Server to Server S2S communication failure

Hi ,

I am trying to establish a server to server connection between two servers but I am getting following exception .

Can some please help

Openfire version on both servers is 3.6.4

2012.04.18 18:43:30 LocalOutgoingServerSession: OS - Trying to connect to mytimesS1:5269(DNS lookup: mytimesS1:5269)
2012.04.18 18:43:30 LocalOutgoingServerSession: OS - Plain connection to mytimesS1:5269 successful
2012.04.18 18:43:30 LocalOutgoingServerSession: OS - Indicating we want TLS to mytimesS1
2012.04.18 18:43:30 LocalOutgoingServerSession: OS - Negotiating TLS with mytimesS1
2012.04.18 18:43:30 LocalOutgoingServerSession: OS - TLS negotiation with mytimesS1 was successful
2012.04.18 18:43:30 LocalOutgoingServerSession: OS - About to try connecting using server dialback over TLS with: mytimesS1
2012.04.18 18:43:30 ServerDialback: OS - Sent dialback key to host: mytimesS1 id: 2e2cee02 from domain: mylinkto.gem.local
2012.04.18 18:44:30 ServerDialback: OS - Unexpected answer in validation from: mytimesS1 id: 2e2cee02 for domain: mylinkto.gem.local answer:<stream:error xmlns:stream=“http://etherx.jabber.org/streams”></stream:error>
2012.04.18 18:44:30 LocalOutgoingServerSession: OS - Error, SERVER DIALBACK with mytimesS1 failed
2012.04.18 18:44:30 LocalOutgoingServerSession: OS - Going to try connecting using server dialback with: mytimesS1
2012.04.18 18:46:30 ServerDialback: OS - Trying to connect to mytimesS1:5269(DNS lookup: mytimesS1:5269)
2012.04.18 18:46:30 ServerDialback: OS - Connection to mytimesS1:5269 successful
2012.04.18 18:46:30 ServerDialback: OS - Sent dialback key to host: mytimesS1 id: 8576f4d5 from domain: mylinkto.gem.local
2012.04.18 18:47:30 ServerDialback: OS - Unexpected answer in validation from: mytimesS1 id: 8576f4d5 for domain: mylinkto.gem.local answer:<stream:error xmlns:stream=“http://etherx.jabber.org/streams”></stream:error>
2012.04.18 18:47:30 OutgoingSessionPromise: Error sending packet to remote server:

java.lang.Exception: Failed to create connection to remote server
at org.jivesoftware.openfire.server.OutgoingSessionPromise$PacketsProcessor.sendPa cket(OutgoingSessionPromise.java:252)
at org.jivesoftware.openfire.server.OutgoingSessionPromise$PacketsProcessor.run(Ou tgoingSessionPromise.java:216)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
2012.04.18 18:47:30 OutgoingSessionPromise: Error sending packet to remote server (fast discard):

2012.04.18 18:47:30 OutgoingSessionPromise: Error sending packet to remote server (fast discard):

Thanks

Visu