In multi-node installations, check that the following ports are accessible for internal services – such as monitoring node status or synchronizing data between nodes.
Port | Protocol | Source | Destination |
|---|---|---|---|
179 | TCP | All nodes | All nodes |
2379 | TCP | All nodes | All nodes |
2380 | TCP | All nodes | All nodes |
2381 | TCP | All nodes | All nodes |
4789 | UDP | All nodes | All nodes |
5473 | TCP | All nodes | All nodes |
6443 | TCP | All nodes | All nodes |
8000 | TCP | All nodes | All nodes |
9100 | TCP | All nodes | All nodes |
10250 | TCP | localhost | localhost |
15014 | TCP | All nodes | All nodes |
15021 | TCP | All nodes | All nodes |
30000 | TCP | localhost | localhost |
51820 | UDP | All nodes | All nodes |