Question regarding message in syslog

Mark_Andrews at isc.org Mark_Andrews at isc.org
Tue Oct 5 07:34:32 UTC 1999


> Under Solaris 2.6 and Bind 8.2.1, I am occasionally seeing
> the following message. Can someone please point me to
> information as to the cause of it?
> 
> <date> <time> <server> named[pid]: dropping source port zero
> packet from [IP address].0
> 
> Thank you in advance.
> 
> --
> -Albert Croft
> 
	No sane IP stack sends out packets with a source port of
	zero.  There is scanning software that does this however.
	The message just indicates that we have seen such a packet.

	Mark
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org


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