On Friday 05 February 2010 13:47:32 Qwerty-1 wrote: > Hi All, > > I have gone through various docs how-to-configure-linux-HA. In every doc > this is written that you should have two NIC or one NIC + Null Modem Cable. > one NIC will be used for Service and Second NIC used for Heart-Beat. > Do we really need of second NIC for heart-beat. Can't we use main NIC for > heart-beat? > > Thanks in Advance >
You can certainly use only one NIC, however this is not recommended since it is possible that the traffic of your services will stall the heartbeat traffic and thus force shutdown of one of the nodes. This is why it is recommended to have 2 media, 2 NICs/1NIC + Serial. -- Best regards, Marian Marinov
signature.asc
Description: This is a digitally signed message part.
_______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
