On 2.5.2014. 14:54, thors...@bonck.net wrote:
> Under 5.4-stable, following configuration sets up a working connection
> for me:
> 
> /etc/hostname.pppoe0:
> 
> inet 0.0.0.0 255.255.255.255 NONE \
>         pppoedev vlan10 authproto pap \
>         authname 'XXX' authkey 'YYY' up
> dest 0.0.0.1
> !/sbin/route add default -ifp pppoe0 0.0.0.1
> #eof
> 
> /etc/hostname.vlan10:
> 
> vlan 10 vlandev rl0 up
> #eof
> 
> /etc/hostname.rl0:
> 
> up lladdr 12:34:56:78:90:ab
> #needed for assignment of 'static' IP
> #eof
> 
> Having installed OpenBSD-5.5 amd64 the exact same configuration does
> not succeed in setting up a working network connection.
> 
> I set the 'debug' flag for pppoe0 so I could see what happened:
>  pppoe(8863) state=1, session=0x0 output -> ff:ff:ff:ff:ff:ff, len=18
>  pppoe(8863) state=2, session=0x0 output -> aa:aa:aa:aa:aa:aa, len=42
>  pppoe0: timeout
>  [...]
> aa:aa:aa:aa:aa:aa is a MAC I do not know.
> 
> To further check for errors, I booted a working 5.4 installation and
> used tcpdump on vlan10 before restarting the pppoe interface.
> As expected, I get only one PADO after sending the PADI.
> This PADO is received from a well known MAC.
> 
> From here on, everything just works using the 5.4 installation.
> On 5.5, until this point (PADI sent/PADO received) there is no
> difference.
> 
> For 5.4, the PADR is sent to MAC which sent PADO.
> For 5.5, the PADR is sent to some other MAC I do not know.
> There was neither a PADO sent from that MAC nor is there any other
> occurence of that MAC in the tcpdump besides being target of PADR.
> 
> In both installations, the PADO is sent from the same MAC.
> Service-Name, AC-Cookie and Host-Uniq do match.
> 
> Interestingly, the PADR to the unknown MAC includes the same AC-Cookie.
> 
> I do not know how to proceed from here on, so I would be glad to get
> some advice.
> 
> Best Regards,
> 
> Thorsten Bonck
> 


maybe you could try to put pppoe0 on rl0, untag vlan10 on switch port
where rl0 is connected and tag other vlans on the same port ...

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