RE: BGP Peer Using a Link-Local Address

From: Rocco R21 (roccor21@hotmail.com)
Date: Wed Jan 10 2007 - 18:38:51 ART


You may want to check the routing for those neighbors again. Traceroute

  --------------------------------------------------------------------

  From: Bit Gossip <bit.gossip@chello.nl>
  To: Rocco R21 <roccor21@hotmail.com>
  CC: ccielab@groupstudy.com
  Subject: RE: BGP Peer Using a Link-Local Address
  Date: Wed, 10 Jan 2007 22:28:15 +0100
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>
>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
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  for <ccielab@groupstudy.com>; Wed, 10 Jan 2007 21:23:53 +0100
> > >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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