Thanks Phil. In our this environment eth1 is for private interface. eth0 is for public interfaces. Does this mean something may be wrong with the private IP addresses? Thanks, Lu ________________________________ From: Philip Jones <phil@xxxxxxxxxx> To: Lu Jiang <lu.jiang69@xxxxxxxxx> Cc: "niall.litchfield@xxxxxxxxx" <niall.litchfield@xxxxxxxxx>; list <oracle-l@xxxxxxxxxxxxx> Sent: Thursday, January 24, 2013 8:48 AM Subject: Re: Install RAC failed at running root.sh step eth1:1 doesn't have a proper address (169.254.203.77). 169.254.x.x addresses are assigned when an interface can't get an address. Thanks, Phil On 24 Jan 2013, at 12:55, Lu Jiang <lu.jiang69@xxxxxxxxx> wrote: > 169.254.203.77 -- //www.freelists.org/webpage/oracle-l -- //www.freelists.org/webpage/oracle-l