Hi all, hope you can help or at least nudge in the right direction , i have 4 exchange servers 2 HUB/CAS and 2 Mailbox DAG , this issue happened three times one on HUBCAS02 server and two times in HUBCAS01 ,the Issue is suddenly the HUB/CAS server can’t connect to mailbox server ( MBX01) but connect with another server like (MBX02 , another HUB/CAS server , AD servers , …… etc. ) although the MBX01 is up and work good and another HUB/CAS server connect good with same mailbox server (MBX01) , in time the issue happened ihave in event viewer at application this warning :
Log name : Application Event ID : 1007 Level : Warning
The Mailbox Replication service was unable to determine the set of active mailbox databases on a mailbox server.
Mailbox server: HV1-MBX01.NMT-EG.LOCAL
Error: MapiExceptionNetworkError: Unable to make admin interface connection to server. (hr=0x80040115, ec=-2147221227)
Diagnostic context:
......
Lid: 15000 dwParam: 0x6BA Msg: EEInfo: prm[1]: Pointer val: 0x0000000000000000
Lid: 15000 dwParam: 0x6BA Msg: EEInfo: prm[2]: Pointer val: 0xCA098C0A00000000
Lid: 16280 dwParam: 0x6BA Msg: EEInfo: ComputerName: n/a
Lid: 8600 dwParam: 0x6BA Msg: EEInfo: ProcessID: 5980
Lid: 12696 dwParam: 0x6BA Msg: EEInfo: Generation Time: 2013-02-04 12:16:54:411
Lid: 10648 dwParam: 0x6BA Msg: EEInfo: Generating component: 18
Lid: 14744 dwParam: 0x6BA Msg: EEInfo: Status: 10060
Lid: 9624 dwParam: 0x6BA Msg: EEInfo: Detection location: 318
Lid: 13720 dwParam: 0x6BA Msg: EEInfo: Flags: 0
Lid: 11672 dwParam: 0x6BA Msg: EEInfo: NumberOfParameters: 0
Lid: 24060 StoreEc: 0x80040115
Lid: 23746
Lid: 31938 StoreEc: 0x80040115
Lid: 19650
Lid: 27842 StoreEc: 0x80040115
Lid: 20866
Lid: 29058 StoreEc: 0x80040115
Note : This problem resolved on its own after 20 minutes