[kea-dev] RSOO bug in 0.9.1

Templin, Fred L Fred.L.Templin at boeing.com
Mon Apr 20 16:12:47 UTC 2015


Hello Wlodek,

Have you had a chance to look into this yet?

Thanks - Fred
fred.l.templin at boeing.com

> -----Original Message-----
> From: Templin, Fred L
> Sent: Tuesday, April 14, 2015 12:09 PM
> To: 'Wlodek Wencel'; kea-dev at lists.isc.org
> Subject: RE: [kea-dev] RSOO bug in 0.9.1
> 
> Hello Wlodek,
> 
> See attached for the kea server configuration file plus a tcpdump packet capture
> of the Relay-forward and Relay-reply messages. The packet captures show that
> the Relay-forward includes a Vendor-Specific Information option with length
> 26, while the Relay-reply produced by the kea server only includes a VSIO with
> length 4. Let me know if you need any further information.
> 
> Thanks - Fred
> fred.l.templin at boeing.com
> 
> > -----Original Message-----
> > From: Wlodek Wencel [mailto:wlodek at isc.org]
> > Sent: Monday, April 13, 2015 8:08 AM
> > To: kea-dev at lists.isc.org
> > Cc: Templin, Fred L
> > Subject: Re: [kea-dev] RSOO bug in 0.9.1
> >
> > Hello,
> > Thank you for your email. I checked again RSOO feature in Kea (sending
> > Vendor-Specific Information Option with multiple sub-options, what I
> > assume you do) and unfortunately I could not reproduce error you described.
> >
> > Can you provide more details? Like kea config file and capture from
> > wireshark? Or details about Vendor-Specific Information Option you are
> > including to message?
> >
> > Regards,
> > Wlodek Wencel
> >
> > On 04/11/2015 12:44 AM, Templin, Fred L wrote:
> > > Hello,
> > >
> > > I am trying to use the new RFC6422 Relay Supplied Options Option (RSOO) facility.
> > > My RFC6221 relay inserts a Vendor-Specific Information Option (option #17) in the
> > > Relay-forward message that will be sent to the kea server. The option has length
> > > 26 decimal. But, when the kea server does the RFC6422 transformation it truncates
> > > the VSIO to only include the option header and the 4-byte enterprise number. The
> > > VSIO is then inserted into the DHCPv6 Reply message, but loses the 22 bytes that
> > > follow the enterprise number.
> > >
> > > See attached for the kea log. It does not show anything about the Relay-forward
> > > or Relay-reply messages, but does show how the server inserts the VSIO with
> > > length 4. Please let me know if any further information is needed.
> > >
> > > Fred Templin
> > >
> > >
> > >
> > > _______________________________________________
> > > kea-dev mailing list
> > > kea-dev at lists.isc.org
> > > https://lists.isc.org/mailman/listinfo/kea-dev
> > >


More information about the kea-dev mailing list