1925352 - Check P4 port/access points being used by a live SAP JAVA server | SAP Knowledge Base Article

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1925352 - Check P4 port/access points being used by a live SAP JAVA server

Symptom

The aim of this document is to specify the options available to SAP system administrators have check the access points (or ports) being used by a live SAP application server java engine.
This is particularly useful in cases where the default traces are populated with errors like:

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javax.naming.NamingException: Exception during getInitialContext operation. Cannot establish connection to the remote server. [Root exception is java.io.IOException: Connection to <hostname>:50004 is closed]
Caused by: java.io.IOException: Connection to <hostname> : <P4 port> is closed url=<hostname>: 50004 protocol=p4 (None); Reason: com.sap.engine.services.rmi_p4.P4IOException: Check if server is started, access point for the protocol is available, and IP/Host name is accessible on network.] Caused by: com.sap.engine.interfaces.cross.DestinationException: Cannot establish connection with any of the available profiles: url= <hostname> : <P4 port> protocol=p4 (None); Reason: com.sap.engine.services.rmi_p4.P4IOException
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Environment

  • Release Independent
  • SAP NetWeaver

Product

SAP Composition Environment all versions ; SAP NetWeaver all versions ; SAP Process Integration all versions ; SAP Solution Manager all versions

Keywords

SAP Management Console SAPMMC ,SAP Production ERP SRM CRM ERP PPM SEM APO XI PI PORTAL issue access points LSP command sapcontrol -function GetAccessPointList msgserver/text/logon?version=1.2,com.sap.engine.services.rmi_p4.P4IOException,com.sap.engine.interfaces.cross.DestinationException,com.sap.engine.services.rmi_p4.P4IOException,com.sap.engine.services.rmi_p4.P4IOException,access point for the protocol is available, telnet not working, message server, -334,-333,-335 , KBA , kde , BC-JAS-ADM-MON , Monitoring , BC-JAS-COR , Enterprise Runtime, Core J2EE Framework , Problem

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