To use CWE in a high availability environment, the prerequisites described here must be in place.

All instances of CWE and the load balancer must have been installed with basic configuration.

The following ports are opened in the load balancer and in all CWE systems.

Port Purpose
1433 SQL Server (Default)
3306 MySQL (Default) - if MySQL is used for Analytics
587 or 25 (optional)
6000 (or any port) Nurse call connectors
CWE Services Status
Vocera Alarm Message Generator Running
Vocera Alarm Escalator Running
Vocera Alarm Monitoring Running
Vocera Alarm Clean Up Service Running
Vocera Alarm Server Health Monitor Running
Vocera Archive Service Running
Vocera Nurse Call Connector Running
Vocera VS Interface Running