Directory
What is the difference between Extensions, Phone, and Contacts?
Why doesn’t Linkus synchronize phone contacts?
How to bulk manage personal contacts?
How can I view or manage company contacts on PBX web page?
Will contacts be lost if I uninstall Linkus client?
Can I get back the contact information which is deleted?
Can the administrator or other users see my personal contacts?
Calls
How to resolve one-way or no-way audio on Linkus calls?
Does Linkus support video calls?
Why can’t I receive calls on Linkus?
Why can’t I receive Linkus notifications on Android phone？
How to make a multi-party call?
How to make an attended transfer?
How to call a contact’s mobile number?
How to add prefix to a number?
Will my mobile phone pay for the external calls?
Chat
Presence
Voicemail
Recordings
Conference
How to make a multi-party call?
During a two-way call, each of the two parties can invite up to 3 participants to join the call. Every one of the participants who is invited to the call can also invite another 3 participants to join.
Prerequisites
| PBX Server | Version |
| PULSE S-Series VoIP PBX | 30.14.0.23 or later |
| PULSE K2 IPPBX | 80.14.0.23 or later |
| PULSE Cloud PBX | 81.14.0.23 or later |
| Linkus clients | Version |
| Linkus Windows Desktop | 2.1.5 or later |
| Linkus Mac Desktop | 2.1.5 or later |
| Linkus Android Client | 3.3.8 or later |
| Linkus iOS Client | 3.3.5 or later |
Linkus for PC
Example:
1. Anderson and Bella are in a call, Bella clicks 
to invite Cindy.
At this moment, Anderson is held on the call.
2. In the pop-up window, Bella enters Cindy or Cindy’s extension number, clicks 
to invite Cindy.
When Cindy answers the call, a 3-way call is established.
Note: The inviter’s call interface displays the number of participants who he/she has invited to the call; the participant’s call interface displays the person who invites him/her to the call.
3. Optional: To invite more participants to the call, repeat step1-2.
Note: Every one of the participants can invite another 3 participants to the call.
4. Optional: During the call, the inviter can click 
at the top-right corner to manage participants who he/she has invited.
• Click 
to mute or unmute a participant.
• Click 
to kick a participant out.
Note: If a inviter is muted or kicked out, the participants invited by the inviter will also be muted or kicked out.
Linkus for Mobile
Example:
1. Anderson and Bella are in a call, Bella taps 
to invite Cindy.
At this moment, Anderson is held on the call.
2. Bella chooses one of the following ways to invite Cindy:
• On dialpad, enter Cindy’s extension number and tap .
• Tap Contacts to find Cindy and invite her.
• Tap History to find Cindy and invite her.
When Cindy answers the call, a 3-way call is established.
Note: The inviter’s call interface displays the number of participants who he/she has invited to the call; the participant’s call interface displays the person who invites him/her to the call.3. Optional: To invite more participants to the call, repeat step1-2.
4. Optional: During the call, the inviter can click at the top-right corner to manage participants who he/she has invited.
•Tap to mute or unmute a member.
• Tap to kick a member out.
Note: If a inviter is muted or kicked out, the participants invited by the inviter will also be muted or kicked out.