Overview: Linkus Web Client provides comprehensive telephony features for audio and video calls. You can make, receive, transfer, conference, and record calls - all directly in your browser.
Call Modes and Requirements
Available Modes
| Mode | Description | Use Case |
|---|---|---|
| Web Client Mode | Softphone functionality in browser | Ideal when no hardware phone is available |
| CTI Mode | Control an IP phone from browser | Uses existing hardware phone for better audio quality |
System Requirements for Web Calls
| Component | Audio Calls | Video Calls |
|---|---|---|
| Server Protocol | HTTPS | HTTPS |
| Audio Codecs | u-law, a-law, or G722 | u-law, a-law, or G722 |
| Video Codecs | - | VP8 or H264 |
| PBX Plan | Any plan | Ultimate Plan |
| Browser Permissions | Microphone | Microphone + Camera |
Making Audio Calls
Call via Dialpad
- Enter Number
Enter the desired number in the top search field or use the dialpad. - Start Call
Press Enter key or click the phone icon (๐). - Redial Last Number
With empty search field, click the phone icon for redial.
Call from Extensions List
- Click "Extensions" in the navigation
- Select the desired group from the dropdown list
- Search by name, number, or email address
- For extension call: Click the phone icon (๐)
- For mobile call: Click the action icon and select "Call Mobile"
Call from Contacts
- Go to "Contacts"
- Select the desired phonebook
- Search by name, number, email, or company name
- Click the phone icon (๐) to call
Call from Call Logs
- Open "Call Logs"
- Filter by call type if desired
- Double-click an entry or click the call icon
Making Video Calls
Requirement: Ultimate Plan and enabled video codecs (VP8 or H264) required.
Video Call via Dialpad
- Enter the desired number
- Click the video icon (๐ฅ) instead of the phone icon
- Camera will be automatically activated
Video Call from Extensions
- Navigate to the desired extension
- Click the video icon (๐ฅ)
- After acceptance, you can see each other
Answering and Rejecting Calls
Prerequisites: Browser notifications enabled, call waiting enabled, Web Client included in ring strategy.
Answering Calls
With Active Web Client Tab
- Click the green answer icon (๐) for audio call
- Click the video icon (๐ฅ) for video call (only available for incoming video calls)
With Inactive Web Client Tab
- Click on the browser notification
- You will be redirected to Web Client
- Answer the call as described above
Rejecting Calls
- Click the red reject icon (โ) with active tab
- With inactive tab: Click the notification and then the reject icon
Result when rejecting: The caller will be routed to the configured "No Answer" destination.
Call Functions During Conversations
Available Actions
| Function | Icon | Description |
|---|---|---|
| New Call | โ | Make second call during active connection |
| Add Participant | ๐ฅ | Create audio conference with multiple participants |
| Video On/Off | ๐ฅ | Switch between audio and video call |
| Mute | ๐ค | Turn microphone on or off |
| Hold | โธ๏ธ | Hold or resume call |
| Dialpad | ๐ข | Send DTMF tones during call |
| Record | ๐ด | Start/stop call recording |
| Transfer | ๐โก๏ธ | Transfer call attended or unattended |
| Call Flip | ๐ | Transfer active call to another device |
| End Call | โ | End conversation |
Transferring Calls
Attended Transfer
- Click "Transfer" during the call
- Select "Attended Transfer"
- Enter target number or select from contacts
- Speak with the target person
- End your call - the original caller will be connected
Blind Transfer
- Click "Transfer"
- Select "Blind Transfer"
- Enter the target number
- The call is immediately transferred
Call Flip Between Devices
Requirement: PBX Server 84.8.0.25 or later, extension registered on multiple devices.
- Click "Call Flip" during the call
- All other devices with your extension are displayed
- Click the desired device
- Answer the call on the selected device
Retrieving Call from Another Device
- When you have an active call on another device
- Click "Call Switch" at the top of Web Client
- Click on the displayed active call
- The call is transferred to Web Client
Audio Conferences
Limits: Maximum 9 participants per conference, PBX Server 84.8.0.25 or later required.
Creating Conference
By Adding Participants
- Click "Add Participant" during an active call
- Select a list or search directly for:
- Extension name/number
- Email address
- Mobile number
- External number
- Click on the desired participant
By Merging Calls
- Ensure you have at least two active calls
- Click "Merge Calls" at the bottom of call panel
- For two calls: Click "Confirm"
- For more calls: Select the calls to merge
Managing Conference
As Host
- Mute/unmute participants
- Remove participants
- Record conference
- Invite new participants
- End conference
As Participant
- Mute/unmute own microphone
- Invite new participants
- Leave conference
Advanced Call Features
Selecting Outbound Caller ID (DOD)
Requirement: PBX Server 84.16.0.25 or later, permission to select DOD.
