[OpenWrt-Devel] 6rd issues with 18.06-rc2 on ubnt-erx-sfp

[Hans Dedecker]

On Fri, Jul 27, 2018 at 2:36 PM Torbjorn Jansson
<torbjorn.jansson at mbox200.swipnet.se> wrote:
>
> Hello
>
> i decided to try to upgrade my erx-sfp from an old snapshot (probably a year or
> so old) to 18.06-rc2.
> for the most part it worked out but there is something odd going on with my 6rd
> wan interface and i'm not sure where to start the troubleshooting.
>
> with luci-proto-ipv6 and 6rd packages installed i get a lot of stuff like this
> in syslog:
> 14:29:07 2018 daemon.notice netifd: wan6 (24771): Command failed: Unknown error
> 14:29:07 2018 daemon.notice netifd: Interface 'wan6' is now down
> 14:29:07 2018 daemon.notice netifd: Interface 'wan6' is setting up now
> 14:29:08 2018 daemon.notice netifd: wan6 (24856): Command failed: Unknown error
> 14:29:08 2018 daemon.notice netifd: Interface 'wan6' is now down
> 14:29:08 2018 daemon.notice netifd: Interface 'wan6' is setting up
> (dates removed to make log easier to fit in mail without line breaks)
>
> this repeats every second and 6rd interface seems to get ip adress but it is
> not quite working.
>
> plus i noticed under Network -> Interfaces in webinterface i now have two
> similar looking 6rd interfaces.
> one named WAN6 and thats the one i created and another one that cant be edited
> that's called WAN_6
>
> WAN6 is listed as protocol: IPv6-over-IPv4 (6rd)
> WAN_6 is listed as protocol: Virtual dynamic interface (IPv6-over-IPv4 (6rd))
>
> the last interface must be something new or a problem or something.
> it is also that interface that gets the ipv6 addresses.
>
>
> any idea whats wrong?
> or how to find out what command failed in the log?
Hi,

You cannot enable both an automatic 6rd interface (wan_6) and a manual
created 6rd interface (wan6); Either remove the manual created 6rd
interface or set iface6rd to 0 in the wan network config which will
disable the automatic creation of the 6rd wan_6 interface

Hans
>
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