RE: gif interface not passing IPv6 packets

2011-10-04 Thread Li, Qing
gt; Cc: freebsd-net@freebsd.org > Subject: Re: gif interface not passing IPv6 packets > > On 4 October 2011 19:17, Li, Qing wrote: > > Hi, > > > > Please download the newer patch from > > > >        http://people.freebsd.org/~qingli/in6.c.diff > > >

Re: gif interface not passing IPv6 packets

2011-10-04 Thread Matt Smith
On 4 October 2011 19:17, Li, Qing wrote: > Hi, > > Please download the newer patch from > >        http://people.freebsd.org/~qingli/in6.c.diff > > This patch ought to fix both problems. Just applied this patch. Yes, this fixes both problems. As far as I can see now everything is working. So the

RE: gif interface not passing IPv6 packets

2011-10-04 Thread Li, Qing
ent: Tuesday, October 04, 2011 8:23 AM > To: Matt Smith > Cc: freebsd-net@freebsd.org > Subject: RE: gif interface not passing IPv6 packets > > I believe there is actually another bug needs fixing. Let me confirm > and will provide >

RE: gif interface not passing IPv6 packets

2011-10-04 Thread Li, Qing
interface not passing IPv6 packets On 4 October 2011 10:48, Matt Smith wrote: > I have just applied the patch, recompiled the kernel, and rebooted > with my original configuration in rc.conf and all interfaces have come > up as expected now. The routes are there, I can ping everything, an

Re: gif interface not passing IPv6 packets

2011-10-04 Thread Matt Smith
On 4 October 2011 10:48, Matt Smith wrote: > I have just applied the patch, recompiled the kernel, and rebooted > with my original configuration in rc.conf and all interfaces have come > up as expected now. The routes are there, I can ping everything, and I > can connect to everything as expected.

Re: gif interface not passing IPv6 packets

2011-10-04 Thread Matt Smith
On 3 October 2011 22:33, Li, Qing wrote: > Please give the following patch a try and let me know how it > works out for you. > >        http://people.freebsd.org/~qingli/in6.c.diff I have just applied the patch, recompiled the kernel, and rebooted with my original configuration in rc.conf and all

Re: gif interface not passing IPv6 packets

2011-10-03 Thread Hiroki Sato
"Li, Qing" wrote in : qi> > qi> > Just to let you know that I was doing a lot of testing off of the qi> > mailing list with Hiroki Sato and we basically discovered that I was qi> > missing an alias on my lo0 interface. He first advised me to try qi> > testing with adding a /126 to gif0 rather

RE: gif interface not passing IPv6 packets

2011-10-03 Thread Li, Qing
> > Just to let you know that I was doing a lot of testing off of the > mailing list with Hiroki Sato and we basically discovered that I was > missing an alias on my lo0 interface. He first advised me to try > testing with adding a /126 to gif0 rather than a /128 which worked > successfully. Then

Re: gif interface not passing IPv6 packets

2011-10-03 Thread Matt Smith
On 3 October 2011 21:42, Li, Qing wrote: > > Hi, > > I saw the thread but I was traveling the whole of last week, did not > have a system to work on. > > The problem you encountered on gif was due to a bug in the IPv6 code. > > I believe have a patch but I need to do more testing. I will post it s

RE: gif interface not passing IPv6 packets

2011-10-03 Thread Li, Qing
Hi, I saw the thread but I was traveling the whole of last week, did not have a system to work on. The problem you encountered on gif was due to a bug in the IPv6 code. I believe have a patch but I need to do more testing. I will post it shortly. --Qing > -Original Message- > From: o

Re: gif interface not passing IPv6 packets

2011-09-27 Thread Matt Smith
On 26 September 2011 21:00, Mark Atkinson wrote: > Depending on your release you might need to add > > ifconfig gif0 inet6 -ifdisabled Thanks for the suggestion but this also made no difference. The problem isn't that the interface is down or disabled, from other suggestions yesterday it's become

