Date: Fri, 14 Dec 2001 16:38:52 -0500 From: Bob K <melange@yip.org> To: freebsd-stable@FreeBSD.ORG Subject: Re: Networking Question Message-ID: <20011214163852.S61341@yip.org> In-Reply-To: <20011214153531.A62514@mikea.ath.cx>; from mikea@mikea.ath.cx on Fri, Dec 14, 2001 at 03:35:31PM -0600 References: <20011214153114.A47574@edgemaster.zombie.org> <20011214153531.A62514@mikea.ath.cx>
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> > I've noticed that various versions of Windows can detect whether my > > ethernet card has a "live" connection. If I pull the cable or if the other > > end goes dead, Windows knows about it. I've been looking at making a > > firewall/NAT machine using FreeBSD and was wondering if there is any way to > > determine this situation in FreeBSD. It would be nice to be able to emit a > > beep or update an internal stats website when my router's connection goes > > dead. > > Steal the code in ifconfig that determines whether the interface > has carrier or not, and daemonize it or something. I'm pretty sure there's a way to have ucd-snmp send a snmp trap when the up/down status of an interface changes. Combining that with any of the network monitoring tools out there that use snmp (ie, all of them) should do the trick. -- Bob <melange@yip.org> | Please don't spill hot things on Bob. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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