SAP Knowledge Base Article - Preview

3760285 - AMQP TLS Handshake Fails with "No available authentication scheme" When Connecting Cloud Integration to IBM MQ via Cloud Connector

Symptom

An AMQP connection from SAP Integration Suite (Cloud Integration) to IBM MQ fails during TLS handshake.

The following errors may be observed in IBM MQ logs:

AMQCO1008E: An SSL Handshake error occurred
javax.net.ssl.SSLHandshakeException: No available authentication scheme

Additional errors may include:

AMQXR0021W: Client disconnected abnormally

or in Cloud Integration traces:

javax.jms.JMSException: java.nio.channels.ClosedChannelException
org.apache.qpid.jms.exceptions.JmsConnectionFailedException: Transport connection remotely closed


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Environment

  • SAP Cloud Integration
  • Integration Suite

Product

Cloud Integration all versions ; SAP Integration Suite all versions

Keywords

CPI, Cloud Integration, Integration Suite, AMQP, IBM MQ, TLS, SSL, mTLS, mutual TLS, SSLHandshakeException, No available authentication scheme, AMQCO1008E, AMQXR0021W, ClosedChannelException, Transport connection remotely closed, Cloud Connector, SCC, certificate, keystore, truststore, AMQP adapter, TLS handshake, client certificate, SSLCAUTH, SSLCIPH , KBA , LOD-HCI-PI-RT-MSG , Active MQ messaging service , BC-MID-SCC , SAP Cloud Connector On-Demand/On-Premise Connectivity , LOD-HCI-PI-CON-SOAP , SOAP Adapter , Problem

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