--On Wednesday, December 03, 2003 06:45:37 AM +0000 [EMAIL PROTECTED]
wrote:
> sorry to flood your mailbox the another mail but this would provide more
> details.
> ------------------------------------------------
> hi all,
> I am doing a test with the environment as follows:
>
> Two 6wind routers are crossed connected via ethernet_1 interfaces into
> simulate a WAN
> Laptop running Redhat9 is connected to ethernet_0 interface of the 1st
> router. Pinging can be done well.
>
> The strange thing happened when I moved the laptop to the ethernet_0 of
> the second router. I can ping all interfaces but NOT the ethernet_0 that
> the laptop was connected previously. The error when ping6 failed was :
>
> Destination Unreachable : Address Unreachable
> and the ICMPv6 packets was only 56 Bytes, instead of 64 Bytes as normal.
>
> A check at that moment showed : the Laptop is using auto-config IPv6
> address with prefix provided from the 2nd router.
>
> I suspect the problem was with the RH9 since WinXP on the same PC does not
> have this problem.
> Your help is highly appreciated.
Have you take a look into the ND cache? Perhaps there is still an entry.
try
ip -6 neigh
ip -6 route
and look, whether the address of ethernet_0 of first router is still
somewhere.
Does it work after you cycle the interface via ifdown/ifup
Peter
--
Dr. Peter Bieringer http://www.bieringer.de/pb/
GPG/PGP Key 0x958F422D mailto: pb at bieringer dot de
Deep Space 6 Co-Founder and Core Member http://www.deepspace6.net/
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