Environment
Directory and Resource Administrator 8.5.x
Directory and Resource Administrator 8.6.x
Situation
Resolution
DRA and ExA use the following ports and protocols for communication.
Communication Path | Port and Protocol | Use |
DRA primary Administration server to secondary servers | DCOM 135 | End-point mapper, a basic requirement for DRA communication; allows Administration servers to locate each other in an MMS |
NetBIOS 139 | Delegation model replication; file replication during MMS synchronization; export certain registry keys and copy them to secondary servers | |
DCOM 445 | Delegation model replication; file replication during MMS synchronization | |
LDAP 50000 | Attribute replication and DRA server-ADAM communication. This port number can be configured during installation. | |
LDAP 50101 | SSL attribute replication (ADAM) (if enabled). This port number can be configured during installation. |