RE: BGP Peer Using a Link-Local Address

From: Bit Gossip (bit.gossip@chello.nl)
Date: Wed Jan 10 2007 - 18:28:15 ART


r3#show ipv6 route
IPv6 Routing Table - 16 entries
Codes: C - Connected, L - Local, S - Static, R - RIP, B - BGP
       U - Per-user Static route
       I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea, IS - ISIS
summary
       O - OSPF intra, OI - OSPF inter, OE1 - OSPF ext 1, OE2 - OSPF ext
2
       ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
S ::/0 [1/0]
     via ::, Async65
LC 2001:730:12:1::3/128 [0/0]
     via ::, Async65
R 2001:730:12:1::5/128 [120/2]
     via FE80::206:28FF:FE9B:E8A0, Serial0/0.325
R 2001:730:12:1::6/128 [120/2]
     via FE80::207:EBFF:FEBC:B8A0, Serial0/0.326
C 2002:1:13:13::/64 [0/0]
     via ::, FastEthernet0/1
L 2002:1:13:13::30/128 [0/0]
     via ::, FastEthernet0/1
S 2002:1:124:40::40/128 [1/0]
     via ::, Serial0/0.324
C 2002:1:356:39::/64 [0/0]
     via ::, Loopback0
L 2002:1:356:39::39/128 [0/0]
     via ::, Loopback0
R 2002:1:356:50::/64 [120/2]
     via FE80::206:28FF:FE9B:E8A0, Serial0/0.325
R 2002:1:356:51::/64 [120/2]
     via FE80::206:28FF:FE9B:E8A0, Serial0/0.325
R 2002:1:356:59::/64 [120/2]
     via FE80::206:28FF:FE9B:E8A0, Serial0/0.325
R 2002:1:356:60::/64 [120/2]
     via FE80::207:EBFF:FEBC:B8A0, Serial0/0.326
R 2002:1:356:69::/64 [120/2]
     via FE80::207:EBFF:FEBC:B8A0, Serial0/0.326
L FE80::/10 [0/0]
     via ::, Null0
L FF00::/8 [0/0]
     via ::, Null0
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
r4(config-router)#do show ipv6 route
IPv6 Routing Table - 19 entries
Codes: C - Connected, L - Local, S - Static, R - RIP, B - BGP
       U - Per-user Static route
       I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea, IS - ISIS
summary
       O - OSPF intra, OI - OSPF inter, OE1 - OSPF ext 1, OE2 - OSPF ext
2
       ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
S ::/0 [1/0]
     via ::, Async65
OE2 2001:730:12:1::1/128 [110/1]
     via FE80::201:64FF:FE50:201C, Serial0/0.421
OE2 2001:730:12:1::2/128 [110/1]
     via FE80::201:64FF:FE50:201C, Serial0/0.421
LC 2001:730:12:1::4/128 [0/0]
     via ::, Async65
OE2 2002:1:13:13::/64 [110/1]
     via FE80::201:64FF:FE50:201C, Serial0/0.421
S 2002:1:13:13::30/128 [1/0]
     via ::, Serial0/0.423
OE2 2002:1:124:11::/64 [110/1]
     via FE80::201:64FF:FE50:201C, Serial0/0.421
OE2 2002:1:124:19::/64 [110/1]
     via FE80::201:64FF:FE50:201C, Serial0/0.421
OE2 2002:1:124:20::/64 [110/1]
     via FE80::201:64FF:FE50:201C, Serial0/0.421
OE2 2002:1:124:21::/64 [110/1]
     via FE80::201:64FF:FE50:201C, Serial0/0.421
OE2 2002:1:124:29::/64 [110/1]
     via FE80::201:64FF:FE50:201C, Serial0/0.421
C 2002:1:124:40::/64 [0/0]
     via ::, FastEthernet0/0
L 2002:1:124:40::40/128 [0/0]
     via ::, FastEthernet0/0
C 2002:1:124:41::/64 [0/0]
     via ::, FastEthernet0/1
L 2002:1:124:41::41/128 [0/0]
     via ::, FastEthernet0/1
C 2002:1:124:49::/64 [0/0]
     via ::, Loopback0
L 2002:1:124:49::49/128 [0/0]
     via ::, Loopback0
L FE80::/10 [0/0]
     via ::, Null0
L FF00::/8 [0/0]
     via ::, Null0

