Db2 cluster services port usage information
Db2 cluster services includes technology from IBM® Tivoli® System Automation for Multiplatforms (Tivoli SA MP) software, IBM Reliable Scalable Clustering Technology (RSCT) software, and IBM Spectrum Scale software.
|Service name||Port number||Protocols|
- For more information look for "IBM Spectrum Scale port usage" in the IBM documentation. A link to IBM Spectrum Scale version 4.2 is provided for reference. Ensure to use the version of the page corresponding to the running version of the software for the most applicable instructions.
- This port number can be customized. The default value is shown.
In addition to the Spectrum Scale daemon (mmfsd), some IBM Spectrum Scale commands also
require TCP/IP ports to be available during execution. By default, random ports are chosen for these
executions. If firewall is set up on each host or in the network, these randomly chosen ports are
likely to be blocked, leading to failure of the commands. To work around this, Spectrum Scale
provides a way to specify a range of ports for command execution: