Error from network forwarder

Hi all,

I’'m recieving an error in my DNS event log on my domain controller, which is being bounced back from my forwarder (which provides web filtering). I think its wildfire related.

It says:

The DNS server encountered a bad packet from 62.171.198.104. Packet processing leads beyond packet length. The event data contains the DNS packet

event data:

.?..xmpp-client._tcp.bcontrol…Z.@.A.ROOT-SERVERS.NET…NSTLD.VERISIGN -GRS.COM.w?4…?.

where bcontrol is the server wildfire is running on.

anyone seen this before, or have a clue as to why its happening? I’'m a bit befuddled?