Date: Wed, 24 Jan 2007 13:00:27 +1100 From: Edwin Groothuis <edwin@mavetju.org> To: jhall@vandaliamo.net Cc: freebsd-net@freebsd.org Subject: Re: VLANs and DHCP Message-ID: <20070124020027.GC90167@k7.mavetju> In-Reply-To: <1729.65.117.48.154.1169568902.squirrel@admintool.trueband.net> References: <1729.65.117.48.154.1169568902.squirrel@admintool.trueband.net>
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On Tue, Jan 23, 2007 at 04:15:02PM -0000, jhall@vandaliamo.net wrote: > I currently administer a system which has two DHCP servers on two > different VLANs. Unfortunately, the two servers are not playing together > well and some comptuers are receiving IP addresses on the wrong network. > So, with our phone vendor's blessing, I am trying to move all of the DHCP > services to the FreeBSD server. > > The computers on the network are supposed to receive an IP address on the > default vlan and the phones are supposed to receive an IP address on their > vlan. > > Essentially what happens when a phone is booted, the phone receives an IP > address on the default VLAN, releases that address and then requests an IP > address on the appropriate VLAN. Sounds like you're using Cisco phones and the isc-dhcp server (or relay-agent)... Try net/dhcprelay from the ports collection. Let it forward the DHCP requests to a central server, and all will be fine. The isc-dhcrelay is euhm... quite noisy. Edwin -- Edwin Groothuis | Personal website: http://www.mavetju.org edwin@mavetju.org | Weblog: http://weblog.barnet.com.au/edwin/
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