Customizing DOD Display
- Go to Preferences โ User โ Outbound Caller ID (DOD)
- Add labels to DOD numbers
- Arrange display order by moving
- Click "Save"
Selecting DOD for Calls
- Unified DOD: Select a DOD from the top-right dropdown
- Call-specific DOD: Select a DOD before each call from contacts, call logs, or dialpad
Adding Call Notes
Requirement: PBX Server 84.18.0.102 or later, administrator has enabled call notes.
- Click "Call Notes" during a call
- Select a disposition code from the dropdown
- Enter a remark in the remark field
- Click "Save"
Benefit: Notes are available in call logs after the call and transferred to the next user during transfers.
CTI Mode for IP Phones
Supported IP Phones
| Manufacturer | Supported Functions | Example Models |
|---|---|---|
| Yealink | All CTI functions | T56A, T53W, T46S, T41S, etc. |
| Fanvil | All CTI functions | X5S, X4U, X6U, V62, etc. |
| Snom | All CTI functions | D735, D715, D785, etc. |
| Other IP Phones | Basic functions | Call, reject, hold, transfer |
Enabling CTI Mode
- Ensure your extension is registered on the IP phone
- Click the device icon at the top right of Web Client
- Select your IP phone or "Desktop Client" from the list
- The IP phone is now controlled by Web Client
๐ง Troubleshooting
Problem: No audio on web calls
- Check microphone permissions in browser
- Test microphone and speakers in audio settings
- Ensure Web Client is in Web Client mode
- Check if other programs are blocking microphone
- Try USB headset instead of built-in devices
Problem: Video calls not working
- Check camera permissions in browser
- Ensure Ultimate Plan is activated
- Check if VP8 or H264 codecs are enabled
- Test camera in Audio & Video settings
- Ensure both sides use video-capable clients
Problem: Not receiving calls
- Check browser notifications for website
- Ensure Web Client tab remains active
- Check ring strategy settings
- Review presence settings
- Ensure call waiting is enabled
Problem: CTI control not working
- Check if uaCSTA is enabled on PBX server
- Ensure your extension is registered on IP phone
- Enable CSTA control on IP phone
- Restart the IP phone
- Switch back to Web Client mode and then to CTI again
Problem: Poor call quality
- Check internet connection (minimum 100 kbps for audio)
- Use wired network connection
- Close other bandwidth-intensive applications
- Check codec settings (G722 for better quality)
- Test with high-quality USB headset
Problem: Cannot save call notes
- Check if you have permission for call notes
- Ensure disposition codes are configured
- Check PBX server version (84.18.0.102+ required)
- Contact administrator for permissions
โ Best Practices
Optimizing Audio Quality
- Use high-quality USB headset for professional calls
- Use stable wired internet connection (minimum 1 Mbps)
- Close unnecessary applications during important calls
- Regularly test audio devices in settings
- Use noise cancellation when available
Increasing Call Efficiency
- Use favorite contacts for frequently called people
- Learn keyboard shortcuts for quick call actions
- Use search function for quick contact access
- Configure call forwarding rules for different scenarios
- Use presence status for better availability
Conference Management
- Plan conferences in advance and inform participants
- Use mute for participants in large conferences
- Document important points with call notes
- Use recordings for later reference (when needed)
- Keep conferences focused and time-limited
Professional Telephony
- Use appropriate caller IDs for different business purposes
- Use attended transfer for important customers
- Document calls with note function for follow-up
- Configure automatic call handling for efficiency
- Regularly train on new telephony features
Security and Privacy
- Use only secure networks for business-critical calls
- Follow data protection regulations for call recordings
- Inform call partners about ongoing recordings
- Use strong authentication for your account
- Log out properly after use
Troubleshooting Preparation
- Keep alternative communication methods (mobile phone) ready
- Regularly test all call features before important calls
- Document recurring problems for support
- Have IT support contact details readily available
- Perform regular audio/video tests
๐ Perfect! You now master all call and telephony features of Linkus Web Client. For advanced configurations and special requirements, contact your system administrator.
Comments
0 comments
Article is closed for comments.