We are on Exchange 2010 SP2 with 2 CAS+2MBX at primary site. Everything working normal with Primary site. Now we are introducing DR site which we will use in case of disaster with manual switchover procedure.
My question is from certificate point of view to dedicate separate certificate at DR.
Certificate at Primary site:
URL : primary.abc.com
Autodiscover.abc.com
Seconday site url : failover.abc.com
As at primary it is working in production we don’t want play with certificates by requesting to add failover url into existing certificate. So I will generate new certificate for DR site with SAN name as : failover.abc.com & autodiscover.abc.com using Windows CA server.
Kindly advice it above will work for clients whenever manual switchover or automatic failover happens for autoredirection & proxy requests.