dhcp server not respoding with time server option

S Kalyanasundaram skalyanasundaram at novell.com
Fri Dec 14 04:59:13 UTC 2007

On Thu, 2007-12-13 at 17:34 +0000, Simon Hobson wrote:
> S Kalyanasundaram wrote:
> >DHCP server does respond only with the requested option?
> >
> >In my dhcp configuration i have router and timerserver options. But when
> >i do a dhcpdump it shows only option 3 [router] has been received. The
> >dhcprequest sent by the client does not have option 4[timeserver] in its
> >parameter request list anyway. Looks like dhcp server only responds with
> >the requested options by the client.
> Correct - the server only sends what it is asked for (plus a small 
> number of standard ones like subnet mask and default gateway). The 
> reasoning is that the configured options may well be larger than will 
> fit in the limited packet size, and it's pointless sending things the 
> client doesn't want (and probably wouldn't  know what to do with).
> Ideally, fix the client.
> If you can't do that, there is an option (whose name escapes me at 
> the moment) to override the client supplied list and send a list of 
> your choice.

If you remember the option to override the client supplied list  please let me know.

Thanks again,

More information about the dhcp-users mailing list