Re: MSDP/Anycast Configuration

Hello Yuri,

The domain name will show up there, so I am pretty sure ? means that no
reverse lookup was found.

On Thu, Aug 13, 2009 at 8:59 AM, Cisco Fanatic <ebay_products_at_hotmail.com>wrote:

> Thanks Victor it is working now.
>
> Does anyone know why there is a ? in the below command. What does it mean?
>
> R2#show ip msdp peer
> MSDP Peer 150.18.3.3 (?), AS 300 (configured AS) <--
>
> -Yuri
>
> > Date: Wed, 12 Aug 2009 11:26:08 +0300
> > Subject: Re: MSDP/Anycast Configuration
> > From: vcappuccio_at_gmail.com
> > To: ebay_products_at_hotmail.com
> > CC: ccielab_at_groupstudy.com
> >
> > Hi
> >
> > Try now using this please
> >
> > R2(config)#ip msdp peer 172.16.3.3 connect-source Loopback0 remote-as 346
> > R2(config)#
> > MSDP(0): 172.16.3.3: Sending TCP connect
> > %MSDP-5-PEER_UPDOWN: Session to peer 172.16.3.3 going up
> > R2(config)#
> > MSDP(0): 172.16.3.3: TCP connection established
> > R2(config)#
> > MSDP(0): 172.16.3.3: Originating SA message, originator-id 172.16.2.2
> > MSDP(0): Sent entire mroute table, mroute_cache_index = 0, Qlen = 0
> > MSDP(0): 172.16.3.3: Send 32-byte message to peer
> > MSDP(0): 172.16.3.3: Building SA message from SA cache
> > MSDP(0): start_index = 0, sa_cache_index = 0, Qlen = 0
> > MSDP(0): Sent entire sa-cache, sa_cache_index = 0, Qlen = 0
> > R2(config)#
> > MSDP(0): Received 3-byte TCP segment from 172.16.3.3
> > MSDP(0): Append 3 bytes to 0-byte msg 35 from 172.16.3.3, qs 1
> > MSDP(0): 172.16.3.3: Received 3-byte msg 35 from peer
> > MSDP(0): 172.16.3.3: Keepalive TLV
> > R2(config)#
> > R2(config)#do show run | in msdp
> > ip msdp peer 172.16.3.3 connect-source Loopback0 remote-as 346
> > ip msdp originator-id Loopback0
> > R2(config)#do show ver | in IOS
> > Cisco IOS Software, 7200 Software (C7200-JK9S-M), Version 12.4(12),
> RELEASE
> > SOFTWARE (fc1)
> > R2(config)#
> > !-------------
> > !Sending the SA to the other RP, in other to Join the S,G and *,G or
> please
> > it on NULL0 if no clients are interested in this
> > !traffic
> >
> > *MSDP(0): 172.16.3.3: Send 100-byte SA encapsulated data for (10.1.15.5,
> > 224.6.6.6), RP 172.16.2.2*
> >
> > !--------------
> > R2(config)#do show ip msdp peer
> > MSDP Peer 172.16.3.3 (?), AS 346 (configured AS)
> > Connection status:
> > State: Up, Resets: 0, Connection source: Loopback0 (172.16.2.2)
> > Uptime(Downtime): 00:01:46, Messages sent/received: 2/2
> > Output messages discarded: 0
> > Connection and counters cleared 00:01:46 ago
> > Elapsed time since last message: 00:00:37
> > Local Address of connection: 172.16.2.2
> > Local Port: 12227, Remote Port: 639
> > SA Filtering:
> > Input (S,G) filter: none, route-map: none
> > Input RP filter: none, route-map: none
> > Output (S,G) filter: none, route-map: none
> > Output RP filter: none, route-map: none
> > SA-Requests:
> > Input filter: none
> > Peer ttl threshold: 0
> > SAs learned from this peer: 0
> > Input queue size: 0, Output queue size: 0
> > Message counters:
> > RPF Failure count: 0
> > SA Messages in/out: 0/2
> > SA Requests in: 0
> > SA Responses out: 0
> > Data Packets in/out: 0/0
> > R2(config)#do show ip msdp sa-ca
> > MSDP Source-Active Cache - 0 entries
> > R2(config)#
> >
> > While in the other Inter-AS Router
> > R3#show ip msdp sa-cache
> > MSDP Source-Active Cache - 0 entries
> > R3#
> > %MSDP-5-PEER_UPDOWN: Session to peer 172.16.2.2 going up
> > R3#show ip msdp sa
> > MSDP Source-Active Cache - 2 entries
> > (10.1.15.5, 224.6.6.6), RP 172.16.2.2, BGP/AS 0, 00:02:19/00:05:33, Peer
> > 172.16.2.2
> > (172.16.5.5, 224.6.6.6), RP 172.16.2.2, BGP/AS 0, 00:02:19/00:05:33, Peer
> > 172.16.2.2
> > R3#show ip msdp peer
> > MSDP Peer 172.16.2.2 (?), AS 125 (configured AS)
> > Connection status:
