Problems with DHCP using VLANs

Brad Dameron Brad.Dameron at
Wed Aug 26 18:38:05 UTC 2009

> I work for an ISP.  When I came in, there were three windows DHCP
> servers running.  I have since set up a Linux DHCP server running
> Debian Etch to replace them.
> Currently, I have multiple VLANs running on that server, and the
> server is running DHCP quite happily on one of the vlans.  The problem
> is that even though I can add new vlans all day long, I can't get
> dhcpd to hand out addresses on them.  Other communication on those
> vlans works just fine though, I can ping, ssh, and download debian
> updates just fine.
> I have found examples of what I'm doing and howtos and walkthroughs,
> and as far as I can tell, I'm doing everything right.  Syslog is not
> showing any evidence that the requests are even coming in.
> I would appreciate any help or insight anyone can give me, I
> desperately need to reclaim some of this hardware.

Can you send us the startup log entry?


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