Log in by Extension Account

Note: Extension Account Login is supported on both Linkus Desktop Client and Linkus Mobile Client.
Contact system administrator to get the login information (PBX IP address / domain / SN, Linkus server port, and your extension account credential), then manually enter the login information according to different Yeastar PBX products and network environments:
Yeastar S-Series VoIP PBX
Yeastar Cloud PBX

Yeastar S-Series VoIP PBX (with LCS/LCS Pro)

If system administrator has enabled the LCS/LCS Pro service, log in to Linkus as follows:
  1. On the Linkus login page, enter the following information.
    • Username: Enter extension number or email address.
    • Password: Enter the password.

      Forget password

    • SN/Domain: Enter the SN (Serial Number) of PBX.
      Note: If the SN/Domain field is non-editable, click Custom Settings, and uncheck the option Enable Custom Settings.
  2. Click Login.

Yeastar S-Series VoIP PBX (without LCS/LCS Pro)

If system administrator does not enable the LCS/LCS Pro service, log in to Linkus as follows:

  1. Enter the Linkus server information.
    1. On the Linkus login page, click Custom Settings.
    2. Select the checkbox of Enable Custom Settings.
    3. Enter the PBX address and Linkus server port.
      Note: When your computer/mobile phone is in the same network as PBX server, Linkus communicates through the local hostname/IP. Otherwise, Linkus communicates through the external hostname/IP.
      Linkus Lite Linkus Mobile Client
      • Local Hostname/IP: Enter the private IP address of PBX. For example, enter 192.168.5.150.
      • Local Port: Enter the local port of Linkus server. The default port is 8111.
      • External Hostname/IP: Enter the public IP address of PBX. For example, enter 112.11.11.11.
      • External Port: Enter the external port of Linkus server. For example, enter 18111.
    4. Click Save or tap OK to proceed.
  2. On the Linkus login page, enter the login credentials.
    • Username: Enter extension number or email address.
    • Password: Enter the password.

      Forget password

  3. Click Login.

Yeastar Cloud PBX

  1. On the Linkus login page, enter the following information.
    • Username: Enter the email address that is associated with your extension.
    • Password: Enter the password.

      Forget password

    • SN/Domain: Enter the domain name of PBX.
      Note: If the SN/Domain field is non-editable, click Custom Settings, and uncheck the option Enable Custom Settings.
  2. Click Login.