On Wed, 2007-01-10 at 16:11 -0500, Rocco R21 wrote:
> what's your ipv6 routing table look like?
>
>
>
>
>
>
> ______________________________________________________________
>
> From: Bit Gossip <bit.gossip@chello.nl>
> Reply-To: Bit Gossip <bit.gossip@chello.nl>
> To: groupstudy <ccielab@groupstudy.com>
> Subject: BGP Peer Using a Link-Local Address
> Date: Wed, 10 Jan 2007 21:23:53 +0100
> MIME-Version: 1.0
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> >Help!
> >I can not bring up the session using link-local address on a
> p2p link!
> >While it is ok on ethernet.
> >
> >N.B.:
> >- I can ping the peer:
> >
> >r3#ping ipv6 FE80::20F:24FF:FEAB:B060
> >Output Interface: Serial0/0.324
> >Type escape sequence to abort.
> >Sending 5, 100-byte ICMP Echos to FE80::20F:24FF:FEAB:B060,
> timeout is 2
> >seconds:
> >!!!!!
> >Success rate is 100 percent (5/5), round-trip min/avg/max =
> 28/29/32 ms
> >
> >- But I can NOT telnet it:
> >
> >r3#telnet FE80::20F:24FF:FEAB:B060 /source-interface
> Serial0/0.324
> >Trying FE80::20F:24FF:FEAB:B060 ...
> >% Connection timed out; remote host not responding
> >
> >
> >~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >r3
> >
> >interface Serial0/0
> > description ** frs s1/2 **
> > no ip address
> > encapsulation frame-relay
> > load-interval 30
> > clock rate 128000
> >!
> >interface Serial0/0.324 point-to-point
> > bandwidth 64
> > ipv6 unnumbered FastEthernet0/1
> > ipv6 enable
> > frame-relay interface-dlci 324
> >
> >router bgp 356
> > no synchronization
> > bgp router-id 3.3.3.3
> > bgp log-neighbor-changes
> > neighbor FE80::20F:24FF:FEAB:B060 remote-as 124
> > neighbor FE80::20F:24FF:FEAB:B060 description r4
> > neighbor FE80::20F:24FF:FEAB:B060 update-source
> Serial0/0.324
> >
> >r3#show ipv6 int brief Serial0/0.324
> >Serial0/0.324 [up/up]
> > FE80::207:85FF:FEA7:DB20
> > unnumbered (FastEthernet0/1)
> >
> >BGP: FE80::20F:24FF:FEAB:B060 went from Active to Idle
> >BGP: FE80::20F:24FF:FEAB:B060 went from Idle to Active
> >BGP: FE80::20F:24FF:FEAB:B060 open active, delay 15520ms
> >BGP: FE80::20F:24FF:FEAB:B060 open active, local address
> >FE80::207:85FF:FEA7:DB20
> >BGP: FE80::20F:24FF:FEAB:B060 open failed: Connection timed
> out; remote
> >host not responding
> >BGP: FE80::20F:24FF:FEAB:B060 open active, local address
> >FE80::207:85FF:FEA7:DB20
> >BGP: FE80::20F:24FF:FEAB:B060 open failed: Connection timed
> out; remote
> >host not responding
> >
> >
> >~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >r4
> >
> >interface Serial0/0
> > description ** frs s1/3 **
> > no ip address
> > encapsulation frame-relay
> > load-interval 30
> > clock rate 128000
> > no frame-relay inverse-arp
> > frame-relay lmi-type cisco
> >!
> >interface Serial0/0.423 point-to-point
> > bandwidth 64
> > ipv6 unnumbered FastEthernet0/0
> > ipv6 enable
> > frame-relay interface-dlci 423
> >
> >router bgp 124
> > no synchronization
> > bgp router-id 4.4.4.4
> > bgp log-neighbor-changes
> > neighbor FE80::207:85FF:FEA7:DB20 remote-as 356
> > neighbor FE80::207:85FF:FEA7:DB20 description r3
> > neighbor FE80::207:85FF:FEA7:DB20 update-source
> Serial0/0.423
> >
> >
> >r4#show ipv6 int brief Serial0/0.423
> >Serial0/0.423 [up/up]
> > FE80::20F:24FF:FEAB:B060
> > unnumbered (FastEthernet0/0)
> >
> >*Mar 1 07:14:23.457: BGP: FE80::207:85FF:FEA7:DB20 open
> active, local
> >address FE80::20F:24FF:FEAB:B060
> >*Mar 1 07:14:25.456: BGP: FE80::207:85FF:FEA7:DB20 open
> failed:
> >Connection timed out; remote host not responding, open active
> delayed
> >34943ms (35000ms max, 28% jitter)
> >
> >_______________________________________________________________________
> >Subscription information may be found at:
> >http://www.groupstudy.com/list/CCIELab.html



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