How To Fix T5015 - No response received from telephone system (timeout)

SAP Error Message - Details

• Message type: E = Error

• Message class: T5 - SAPphone: Messages for telephony

• Message number: 015

• Message text: No response received from telephone system (timeout)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message T5015 - No response received from telephone system (timeout) ?

  The SAP error message T5015, "No response received from telephone system (timeout)," typically occurs when there is an issue with the integration between SAP and the telephony system. This error indicates that the SAP system is trying to communicate with the telephony system but is not receiving a response within the expected timeframe, leading to a timeout.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the telephony system.
  Telephony System Down: The telephony system may be down or not functioning properly.
  Configuration Issues: Incorrect configuration settings in either the SAP system or the telephony system can lead to communication failures.
  Performance Issues: The telephony system may be experiencing high load or performance issues, causing delays in response.
  Firewall or Security Settings: Firewalls or security settings may be blocking the communication between the two systems.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there is proper network connectivity between the SAP system and the telephony system. You can use tools like ping or traceroute to diagnose network issues.
  Verify Telephony System Status: Check if the telephony system is operational. If it is down, you may need to restart it or contact the support team responsible for the telephony system.
  Review Configuration Settings: Double-check the configuration settings in both SAP and the telephony system to ensure they are correct. This includes checking connection parameters, ports, and any relevant settings.
  Monitor Performance: If the telephony system is under heavy load, consider monitoring its performance and optimizing it if necessary. This may involve scaling resources or optimizing existing configurations.
  Check Firewall Settings: Ensure that firewalls or security settings are not blocking the communication. You may need to allow specific ports or protocols used by the telephony system.
  Increase Timeout Settings: If the telephony system is slow to respond but operational, consider increasing the timeout settings in SAP to allow for longer response times.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the T5015 error. SAP frequently updates its knowledge base with solutions to common problems.
  Documentation: Review the documentation for both SAP and the telephony system for any specific integration guidelines or troubleshooting steps.
  Support: If the issue persists after trying the above solutions, consider reaching out to SAP support or the support team for the telephony system for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the T5015 error in your SAP system.