Re: gif interface not passing IPv6 packets

2011-09-26 Thread Mark Atkinson
> root@tao[~]# ifconfig vr0 inet6 2a01:348:294::1 prefixlen 64 -alias > root@tao[~]# ifconfig gif0 destroy > root@tao[~]# ifconfig gif0 > ifconfig: interface gif0 does not exist > Internet6: > Destination Gateway Flags > Netif Expire > ::/96

Re: gif interface not passing IPv6 packets

2011-09-26 Thread Matt Smith
On 26 September 2011 17:05, Gary Palmer wrote: > > Not sure, however an experiment may be in order > > # ifconfig gif0 > ifconfig: interface gif0 does not exist > # ifconfig gif0 create > # ifconfig gif0 tunnel 1.2.3.4 > # ifconfig gif0 inet6 2abc::2 2abc::1 prefixlen 128 > # netstat -nr -f inet

Re: gif interface not passing IPv6 packets

2011-09-26 Thread Gary Palmer
On Mon, Sep 26, 2011 at 04:04:00PM +0100, Matt Smith wrote: > On 26 September 2011 15:21, Gary Palmer wrote: > > Smells like a routing table problem or similar configuration problem. > > On my tunnel endpoint, admitedly running 7.4 not 8.x or head, pings > > to the LOCAL endpoint of the gif0 tunne

Re: gif interface not passing IPv6 packets

2011-09-26 Thread Matt Smith
On 26 September 2011 15:21, Gary Palmer wrote: > Smells like a routing table problem or similar configuration problem. > On my tunnel endpoint, admitedly running 7.4 not 8.x or head, pings > to the LOCAL endpoint of the gif0 tunnel go over lo0, not the external > interface (gif0).  I believe that

Re: gif interface not passing IPv6 packets

2011-09-26 Thread Gary Palmer
On Mon, Sep 26, 2011 at 02:49:15PM +0100, Matt Smith wrote: > On 26 September 2011 14:29, Gary Palmer wrote: > > On Mon, Sep 26, 2011 at 10:27:53AM +0100, Matt Smith wrote: > > Do you have access to any other IPv6 hosts on a separate link? ?If so, > > I would suggest trying a ping or traceroute ba

Re: gif interface not passing IPv6 packets

2011-09-26 Thread Matt Smith
On 26 September 2011 14:29, Gary Palmer wrote: > On Mon, Sep 26, 2011 at 10:27:53AM +0100, Matt Smith wrote: > Do you have access to any other IPv6 hosts on a separate link?  If so, > I would suggest trying a ping or traceroute back to your IP or > IPs across the tunnel and see if the packets are

Re: gif interface not passing IPv6 packets

2011-09-26 Thread Gary Palmer
On Mon, Sep 26, 2011 at 10:27:53AM +0100, Matt Smith wrote: > I have a very strange problem with a gif interface that has been > confusing me all weekend. For the last six months I have had a gif > tunnel setup to an ipv6 tunnel broker which has worked without any > issues. On Friday I had a power

Re: gif interface not passing IPv6 packets

2011-09-26 Thread Matt Smith
On 26 September 2011 12:46, Bjoern A. Zeeb wrote: > Given you are using NAT make sure that works as expected for the gif > from the remote end.   It might be worth, if you can, do tcpdump on > the external interface of your router. > > Also make sure you can reach the IPv4 tunnel destination. I a

Re: gif interface not passing IPv6 packets

2011-09-26 Thread Bjoern A. Zeeb
On Sep 26, 2011, at 9:27 AM, Matt Smith wrote: > root@tao[~]# ifconfig gif0 > gif0: flags=8051 metric 0 mtu 1280 >tunnel inet 192.168.1.2 --> 77.75.104.126 Given you are using NAT make sure that works as expected for the gif from the remote end. It might be worth, if you can, do tcpdump