|Question||Is it possible to setup CPPM Cluster over a fire wall?|
Yes, it is possible to build a cluster even in a firewall environment.
Below are the key points for this.
1: The below ports must be allowed across the cluster.
- UDP Port 123 NTP (Subscriber to publisher)
- TCP Port 443 HTTPS (Bi-directional)
- TCP Port 5432 PostgreSQL for DB replication (Subscriber to publisher)
- TCP Port 80 HTTP (Between Nodes)
2: Natting is not allowed across the Cluster.