What does the OpenAIS UDP port 5149 do?
Issue
We can see (e.g. from lsof output) that in RHEL 5 cluster, OpenAIS (aisexec) is using UPD port 5149. Can you describe the usage of this port and if it's safe to filter it out on firewall?
Environment
- Red Hat Enterprise Linux (RHEL) 5
- Red Hat Enterprise Linux Cluster (RHCS) 5
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