Configure Network for Remote SIP Access by a Yeastar FQDN

With a Yeastar FQDN, you can quickly establish a secure tunnel for remote registration of IP phones, alike SIP endpoints, and account trunks, without the need of configuring public IP and port forwarding for the PBX. This topic describes how to configure network for remote SIP access via FQDN.


  1. Log in to PBX web portal, go to System > Network > Yeastar FQDN.
  2. Turn on Yeastar FQDN.
  3. In the Fully Qualified Domain Name (FQDN) field, set up the FQDN domain name.
    1. Select a domain name from the drop-down list.
    2. Enter a host name in the first field.
      Note: Think twice before you enter the hostname. The FQDN cannot be changed after you save the configurations.

      For example, select domain name and enter hostname yeastardocs, you will get an FQDN

  4. Enable remote SIP access feature and grant usage permissions.
    Note: By default, all accounts are NOT allowed to use the remote SIP access feature. You need to grant the usage permission to desired accounts.
    1. In the Features section, go to the SIP Access tab.
    2. In the Status drop-down list, select Enabled.
    3. In the Access Type drop-down list, select the account access restriction type.
      • Allowed Account: Only the selected accounts can get access to the service.
      • Restricted Account: All accounts except for the selected accounts can get access to the service.
    4. Select the desired accounts from the Available box to the Selected box.
    5. Optional: Select the checkbox of Enable IP Restriction, and add at least one permitted IP address and subnet mask.

      If you configure this option, only the permitted IP address(es) can use the remote access feature.

  5. Click Save and Apply.


  • The Remote Access Service automatically assigns ports for remote SIP access, you can check the port in Remote Access Service Port.

  • You can implement the followings: