APM java agent (downloaded from APM SAAS) installed with JBoss 7.1.1 with JDK 1.6 in a Centos7
[ERROR] [IntroscopeAgent.IsengardMessaging] WebSocket Client caught io.netty.handler.codec.DecoderException: javax.net.ssl.SSLException: Received fatal alert: protocol_version
[WARN] [IntroscopeAgent.ConnectionThread] Failed to connect to the Introscope Enterprise Manager at <APMGW-SAAS>:443,com.wily.isengard.client.transport.websocket.SSLWebSocketFactory (io.netty.handler.codec.DecoderException:javax.net.ssl.SSLException: Received fatal alert: protocol_version).
[ERROR] [IntroscopeAgent.IsengardMessaging] WebSocket Client caught io.netty.handler.codec.DecoderException: javax.net.ssl.SSLException: Received fatal alert: protocol_version
[WARN] [IntroscopeAgent.ConnectionThread] Failed to connect to the Introscope Enterprise Manager at <APMGW-SAAS>:443,com.wily.isengard.postofficehub.link.net.HttpsTunnelingSocketFactory (com.wily.isengard.postofficehub.link.http.client.HTTPNotRunningException:The HTTP Tunneling server cannot be reached at: https://<APMGW-SAAS>:443/em/transport/services/IsengardHttpTunnelingService: Error when connecting to tunneling server: status=-1).
Release : 11.1.3
Component : APM Agents