spawning class on ethernet

[Frank Sweetser]

I would guess it's because the hardware address isn't visible in DHCPv6, 
unless you're using a relay agent with RFC6939 support.  You may have better 
luck using the DUID instead.

Frank Sweetser fs at wpi.edu    |  For every problem, there is a solution that
Manager of Network Operations   |  is simple, elegant, and wrong.
Worcester Polytechnic Institute |           - HL Mencken

On 2/9/2015 8:22 AM, Eugene M. Zheganin wrote:
> Hi.
>
> I'm still getting these "Reclaiming abandoned addresses is not yet
> supported.  Treating this as an out of space condition." messages in my
> dhcpd6 log, and, in order to restrict clients to one ip address, I'm
> trying to create spawning class, since classes are already supported in
> ipv6. Unfortunately, all of the examples are for cable networks, and my
> attepts to create a ethernet spawning class are unsuccessful, due to
> lack of documentation all examples are for "spawn with option
> agent.circuit-id;".
>
> Can spawning class be created for ethernet ?
>
> I created the following class and pool:
>
> class "default" {
>      spawn with hardware;
>      lease limit 1;
> }
>
> subnet6 fd00::0300/120 {
>      pool6 {
>            range6 fd00::332 fd00::3fe;
>            allow members of "default";
>            option dhcp6.name-servers fd00::301;
>      }
> }
>
> This is considered as a valid config, but when running I see the
> following in logs:
>
> Feb  9 18:10:49 taiga dhcpd: data: hardware: invalid hlen (122)
> Feb  9 18:10:49 taiga dhcpd: Sending Reply to fe80::b423:fd45:b872:9e45
> port 546
> Feb  9 18:10:50 taiga dhcpd: Renew message from fe80::cab:44eb:7774:e2
> port 546, transaction ID 0x488E3400
> Feb  9 18:10:50 taiga dhcpd: data: hardware: invalid hlen (142)
> Feb  9 18:10:50 taiga dhcpd: Sending Reply to fe80::cab:44eb:7774:e2
> port 546
> Feb  9 18:10:51 taiga dhcpd: Renew message from fe80::dc07:cc4:454c:bfb7
> port 546, transaction ID 0x6919F500
> Feb  9 18:10:51 taiga dhcpd: data: hardware: invalid hlen (25)
>
> Thus I'm doing something terribly wrong.
> Can someone point me to a right direction ?
>
> Thanks.
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