Abstract
If a customer message flow sets the HTTP Status code to one of 421,422 or 426 then the reason phrase is set to "UNKNOWN".
[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSDR5J","label":"IBM App Connect Enterprise"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"C00","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]
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Document Information
Modified date:
30 June 2026