udp fragmentation with pf/ipf

Mark Andrews Mark_Andrews at isc.org
Thu May 17 23:51:01 UTC 2007


> 
> 	This should be rejected as "keep frags" is meaningless here.
> 
> pass out log quick on bge0 proto udp from xxx.xxx.xxx.113/32 to any port = 53
>  keep state keep frags
> 
> 	You need
> 	
> 	pass in quick from any to any with frag keep frag

	The reason is that "ip" fragments not have next level headers. 
  
> -- 
> Mark Andrews, ISC
> 1 Seymour St., Dundas Valley, NSW 2117, Australia
> PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org


More information about the freebsd-stable mailing list