Thanks for your reply.
here we using cluster. Here we have one central and two nodes.
Here in central is running all four services and in other two nodes
1) first node running only three services(repository, proxy and engine services) and it is in offine mode right now(ON HOSTNAME: message it is showing as"If the hostname machine has no authorized certificate, a password will be displayed. you will need this password authorize certificates on the host name's localhost")
2) second is running three services (Repository, engine and scheduler) and it is running fine.
please let me know on this. we didnt installed any IIS here.
If i attach log files here any problem with the clients. Please let me know on this