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Re: [lvs-users] Problem with ipvs and IPv6

To: Michael Schwartzkopff <ms@xxxxxxx>, "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] Problem with ipvs and IPv6
From: Malcolm Turnbull <malcolm@xxxxxxxxxxxxxxxx>
Date: Fri, 29 Nov 2013 20:13:29 +0000
Michael,

Try 3.10.18+ Kernels - some weird and nasty ipv6 bugs are in earlier ones....
I can't remember the specifics.



On 29 November 2013 10:49, Michael Schwartzkopff <ms@xxxxxxx> wrote:
> Hi,
>
> when I create a loadbalancer with the following rules:
>
> IP Virtual Server version 1.2.1 (size=4096)
> Prot LocalAddress:Port Scheduler Flags
>   -> RemoteAddress:Port           Forward Weight ActiveConn InActConn
> TCP  [2001:db8::1]:smtp wlc
>   -> [2001:db8::4d82]:smtp Route   1      0          0
>
> and telnet to that address:25 that I see that the SYN packet receives the
> director and then the director starts to send out ICMPv6 neigh solicit for its
> virtual address:
>
> 11:37:16.920154 IP6 2001:db8:ff00:33f::2.49931 > 2001:db8::1.25: Flags [S],
> seq 1035995206, win 4880, options [mss 1220,sackOK,TS val 2256545946 ecr
> 0,nop,wscale 7], length 0
> 11:37:16.920252 IP6 fe80::21d:9ff:fe6d:3501 > ff02::1:ff00:1: ICMP6, neighbor
> solicitation, who has 2001:db8::1, length 32
>
> Any ideas what might be wrong?
>
> Kernel: 3.10.1
>
> --
> Mit freundlichen Grüßen,
>
> Michael Schwartzkopff
>
> --
> [*] sys4 AG
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-- 
Regards,

Malcolm Turnbull.

Loadbalancer.org Ltd.
Phone: +44 (0)870 443 8779
http://www.loadbalancer.org/

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