Exchange cluster node {2} is running Windows Server 2003 and does not have '{4}' set to {8}. A value of 0 is recommended ...

Exchange cluster node {2} is running Windows Server 2003 and does not have '{4}' set to {8}. A value of 0 is recommended for Windows Server 2003, and a value of 1 is recommended for Windows 2000 Server. The current value can cause cluster stability problems.