IAX Extension Settings

This reference describes all settings on an IAX extension.

Basic Settings

Navigation path: Settings > PBX > Extensions, edit an IAX extension under the Basic tab.

General Settings

Settings Description
Type Select IAX.
Extension Enter the extension number.
Caller ID If you set the caller ID number, the called party will see this caller ID number when the extension user makes an outgoing call.
Caller ID name If you set the caller ID name, the called party will see this caller ID name when the extension user makes an outgoing call.
Registration Password The password is used to register a SIP extension. The password is generated randomly by default.

User Information Settings

Settings Descriptions
Email Enter the email address. Extension user can reset his/her login password, receive voice mails, faxes, or PBX notifications via this email address.
User Password The password is used to log in the PBX or log in Linkus mobile client. The password is generated randomly by default.
Prompt Language The language of voice prompts. The default prompt language is the same as the system language. If the extension user speaks foreign language, you can set a specific system prompt.
Mobile Number Enter the mobile number. Extension user can receive the PBX notifications or forwarded calls on this mobile number.

Presence Settings

Extension Presence indicates the availability status of an extension. Presence settings are linked to the Call Forwarding rules and Linkus ring strategy. You can set different call forwarding rules and ring strategy for each presence status.

Navigation path: Settings > PBX > Extensions, edit an IAX extension under the Presence tab.

Settings Description
Presence Set presence status.

Yeastar S-Series VoIP PBX provides five presence statuses.

  • Available: You are online and ready for communication.
  • Away: You are currently away from your office.
  • DND: You don't want to be disturbed, and you won't receive any calls.
  • Lunch Break: You are currently on lunch break.
  • On a Business Trip:You are currently on a business trip.
Presence Information Add details about your current status.

Call Forwarding Settings

You can forward calls to a specific destination or a specific extension user to avoid missing calls. Depending on the presence status and your preferences, you can set the PBX to forward calls to voicemail, extension, mobile number, queue, etc.

Settings Description
Always Forward all calls to the designated destination.
No Answer Only forward the unanswered calls to the designated destination.
When Busy Only forward the calls that come in while you are talking on the phone.

Ring Strategy Settings

You can set ring strategy for the following terminals that the IAX extension registered to.
  • Extension
  • Linkus Mobile Client
  • Linkus Desktop Client
Settings Description
Ring First Set which terminal will ring first.
Ring Secondly Set which terminal will ring secondly.

Features Settings

You can configure voicemail, mobility extension, call monitoring, and other settings under the Features tab.

Navigation path: Settings > PBX > Extensions, edit an IAX extension under the Features tab.

Voicemail Settings

Settings Description
Enable Voicemail Enable voicemail feature.
Voicemail Access PIN Password used to access voicemail.
Share Voicemail Status Enable this option to share voicemail status of this extension with other extensions.
Send Voicemail to Email Whether to send voicemail to the designated Email address or not.
  • Disabled: Do not send voicemail to the designated Email address.
  • Send to user's mail: Send voicemail to the email address of the extension user.
  • Send to custom mail: Customize an email address, and the PBX will send the voicemail to the designated Email address.
Busy Prompt Set the prompt that will be played when the extension user is busy in a call.
Unavailable Prompt Set the prompt that will be played when the extension user is unavailable.

Mobility Extension

Yeastar Mobility Extension allows you to stay in contact with colleagues and clients using either office phone or mobile phone with the same extension number.

Settings Description
Ring Simultaneously Enable this option to allow both extension and associated mobile number ring simultaneously when anyone calls in the extension number.
Enable Mobility Extension Enable this option to allow your mobile number have the same permission as the office phone when you use associated mobile number to call in the PBX.
Mobility Extension
  • Set Mobile Number: Set the associated mobile number.
  • Prefix: Set the prefix of the mobile number according to the outbound route.

Monitor Settings

Call Monitoring allows authorized users to monitor another extension user's call in real time.

Settings Description
Allow Being Monitored Enable this option to allow anyone to monitor the extension user's ongoing call.
Monitor Mode Decide how you monitor other extension users' ongoing call.
  • Disabled

    You can not monitor other extension users' ongoing call.

  • Extensive

    Use any one of listen, whisper, or barge-in mode to monitor other extension user's ongoing call.

  • Listen

    Listen to a call in real time, but you can not talk with the monitored extension users.

  • Whisper

    Listen to a call in real time, and talk with the monitored extension users privately.

  • Barge-in

    Listen to a call in real time and talk with both parties.

Other Settings

Settings Description
Ring Timeout (s) Set the timeout in seconds. Phone will stop ringing after timeout.
Max Call Duration (s) Set the maximum call duration in seconds for every call of this extension.
Note:

The precedence of Max Call Duration(s) (Global v.s. Extension):

  • For internal calls: The Max Call Duration(s) setting of the caller's extension takes precedence.
  • For outbound calls: The Max Call Duration(s) setting of the caller's extension takes precedence.
  • For inbound calls: The global Max Call Duration(s) setting takes precedence.
Send email notification when extension user password is changed Enable this option to send email notification when extension user password is changed.

Advanced Settings

Navigation path: Settings > PBX > Extensions, edit an IAX extension under the Advanced tab.

IP Restriction

Settings Description
Enable IP Restriction This option is used for IP access control. Only the IP address or IP section that matches the settings can register the extension number.
Permitted IP/Subnet mask Enter the IP address and subnet mask.
  • 192.168.5.100/255.255.255.255

    In this example, only the device whose IP address is 192.168.5.100 can register the extension number.

  • 192.168.5.0/255.255.255.0

    In this example, only the devices whose IP section is 192.168.5.0 can register the extension number.

Call Permission Settings

You can set the outbound call permissions for the IAX extension.

Navigation path: Settings > PBX > Extensions, edit an IAX extension under the Call Permission tab.

Settings Description
Outbound Routes Set outbound routes for the extension.
Outbound Restriction Enable this option to prohibit this extension from making outbound calls.