface FastEthernet0/0
| > > ip address 141.1.0.2 255.255.255.0
| > > ip pim sparse-dense-mode
| > > duplex auto
| > > speed auto
| > >
| > > interface Loopback0
| > > ip address 150.1.2.2 255.255.255.0
| > > ip pim sparse-mode
| > >
| > >
| > > Now, going to Swtich2, which is Cisco 3750, 12.2(25) SEB4:
| > >
| > > configuration:
| > > ip mroute 150.1.2.2 255.255.255.255 141.1.0.2 ip route 150.1.2.2
| > > 255.255.255.255 141.1.0.2
| > >
| > > interface Loopback0
| > > ip address 150.1.8.8 255.255.255.0
| > > ip pim sparse-dense-mode
| > >
| > > interface Vlan258
| > > ip address 141.1.0.8 255.255.255.0
| > > ip pim sparse-dense-mode
| > >
| > > Rack1SW2#sh ip pim rp map
| > > PIM Group-to-RP Mappings
| > >
| > > Rack1SW2#sh ip mroute
| > > (*, 224.0.1.39), 00:15:47/stopped, RP 0.0.0.0, flags: DC
| > > Incoming interface: Null, RPF nbr 0.0.0.0
| > > Outgoing interface list:
| > > Vlan258, Forward/Sparse-Dense, 00:15:47/00:00:00
| > >
| > > (150.1.2.2, 224.0.1.39), 00:02:58/00:00:03, flags: PTX
| > > Incoming interface: Vlan258, RPF nbr 141.1.0.2, Mroute
| > > Outgoing interface list: Null
| > >
| > > (*, 224.0.1.40), 00:16:29/stopped, RP 0.0.0.0, flags: DCL
| > > Incoming interface: Null, RPF nbr 0.0.0.0
| > > Outgoing interface list:
| > > Vlan258, Forward/Sparse-Dense, 00:15:56/00:00:00
| > > Loopback0, Forward/Sparse-Dense, 00:16:29/00:00:00
| > >
| > > (150.1.2.2, 224.0.1.40), 00:15:33/00:02:27, flags: LT
| > > Incoming interface: Vlan258, RPF nbr 141.1.0.2, Mroute
| > > Outgoing interface list:
| > > Loopback0, Forward/Sparse-Dense, 00:15:33/00:00:00
| > >
| > > As seen above, 150.1.2.2 (R2 loopback) is sending discovery
| messages,
| > they
| > > are received on Vlan258 in this switch, but no successfull RP
| mappings
| > are
| > > installed.
| > >
| > > Rack1SW2#sh ip route
| > > S 150.1.5.5/32 [1/0] via 141.1.0.5
| > > S 150.1.2.2/32 [1/0] via 141.1.0.2
| > > C 150.1.8.0/24 is directly connected, Loopback0
| > > B 205.90.31.0/24 [200/0] via 141.1.0.2, 00:16:34
| > > O*IA 0.0.0.0/0 [110/2] via 141.1.0.5, 00:16:48, Vlan258
| > > [110/2] via 141.1.0.2, 00:16:48, Vlan258
| > >
| > >
| > >
| > > debug ip pim autorp doesn't give me any output!
| > >
| > > Any ideas?
| > >
| > >
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This archive was generated by hypermail 2.1.4 : Thu Jun 01 2006 - 06:33:22 ART