[Trouble Shooting] E217 SIP Call Failure

Prerequisites

• E217 and troubleshooting PC are in the same LAN
• Obtain E217 IP address (via Settings > Version on device or DNAKE Remote Upgrade Tool)
• Log in to E217 web interface (default credentials: admin / 123456)

1. Verify SIP Phonebook Configuration

Access the E217 web interface and go to Intercom > Phonebook. Check the SIP contact configuration.

• Ensure Type is set to SIP address
• Verify Address format follows the correct standard:

2. Correct Phonebook Configuration if Needed

If the Phonebook format is incorrect:

• Edit the faulty contact entry
• Modify the address to the standard SIP format
• Ensure Type is set to SIP address
• Save all changes on the Phonebook page

3. Retest SIP Call and Check SIP Service

Retest the SIP call via E217 touch screen:

Dial > Phonebook

If the call still fails:

• Go to Intercom > SIP
• Check if SIP toggle is set to Enabled

4. Verify SIP Server Configuration

Ensure SIP configuration parameters on Intercom > SIP match the SIP server settings.

5. Check SIP Registration Status

• Web interface: General > Information
• Device: Settings > Version

Confirm SIP account status shows: Registered

6. Network and System Verification

If the issue persists, perform the following checks:

• Ping SIP server IP to confirm network connectivity
• Verify SIP server is running normally (account not locked or expired)
• Ensure LAN firewall does not block SIP ports
• Check if E217 firmware is the latest version (upgrade if needed)

7. Escalation to Technical Support

If all steps are completed and the issue still persists, collect the following information:

• E217 firmware version
• SIP configuration settings
• Phonebook configuration
• Logs and network packets (or system backup)