BT MeetMe VoIP Services
BT MeetMe VoIP Services allow participants to join the audio portion of a Webex meeting with BT MeetMe via VoIP (internet).
Documentation
Installation Guide
Download the latest Installation Guide ›
Client User Guide
View the Client User Guide ›
End User License Agreement
Requirements
Quick Specs
The following end-user requirements must be met to use the BT MeetMe VoIP Services client in conjunction with Cisco Webex.
| BT MeetMe VoIP (G711 codec) |
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|---|---|---|
| Computer Memory | Minimum of 300 MB of free RAM | |
| OS |
Windows 7 32-bit / 64-bit
Windows 8 32-bit / 64-bit Windows 8.1 32-bit / 64-bit Windows 10 32-bit / 64-bit Mac OS X 10.11 (El Capitan) Mac OS X 10.12 (Sierra) Mac OS X 10.13 (High Sierra) Mac OS X 10.14 (Mojave) NOT SUPPORTED: Mac OS X 10.15 (Catalina) and later |
|
| Networking ACLs |
DTLS over UDP on port 7955
TLS over TCP on port 443 Note: Your corporate firewall ACLs may need updating prior to use.
Learn more. |
|
| Browser |
Note: Required for software download, viewing FAQs, User Guides, etc.
†Joining via Chrome requires an additional Chrome extension. You can install the extension here. |
|
| Headset |
The following headsets have been tested by Dolby and approved to work optimally with the BT MeetMe with Dolby Voice plug-in:
Other headsets may work, but are not supported. |
|
| Framework |
Windows: Microsoft .Net 4.0 Full, or Microsoft .Net 4.5 must be installed Mac OS X: No additional dependencies are required |
|
| Bandwidth |
Fixed Bitrate G.711 Codec + Secure Tunnel Client Connection to BT Conferencing, Inc. 118 Kbps downstream, 118 Kbps upstream Note: This bandwidth is in addition to any Cisco Webex bandwidth requirements. |
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Key Points
- Headset must be used - If sound is coming from the computer, check that the mic and speakers are configured for the USB headset
- Making the VoIP connection - Once the installation is complete you will be prompted with a new choice in the Webex "Audio Connection" popup: Call Using Computer
- VoIP quality is impacted by several key factors including:
- memory available in your machine
- network bandwidth and traffic
- type of connection to router (wired or wireless)
- type of headset being used
- check the Quick Specs (shown in the table above)
- contact the BT help desk or your IT department for assistance
- For access issues check with your system administrator
Firewall Settings
Required Firewall Settings
The table below outlines the mandatory requirements to establish a secure tunnel between a Customer and the BT Network for the following clients: Dolby Web Client, Dolby Conference Phone, Dolby Mobile App and BT VOIP.
| Function - Mandatory | Protocol | Ports | Destination |
|---|---|---|---|
| DTLS Tunnel (SIP Signalling / RTP Media) NOTE: Mandatory |
UDP | 7955 | 209.235.5.0/27 8.20.209.0/27 62.239.20.64/27 62.239.15.124/32 217.36.188.192/27 115.160.141.48/28 216.98.191.64/27 |
| Client Download Call Control & In Conference Control Customer support collateral Web Traffic / Screen Sharing NOTE: Mandatory |
TCP | 443 | *.bt.com *.btci.com *.btconferencing.com *.btconferencing.co.uk *.dolbyvoice.com *.webex.com *.webjoin.com |
For the Dolby Conference Phone please also refer to the Dolby Conference documentation located here: https://www.btconferencing.com/support/dolby-conference-phone/#specifications
Customer IT Managers who experience difficulty in establishing a secure tunnel with the BT Network when using the above settings must contact their BT Sales Engineer. Your BT Sales Engineer will assess the problem and may advise you to implement the following additional settings:
Optional Firewall Settings
The table below outlines some additional requirements that may be required to establish a secure tunnel between a Customer and the BT Network for the following clients: Dolby Web Client, Dolby Conference Phone, Dolby Mobile App and BT VOIP.
These settings must only be used under guidance from your BT Sales Engineer.
| Function - Optional | Protocol | Ports | Destination |
|---|---|---|---|
| TLS Tunnel (SIP Signalling / RTP Media) | TCP | 443 | 209.235.5.0/27 8.20.209.0/27 62.239.20.64/27 62.239.15.124/32 217.36.188.192/27 115.160.141.48/28 216.98.191.64/27 |
NOTES: Optional - Connectivity in failover conditions may be possible using TLS over TCP port 443. This will only be done through mutual agreement after consultation with the BT Sales Engineer as TLS over TCP is expected to deliver a degraded service and is not recommended for media.
You must consult your BT Sales Engineer prior to using these settings. |
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Availability
Access to the Service is permitted in the following countries [this list is subject to change]:
Akrotiri, Albania, Angola, Argentina, Armenia, Australia, Austria, Azerbaijan, The Bahamas, Bahrain, Bangladesh, Belgium, Bolivia, Bosnia and Herzegovina, Brazil, Brunei, Bulgaria, Canada, Chile, China (Web Plug-in and Android), Colombia, Costa Rica, Croatia, Cyprus, Czech Republic, Denmark, Dhekelia, Ecuador, El Salvador, Estonia, Faroe Islands, Finland, France, Georgia, Germany, Ghana, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Isle of Man, Gibraltar, Greece, Greenland, Guam, Guatemala, Guernsey, Holy See (Vatican City), Israel, Italy, Jamaica, Jan Mayen, Japan, Jersey, Jordan, Kazakhstan, Kenya, Korea South, Latvia, Lithuania, Luxembourg, Macedonia, Malaysia, Malta, Mexico, Monaco, Montenegro, Morocco, Netherlands, New Zealand, Nicaragua, Norway, Pakistan, Panama, Paraguay, Peru, Philippines, Poland, Portugal, Romania, Russia, San Marino, Singapore, Slovakia, Slovenia, South Africa, Spain, Sri Lanka, Svalbard, Sweden, Switzerland, Taiwan, Tajikistan, Tanzania, Thailand, Turkey, Turkmenistan, Ukraine, United Kingdom, United States, Uruguay, Uzbekistan, Venezuela, Vietnam, Zambia.
Help desk phone numbers
If the above information has not resolved your questions, contact one of our global helpdesk advisers.