I am pretty sure that we are using as virtual ip address for our two cluster exchange win2003 servers (EX1, EX2). We have used within PIX, and mail firewall,,,etc

ip address for EX1, ip address for EX2

But when I checked these two snapshot , I got confused, because I have seen two ip addresses:

http://img390.imageshack.us/img390/7...napshotfc4.jpg and