topic Re: ios upgrade on failover pix in Network Security https://community.cisco.com/t5/network-security/ios-upgrade-on-failover-pix/m-p/584700#M487929 <HTML><HEAD></HEAD><BODY><P>When upgrading, each pix should run the same IOS. If not, the failover capability between the two will not work. I would disconnect it, upgrade the image, the failover to the newly upgraded pix and repeat the process for the other pix so that they are as mirrored as possible.</P><P>Hope this helps.</P></BODY></HTML> Fri, 01 Sep 2006 12:35:38 GMT sean 2006-09-01T12:35:38Z ios upgrade on failover pix https://community.cisco.com/t5/network-security/ios-upgrade-on-failover-pix/m-p/584699#M487928 <P>Hi,</P><P></P><P>We'd like to upgrade ios on a failover pix.Should it be connected to an unstricted pix and configured for failover before ?</P><P></P> Fri, 21 Feb 2020 09:08:56 GMT https://community.cisco.com/t5/network-security/ios-upgrade-on-failover-pix/m-p/584699#M487928 harinirina 2020-02-21T09:08:56Z Re: ios upgrade on failover pix https://community.cisco.com/t5/network-security/ios-upgrade-on-failover-pix/m-p/584700#M487929 <HTML><HEAD></HEAD><BODY><P>When upgrading, each pix should run the same IOS. If not, the failover capability between the two will not work. I would disconnect it, upgrade the image, the failover to the newly upgraded pix and repeat the process for the other pix so that they are as mirrored as possible.</P><P>Hope this helps.</P></BODY></HTML> Fri, 01 Sep 2006 12:35:38 GMT https://community.cisco.com/t5/network-security/ios-upgrade-on-failover-pix/m-p/584700#M487929 sean 2006-09-01T12:35:38Z Re: ios upgrade on failover pix https://community.cisco.com/t5/network-security/ios-upgrade-on-failover-pix/m-p/584701#M487931 <HTML><HEAD></HEAD><BODY><P>The problem is that we can't even ping inside interface of the failover pix from pc connected to it.</P><P>How can we upgrade the ios on failover ?</P></BODY></HTML> Fri, 01 Sep 2006 12:46:29 GMT https://community.cisco.com/t5/network-security/ios-upgrade-on-failover-pix/m-p/584701#M487931 harinirina 2006-09-01T12:46:29Z