Date: Tue, 12 Aug 2008 18:55:52 +0800 From: Eugene Grosbein <eugen@kuzbass.ru> To: Marian Hettwer <mh@kernel32.de> Cc: stable@freebsd.org Subject: Re: lagg(4) and failover Message-ID: <20080812105552.GA89695@svzserv.kemerovo.su> In-Reply-To: <a588673badeccac53d23f7964c216f62@localhost> References: <a588673badeccac53d23f7964c216f62@localhost>
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On Tue, Aug 12, 2008 at 12:37:15PM +0200, Marian Hettwer wrote: > I'm using lagg(4) on some of our servers and I'm just wondering how the > failover is implemented. > The manpage isn't quite clear: > > failover Sends and receives traffic only through the master port. > If > the master port becomes unavailable, the next active port > is > used. The first interface added is the master port; any > interfaces added after that are used as failover devices. > > What is meant by "becomes unavailable"? Is it just the physical link which > needs to become unavailable to trigger a failover? Yes. It seems you need lacp protocol described later in the manual. Eugene Grosbein
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