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Date: Tue, 11 Sep 2012 08:15:54 +0000
From: "Shiv. Nath" <prabhpal@digital-infotech.net>
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Subject: PF Configuration - FreeBSD Release 9.0 x64
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Dear FreeBSD Guys,

It is FreeBSD Release 9.0 x64 and i see this log very frequent almost 
every second, And i want to block this IP from reaching my server. i 
configured the PF as following but still see the same logs, it is like 
it did not work.

block in log quick from 41.211.2.239/32 to any


Sep 11 07:49:56 titan avahi-daemon[1567]: Received response from host 
41.211.2.239 with invalid source port 4331 on interface 'em0.0'
Sep 11 07:50:25 titan avahi-daemon[1567]: Received response from host 
41.211.2.239 with invalid source port 38627 on interface 'em0.0'
Sep 11 07:51:29 titan avahi-daemon[1567]: Received response from host 
41.211.2.239 with invalid source port 38627 on interface 'em0.0'