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Troubleshooting Zoom Phone
If you are receiving a Zoom Phone error code on your device, your outbound calls are being blocked, or you’re experiencing another technical issue with Zoom enterprise phone software or hardware, use these support resources to troubleshoot and resolve the issue.
- Blocking of unregistered MMS to AT&T and Verizon mobile numbers issue
- Zoom Phone SMS error: Message could not be sent
- Zoom 10DLC campaign registration delay
- Simulating VoIP calls using the network tool
- Testing device audio for Zoom Phone
- Sending a Zoom Phone problem report
- Outbound calls blocked or tagged as spam
- Frequently asked questions about caller ID
- Accessing the hyperlink of a desk phone
- Zoom Phone End-of-Life (EOL) IP Phone Models Support Policy
- Yealink troubleshooting guide
- Exporting logs and config files (Yealink)
- Polycom end-of-sale models limitations
- Exporting logs and config files (Poly)
- Zoom Phone error 1002: Poor network connection
- Zoom Phone error 1001: Poor network connection
- Zoom Phone error 1000: Poor network connection
- Zoom Phone error 805: Your service is affected by a network issue
- Zoom Phone error 804: Network re-connection is ongoing
- Zoom Phone error 803: Emergency calling not available
- Zoom Phone error 802: Emergency calling not available
- Zoom Phone error 703: SSL Certificate failed - Handshake failed
- Zoom Phone error 702: SSL Certificate failed - Cert Name mismatch
- Zoom Phone error 604: The service is not available currently
- Zoom Phone error 603: The peer is busy
- Zoom Phone error 600: The service is not available currently
- Zoom Phone error 504: The number you dialed is (not available/not online) currently
- Zoom Phone error 504: The service is not available currently
- Zoom Phone error 504: The number you dialed is temporarily unavailable
- Zoom Phone error 503: Your service is affected by a network issue
- Blocking of unregistered MMS to AT&T and Verizon mobile numbers issue
- Zoom Phone SMS error: Message could not be sent
- Zoom 10DLC campaign registration delay
- Simulating VoIP calls using the network tool
- Testing device audio for Zoom Phone
- Sending a Zoom Phone problem report
- Outbound calls blocked or tagged as spam
- Frequently asked questions about caller ID
- Accessing the hyperlink of a desk phone
- Zoom Phone End-of-Life (EOL) IP Phone Models Support Policy
- Yealink troubleshooting guide
- Exporting logs and config files (Yealink)
- Polycom end-of-sale models limitations
- Exporting logs and config files (Poly)
- Zoom Phone error 1002: Poor network connection
- Zoom Phone error 1001: Poor network connection
- Zoom Phone error 1000: Poor network connection
- Zoom Phone error 805: Your service is affected by a network issue
- Zoom Phone error 804: Network re-connection is ongoing
- Zoom Phone error 803: Emergency calling not available
- Zoom Phone error 802: Emergency calling not available
- Zoom Phone error 703: SSL Certificate failed - Handshake failed
- Zoom Phone error 702: SSL Certificate failed - Cert Name mismatch
- Zoom Phone error 604: The service is not available currently
- Zoom Phone error 603: The peer is busy
- Zoom Phone error 600: The service is not available currently
- Zoom Phone error 504: The number you dialed is (not available/not online) currently
- Zoom Phone error 504: The service is not available currently
- Zoom Phone error 504: The number you dialed is temporarily unavailable
- Zoom Phone error 503: Your service is affected by a network issue
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