It was found VM ESX4 template issue. I found Cluster doesnt work if your OS is deployed from VM Template even you change SID IP/name Etc etc. I deployed fresh OS and issue resolved.

Samir Thapa
BT- Los Angeles
samirnepali@gmail.com

When I add second Node I am getting this error why?____E2010MBX3__Failed____Error:__A server-side database availability group administrative operation failed. Error: The operation failed with message: An error occurred while attempting a cluster operation. Error: Cluster API '"AddClusterNode() (MaxPercentage=100) failed with 0x5b4. Error: This operation returned because the timeout period expired"' failed. [Server: E2010MBX2.msdiscover.com]____An Active Manager operation failed. Error: An error occurred while attempting a cluster operation. Error: Cluster API '"AddClusterNode() (MaxPercentage=100) failed with 0x5b4. Error: This operation returned because the timeout period expired"' failed.____This operation returned because the timeout period expired____Warning:__The operation wasn't successful because an error was encountered____samirnepali@gmail.com__