tcpdump filter maximum number?

[Robert Bonomi]

> From owner-freebsd-questions at freebsd.org  Mon May 31 04:19:25 2010
> Date: Mon, 31 May 2010 12:17:32 +0300
> From: Omer Faruk Sen <omerfsen at gmail.com>
> To: FreeBSD <freebsd-questions at freebsd.org>
> Subject: tcpdump filter maximum number?
>
> Hi,
>
> Is there any limit on writing filters on tcpdump? Or is there any? I
> use FreeBSD as the operating system. Maybe this limit is not on
> tcpdump but on bpf on FreeBSD that is why I have stated FreeBSD

There are _always_ limits to anything.  <grin>

If nothing else, your filters are going to be limited by the number of
open file descriptors.

Not terribly helpful, I know, but if you explain more/better what you're
trying to do, something more helpful may emerge.