RE: IPV6 Tunnel

From: Yasmin Lara (ylara@sunsetlearning.com)
Date: Sun Dec 31 2006 - 00:13:36 ART


Try this:

Create a loopback interface on R5 with the following ipv6 address:
2002:A01:105::1 and a loopback in R6 with 2002:A01:106::1 (A01:105 and
A01:106 are 10.1.1.5 and 10.1.1.6 in hex) and then try pinging R6's
loopback from R5's loopback. The tunnel should come up and the ping
should be successful.

A packet to 2002:12:12:32::6 doesn't bring the tunnel up because it
doesn't have a valid ipv4 address to reach R6 (12:12 = 0.18.0.18)

Regards,

Yasmin

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
bob b
Sent: Saturday, December 30, 2006 9:18 PM
To: ccielab@groupstudy.com
Subject: IPV6 Tunnel

Hi All,
Trying to set up a 6to4 tunnel and cant seem to get the tunnel up. Here
is
the config I have setup and debug traffic from one end. Any ideas of
what
I'm doing wrong or not doing at all?

RTR5
interface Tunnel1
no ip address
no ip redirects
ipv6 address 2002:12:12:32::5/64
tunnel source Ethernet0
tunnel mode ipv6ip 6to4
!
interface Ethernet0
ip address 10.1.1.5 255.0.0.0
!
ipv6 route 2002::/16 Tunnel1
!
!

RTR6

interface Tunnel1
no ip address
no ip redirects
ipv6 address 2002:12:12:32::6/64
tunnel source Ethernet0
tunnel mode ipv6ip 6to4
!
interface Ethernet0
ip address 10.1.1.6 255.0.0.0
!
ipv6 route 2002::/16 Tunnel1
!

RTR_5#sho ipv tunn
Tun Route LastInp Packets Description
1 - never 0

*Mar 1 00:58:00.379: IPv6: SAS picked source 2002:12:12:32::5 for
2002:12:12:32
::6 (Tunnel1)
*Mar 1 00:58:00.383: IPV6: source 2002:12:12:32::5 (local)
*Mar 1 00:58:00.387: dest 2002:12:12:32::6 (Tunnel1)
*Mar 1 00:58:00.391: traffic class 0, flow 0x0, len 100+0, prot 58, hops
64, originating
*Mar 1 00:58:00.391: IPv6: Sending on Tunnel1.
*Mar 1 00:58:02.399: IPv6: SAS picked source 2002:12:12:32::5 for
2002:12:12:32
::6 (Tunnel1)
*Mar 1 00:58:02.403: IPV6: source 2002:12:12:32::5 (local)
*Mar 1 00:58:02.407: dest 2002:12:12:32::6 (Tunnel1)
*Mar 1 00:58:02.411: traffic class 0, flow 0x0, len 100+0, prot 58, hops
64, originating
*Mar 1 00:58:02.415: IPv6: Sending on Tunnel1.
*Mar 1 00:58:04.419: IPv6: SAS picked source 2002:12:12:32::5 for
2002:12:12:32
::6 (Tunnel1)
*Mar 1 00:58:04.423: IPV6: source 2002:12:12:32::5 (local)
*Mar 1 00:58:04.427: dest 2002:12:12:32::6 (Tunnel1)
*Mar 1 00:58:04.431: traffic class 0, flow 0x0, len 100+0, prot 58, hops
64, originating
*Mar 1 00:58:04.431: IPv6: Sending on Tunnel1.
*Mar 1 00:58:06.439: IPv6: SAS picked source 2002:12:12:32::5 for
2002:12:12:32
::6 (Tunnel1)
*Mar 1 00:58:06.443: IPV6: source 2002:12:12:32::5 (local)
*Mar 1 00:58:06.447: dest 2002:12:12:32::6 (Tunnel1)
*Mar 1 00:58:06.451: traffic class 0, flow 0x0, len 100+0, prot 58, hops
64, originating
*Mar 1 00:58:06.455: IPv6: Sending on Tunnel1.
*Mar 1 00:58:08.459: IPv6: SAS picked source 2002:12:12:32::5 for
2002:12:12:32
::6 (Tunnel1)
*Mar 1 00:58:08.463: IPV6: source 2002:12:12:32::5 (local)
*Mar 1 00:58:08.467: dest 2002:12:12:32::6 (Tunnel1)
*Mar 1 00:58:08.471: traffic class 0, flow 0x0, len 100+0, prot 58, hops
64, originating
*Mar 1 00:58:08.475: IPv6: Sending on Tunnel1.
Success rate is 0 percent (0/5)



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