What TCP/UDP Ports are used by the HAE Extension (Pacemaker, Corosync & Hawk) ?

This document (000021133) is provided subject to the disclaimer at the end of this document.

Environment

SUSE Linux Enterprise High Availability Extension
SUSE Linux Enterprise Server for SAP Applications

Situation

Need an easy-to-find, single document, containing all the required ports.

Resolution

TCP 3121	Pacemaker-remote
TCP 5403	Corosync qdevice/Qnetd
UDP 5404	Corosync / crm cluster init
UDP 5405	Corosync / Totem
UDP 5406	Corosync / Totem (if second ring used)
TCP 5560	mgmtd (deprecated)
TCP 7630	Hawk
TCP 9929	Booth (consensus engine used in geographically dispersed cluster)
UDP 9929	Booth
TCP 21064	Resources (dlm etc)
TCP 30865	csync2

Additional Information

Note that port 5560 is not currently used and can be ignored.

Port 5406 can be ignored if it is not in use for a second ring (as defined in the corosync.conf config file).

Port 9929 can be ignored if Booth is not configured (used for stretched/multi-site clusters).

Disclaimer

This Support Knowledgebase provides a valuable tool for SUSE customers and parties interested in our products and solutions to acquire information, ideas and learn from one another. Materials are provided for informational, personal or non-commercial use within your organization and are presented "AS IS" WITHOUT WARRANTY OF ANY KIND.

Document ID:000021133
Creation Date: 14-Jul-2023
Modified Date:14-Jul-2023
- SUSE Linux Enterprise High Availability Extension
- SUSE Linux Enterprise Server for SAP Applications

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