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