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ICMP Port unreachable sent when Load Balancer high availability packet received

Troubleshooting


Problem

"ICMP port unreachable" packets occur in the IBM WebSphere Edge Load Balancer for IPv6 and IPv4. The "ICMP port unreachable" packet does not cause any problems to the users but appear problematic to a network analyst or software.

[{"Product":{"code":"SSEQTP","label":"WebSphere Application Server"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Edge Component","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF010","label":"HP-UX"},{"code":"PF016","label":"Linux"},{"code":"PF027","label":"Solaris"},{"code":"PF033","label":"Windows"}],"Version":"9.0;8.5.5;8.5;8.0;7.0;6.1","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]

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Document Information

Modified date:
03 March 2025

UID

swg21269065