[nycbug-talk] [Fwd: tunnel help request]
quigongene at gmail.com
Tue Oct 30 14:46:25 EDT 2007
On 10/30/07, nikolai <nikolai at fetissov.org> wrote:
> Need some help here :)
> Thinking that following Gene's v6 guide would be good
> Sunday afternoon fun I registered a tunnel with HE.
> 2001:470:1f06:ad::2 is my end of the tunnel,
> 2001:470:1f07:ad/64 is my assigned ip space.
> No luck so far though.
> My router is OpenBSD-current, here's the config:
> ~$ cat /etc/hostname.gif0
> up giftunnel 126.96.36.199 188.8.131.52
> up inet6 2001:470:1f06:ad::2 2001:470:1f06:ad::1 prefixlen 128
> !route -n add -inet6 default 2001:470:1f06:ad::1
> Gene's pdf says prefixlen 64 for gif, which I think is wrong -
> it should be 128 for the tunnel.
> ~$ ifconfig gif0
> gif0: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> mtu 1280
> groups: gif
> physical address inet 184.108.40.206 --> 220.127.116.11
> inet6 fe80::2c0:a8ff:fefd:2a69%gif0 -> prefixlen 64 scopeid 0x6
> inet6 2001:470:1f06:ad::2 -> 2001:470:1f06:ad::1 prefixlen 128
> External interface:
> ~$ ifconfig fxp0
> fxp0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> lladdr 00:c0:a8:fd:2a:69
> groups: egress
> media: Ethernet autoselect (100baseTX full-duplex)
> status: active
> inet6 fe80::2c0:a8ff:fefd:2a69%fxp0 prefixlen 64 scopeid 0x1
> inet 18.104.22.168 netmask 0xfffff000 broadcast 255.255.255.255
> Internal interface:
> ~$ ifconfig re0
> re0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> lladdr 00:0e:2e:a9:0d:11
> media: Ethernet autoselect (100baseTX full-duplex,rxpause,txpause)
> status: active
> inet 192.168.2.1 netmask 0xffffff00 broadcast 192.168.2.255
> inet6 fe80::20e:2eff:fea9:d11%re0 prefixlen 64 scopeid 0x2
> inet6 2001:470:1f07:ad::1 prefixlen 64
> As far as I can see PF is not in the way.
> I can't ping anything through the tunnel. I see encap packets
> leaving external interface, but see no replies. When trying pinging
> my end of the tunnel from their web interface, again 100% packet loss.
> If this is relevant, my ISP is Cablevision in Connecticut.
> Have I missed anything?
> Would appreciate any hints.
> Thank you.
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> talk at lists.nycbug.org
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>From config tools on HE's IPv6 site:
ifconfig gif0 tunnel <local IPv4 address here> 22.214.171.124
ifconfig gif0 inet6 alias <client tunnel endpoint IPv6 address here>
route -n add -inet6 default <server tunnel IPv6 address here>
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