Question : how to impact RPC over Https Clients if certificate get from verisign expires

Hi all

There are a windows 2003 active directory domain.There are Two Exchange 2007 mail servers. one of them is CAS server the other one is HT and Mailbox Server.  

i just want to know that if certificate get from verisign expires,  how RPC over Https Clients are affected.

Answer : how to impact RPC over Https Clients if certificate get from verisign expires

If your certificate from Verisign expires, then HTTP over RPC will stop working.  You should renew the certificate before it expires and replace it as close as possible to the expiry date (at a suitable time to cause the least disruption).