Avaya Site Administration Communications Error No Ports Available

Communication Manager has a hard limit on how many users can access the System Access Terminal (SAT) at once. If this limit is reached by active admins, new attempts will fail with this error.

: If an "interchange" occurred and the shared Ethernet IP is present on both the standby and active servers, the connection may fail. Using the direct IP of the active server and rebooting the standby server can clear this. Community Insights Communication Manager has a hard limit on how

Avaya ASA uses a local background process called cntmgr.exe (Connection Manager). On Windows, this manager has its own limits on how many simultaneous sockets it can handle. If you have multiple instances of ASA open or if the manager crashes silently, it refuses new connections. Using the direct IP of the active server

Run the command reset login-ID X to clear that specific session. If you have multiple instances of ASA open

ASA’s initialization file controls socket behavior.

: Older Definity systems are limited to 12 parallel logins, while newer Communication Manager (CM) versions typically allow 15 to 20 concurrent users.

For (via ASA for IPO):