SAP Knowledge Base Article - Preview

3008840 - PSTN Virtual Unit SIP Bridge fails - No connection from CD/ETC in first 30 seconds


  • After deploying SAP Contact Center PSTN Virtual Unit, the VU fails (yellow exclamation mark) 
  • The failure happened at the SIPBridge component level
  • From the "wsipgw_*.log" logs, the following error is captured:  "wsipgw) ERR> No connection from CD/ETC in first 30 seconds"
  • All other components are running fine, including the Core Virtual Unit, where the Call Dispatcher is running from



SAP Contact Center 7.0


SAP Contact Center, on-premise edition 7.0 ; SAP Customer Relationship Management 7.0


CCtr, SCC, CCI, CRM-CCI, SAP Business Communication Management 7, Contact Center, Telephony, e-mail, Chat, Communications , KBA , CRM-CCI , Contact Center Infrastructure , Problem

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