SIP Service Support
While it is recommended to use a qualified electrician, telephone technician and an IT professional for installation, troubleshooting and/or repairs, you may follow the steps listed below to troubleshoot on your own.
Basic SIP Devise Troubleshooting:
By finding the source of the problem, you will know whom to call to have the problem repaired.- Check your Internet Connection.
- If your Internet Service Provider (ISP) is experiencing a service interruption, your SIP Services will not work as well.
- Contact your Internet Service Provider (ISP) for support.
- Ironton DSL customers:
- Refer to - "DSL Service Support".
- If your Internet Service Provider (ISP) is experiencing a service interruption, your SIP Services will not work as well.
- Check the connections to the SIP devise.
- Make sure the Patch Cable is connected to the Internet jack on the SIP Device.
- Analog Telephone Adapters.
- Refer to - "Analog Telephone Adapters (SPA)".
- Yealink IP Telephones.
- The Screen of the Yealink phone will show "Network Unavailable" if the phone is not talking to the Local Area Network (LAN) and utilizes a power supply.
- The Yealink telephone will not power up if utilizing a Power Over Ethernet (POE) connection.
- Refer to - "Yealink IP Phones".
- Check the SIP Device for an IP address.
- Most SIP Device use DHCP to connect to the sites LAN.
- Verify the Switch and Firewall are functioning correctly.
- Contact your IT professional if required.
- Analog Telephone Adapters.
- Yealink IP Telephones.
- Refer to - "Yealink IP Phones".
- Unable to obtain an IP address on the internal network, proceed to step 4.
- Most SIP Device use DHCP to connect to the sites LAN.
- Bypass the Internal Network.
- Plug the Sip device directly into Internet Service Provider's (ISP) (cable or DSL) modem.
- If the device obtains an IP address and registers, there is an issue with the sites internal network.
- Contact your IT professional to troubleshoot and repair.
- If the device does not obtain an IP address, repeat steps 2 & 3.
- If the device obtains an IP address and does not register, proceed to Registration Issues.
- Contact Ironton Technical Support if required.
Registration Issues:
- Verify Firewall & Router settings.
- Disable SIPALG.
- Verify Authentication Settings.
- Authentication provided in welcome letter.
- Contact Ironton Technical support for verification if required.
- Registration Credentials can also be found in the Web Self-care.
- Account ID.
- Service Password.
- Password is case sensitive.
- Authentication provided in welcome letter.
- Yealink IP Telephones:
- The screen of the Yealink telephone will show "No Service" if the phone is not registering to the SIP Switch.
- Refer to - "Registering Devices"
- Refer to - "Provisioning Server Setup"
Firewall Issues
- Required Ports.
- 5060, 5061 UDP
- 5070 TCP
- 35000-65000 UDP+TCP
- Consult your IT Professional to securely setup the Local Area Network equipment for proper SIP Signaling.