Date: Mon, 14 Nov 2011 05:24:58 +0100 From: =?iso-8859-1?q?R=E9my_Sanchez?= <remy.sanchez@hyperthese.net> To: freebsd-net@freebsd.org Subject: Re: Arg. TCP slow start killing me. Message-ID: <201111140525.14450.remy.sanchez@hyperthese.net> In-Reply-To: <4EC061C7.1040406@soe.ucsc.edu> References: <4EC033B7.5080609@soe.ucsc.edu> <4EC05F58.1050103@soe.ucsc.edu> <4EC061C7.1040406@soe.ucsc.edu>
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[-- Attachment #1 --] On Monday 14 November 2011 01:33:11 Erich Weiler wrote: > Actually, another question might be: How can I prove that my firewall > really is dropping packets in transit, as it forwards them on? Is there > some sysctl oid that would show dropped packets, so some netstat counter > I can look at? I'll say something stupid, but in the worst case just use tcpdump to capture both of your interfaces, and then compare them, one way or the other... A quick google of "pcap diff" gives some results, like http://sourceforge.net/projects/tpcat/ -- Rémy Sanchez http://hyperthese.net/ [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iEYEABECAAYFAk7AmBoACgkQpMMQ4XyIN1ZOAwCeNmnLakJLy8fl+vXl8NY9hMIK XugAoKbrZl63Ol1d3iGeSaNwBduJvU5W =TTnU -----END PGP SIGNATURE-----
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