Symptom
Failed attempts to send outbound emails, with an 'XS658 - 432 4.3.2 concurrent connection limit exceeded' error message appearing in the long text message on SOST.
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Environment
- SAP Netweaver release independent
- SAP S/4HANA release independent
- SAPConnect interface
- SMTP node
Product
SAP NetWeaver all versions ; SAP S/4HANA all versions
Keywords
SAP, email dispatch, 432, 4.3.2 concurrent connection, SMTP authenticated connections, throttling, SXPARAMS table, MAX_RETRY_ON_INTERNAL_ERROR, outbound, SAPConnect, SMTP , KBA , BC-SRV-COM , Communication Services: Mail, Fax, SMS, Telephony , Problem
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