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Date:      Wed, 3 Sep 2003 14:39:37 -0400
From:      "Matthew Emmerton" <matt@compar.com>
To:        "Drew Tomlinson" <drew@mykitchentable.net>, "FreeBSD Questions" <freebsd-questions@freebsd.org>
Subject:   Re: How to Get Public IP From LinkSys Router?
Message-ID:  <001401c3724a$ba4dc0b0$1200a8c0@gsicomp.on.ca>
References:  <019101c37248$ffd50c30$6e2a6ba5@lc.ca.gov>

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> I need to get my public IP address from a LinkSys cable router and don't
> have any idea where to start.  The LinkSys is doing NAT and my FBSD box
> in on the private network on the inside.  What commands and/or ports are
> there that would provide the public IP address from the command line so
> I pass the IP to a script?  Any ideas?

The way I do it with my router (BEFW11S4 V2) is to use lynx to download the
HTML status page from the router and extract the public IP address.  I do
this in a cron job every 15 minutes, and when it notices an IP change, it
fires off my dynamic DNS updates.

--
Matt Emmerton



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