Which ports do I need to open on the firewall for an RHEL cluster?
Environment
- Red Hat Enterprise Linux High Availability clusters
- Red Hat Enterprise Linux Resilient Storage clusters
Issue
- My cluster members are behind a firewall and I need to know which ports I have to open for the cluster.
Resolution
Red Hat Enterprise Linux 7
- 2224/tcp
- 3121/tcp
- 5403/tcp
- 5404/udp
- 5405-5412/udp
- 9929/tcp
- 9929/udp
- 21064/tcp
In case you need a brief description of each port, please check THIS chapter from our documentation:
Red Hat Enterprise Linux 8
- 2224/tcp
- 3121/tcp
- 5403/tcp
- 5404/udp
- 5405-5412/udp
- 9929/tcp
- 9929/udp
- 21064/tcp
In case you need a brief description of each port, please check THIS chapter from our documentation:
Red Hat Enterprise Linux 9
- 2224/tcp
- 3121/tcp
- 5403/tcp
- 5404/udp
- 5405-5412/udp
- 9929/tcp
- 9929/udp
- 21064/tcp
In case you need a brief description of each port, please check THIS chapter from our documentation:
Red Hat Enterprise Linux 10
- 2224/tcp
- 3121/tcp
- 5403/tcp
- 5404-5412/udp
- 21064/tcp
- 9929/tcp
- 9929/udp
In case you need a brief description of each port, please check THIS chapter from our documentation:
This solution is part of Red Hat’s fast-track publication program, providing a huge library of solutions that Red Hat engineers have created while supporting our customers. To give you the knowledge you need the instant it becomes available, these articles may be presented in a raw and unedited form.