> > State: Up, Resets: 1, Connection source: Loopback0 (172.16.3.3)
> > Uptime(Downtime): 00:02:27, Messages sent/received: 3/3
> > Output messages discarded: 0
> > Connection and counters cleared 00:08:19 ago
> > SA Filtering:
> > Input (S,G) filter: none, route-map: none
> > Input RP filter: none, route-map: none
> > Output (S,G) filter: none, route-map: none
> > Output RP filter: none, route-map: none
> > SA-Requests:
> > Input filter: none
> > Peer ttl threshold: 0
> > SAs learned from this peer: 2
> > Input queue size: 0, Output queue size: 0
> > R3#
> >
> > more configuration information @
> >
>
> http://www.cisco.com/en/US/docs/switches/datacenter/sw/4_0/nx-os/multicast/co
> nfiguration/guide/msdp.pdf<http://www.cisco.com/en/US/docs/switches/datacenter/sw/4_0/nx-os/multicast/co%0Anfiguration/guide/msdp.pdf>
> >
> >
> > Thanks,
> >
> >
> > On Tue, Aug 11, 2009 at 8:52 PM, Cisco Fanatic
> <ebay_products_at_hotmail.com>wrote:
> >
> > > All,
> > >
> > > I was doing MSDP/Anycast configuration and somehow I don't see the "ip
> msdp
> > > peer 150.18.3.3 remote-as" command in the running config. Am I missing
> > > something?
> > >
> > > R2
> > > ++
> > > !
> > > interface Loopback0
> > > ip address 150.18.2.2 255.255.255.255
> > > ip pim sparse-dense-mode
> > > !
> > > interface Loopback1
> > > ip address 150.18.18.1 255.255.255.255
> > > ip pim sparse-dense-mode
> > > !
> > > interface Ethernet0/0
> > > ip address 174.18.123.2 255.255.255.0
> > > ip pim sparse-dense-mode
> > > !
> > > router bgp 200
> > > no synchronization
> > > bgp router-id 150.18.2.2
> > > bgp log-neighbor-changes
> > > neighbor 150.18.3.3 remote-as 300
> > > neighbor 150.18.3.3 ebgp-multihop 255
> > > neighbor 150.18.3.3 update-source Loopback0
> > > no auto-summary
> > > !
> > > ip pim autorp listener
> > > !
> > > ip pim send-rp-announce Loopback1 scope 16 group-list R2_GROUPS
> > > !
> > > ip msdp peer 150.18.3.3 connect-source Loopback0
> > > ip msdp peer 150.18.3.3 remote-as 300 <--XXXX
> > > ip msdp originator-id Loopback0
> > > !
> > > ip access-list standard R2_GROUPS
> > > permit 239.0.0.9
> > > permit 239.0.0.7
> > > !
> > >
> > > R3
> > > ++
> > > !
> > > interface Loopback0
> > > ip address 150.18.3.3 255.255.255.0
> > > ip pim sparse-dense-mode
> > > !
> > > interface Loopback1
> > > ip address 150.18.18.1 255.255.255.255
> > > ip pim sparse-dense-mode
> > > !
> > > interface Ethernet0/0
> > > ip address 174.18.123.3 255.255.255.0
> > > ip pim sparse-dense-mode
> > > !
> > > router bgp 300
> > > no synchronization
> > > bgp router-id 150.18.3.3
> > > bgp log-neighbor-changes
> > > neighbor 150.18.2.2 remote-as 200
> > > neighbor 150.18.2.2 ebgp-multihop 255
> > > neighbor 150.18.2.2 update-source Loopback0
> > > no auto-summary
> > > !
> > > ip pim autorp listener
> > > !
> > > ip pim send-rp-announce Loopback1 scope 16 group-list R5_GROUPS
> > > !
> > > ip msdp peer 150.18.2.2 connect-source Loopback0
> > > ip msdp peer 150.18.2.2 remote-as 200 <--XXXX
> > > ip msdp originator-id Loopback0
> > > !
> > > ip access-list standard R5_GROUPS
> > > permit 239.0.0.10
> > > permit 239.0.0.8
> > > !
> > >
> > >
> > >
> > > _________________________________________________________________
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> > >
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> > > c:082009
> > >
> > >
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> > >
> > >
> >
> >
> > --
> > Victor Cappuccio
> > CCIE R/S# 20657
> > CCSI# 30452
> > www.anetworkerblog.com
> > www.linkedin.com/in/vcappuccio
> >
> >
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-- 
Bryan Bartik
CCIE #23707 (R&S), CCNP
Sr. Support Engineer - IPexpert, Inc.
URL: http://www.IPexpert.com
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