Date: Sat, 25 Feb 2006 21:43:50 +0000 (GMT) From: Vince Hoffman <jhary@unsane.co.uk> To: Brian Candler <B.Candler@pobox.com> Cc: freebsd-net@freebsd.org, Edwin Groothuis <edwin@mavetju.org> Subject: Re: socket / bind - specific address Message-ID: <20060225214024.U11854@unsane.co.uk> In-Reply-To: <20060225142846.GA70376@uk.tiscali.com> References: <20060225070722.GA92618@k7.mavetju> <20060225142846.GA70376@uk.tiscali.com>
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On Sat, 25 Feb 2006, Brian Candler wrote: > On Sat, Feb 25, 2006 at 06:07:22PM +1100, Edwin Groothuis wrote: >> The situation is as follows: >> >> We have a couple of FreeBSD routers, with RFC1918 addresses on the >> ethernets and a public address on the loopback. This works fine for >> connecting to the routers, but is problematic for locally originated >> outgoing traffic (think NTP, think syslog): it takes the IP address >> of the outgoing interface, which is the RFC1918 address. >> >> Is there a way (sysctl, kernel option) to define which IP address >> is used for locally originated outgoing traffic? > > One way is to run your daemon (ntpd, syslogd etc) within a jail, and give > the jail your public loopback as its IP address. > > Another is just to configure each daemon to bind to the appropriate port, if > it supports that option. syslogd has a '-b' flag; I don't know if ntpd can > be configured thusly. I seem to recall openntpd can be but I dont think the standard freebsd ntpd can. I have never tried openntpd on freebsd though (it is in ports.) http://www.openbsd.org/cgi-bin/man.cgi?query=ntpd.conf&sektion=5&arch=&apropos=0&manpath=OpenBSD+Current Vince > > Regards, > > Brian. > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >
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