Cisco Cisco WebEx Event Center WBS29.8
Integrated VoIP Audio FAQs
WebEx Event Center Release Notes and FAQs
31
A. The following are brief descriptions of the features of Integrated VoIP audio:
•
Services Support: Integrated VoIP is supported in the services and platforms listed in the
following table:
Windows
Solaris
Linux
Macintosh
Meeting Center
Yes
Yes
Yes
Yes
Training Center
Yes
Yes
Yes
Yes
Event Center
Yes
Yes
Yes
No
Support Center
Yes
Yes
Yes
Yes
Sales Center
No
No
No
No
•
Hardware requirements: No special hardware is required to use integrated VoIP. A full duplex
sound card and speakers or headset are all that is required. A headset is recommended for users
wishing to speak.
•
Number of attendees: Integrated VoIP supports up to 500 attendees (1,000 for Training Center).
•
Number of active microphones: Integrated VoIP supports up to 7 active microphones. These
microphones can be passed to any attendee requiring speaking privileges.
•
TCP/UDP support: Integrated VoIP can use UDP or TCP as a transport method. UDP transport
allows offers lower latency for VoIP sessions. TCP offers optional SSL security with slightly higher
latency. When VoIP is started as a service, each client attempts to connect via UDP first and then
reverts to TCP as a transport protocol. Meetings can support a mix of UDP and TCP attendees.
•
SSL Support: Integrated VoIP can (if the site is SSL enabled) use SSL as a transport method. SSL
provides highly secure transport for VoIP traffic. SSL may introduce additional latency for VoIP
connections.
•
Echo Cancellation: Integrated VoIP features built in echo cancellation offering improved
performance under most conditions.
•
Automatic Gain Control: Integrated VoIP features automatic gain control provides level
equalization for meeting attendees.
•
Cross-platform support: Cross-platform support for Support Center
Q. What is the attendee capacity for Integrated VoIP audio?
A. You can invite up to 500 attendees to a session (1,000 for Training Center).
Q. How many mikes can I have active at the same time?
Q. How many mikes can I have active at the same time?
A. Integrated VoIP allows you to have up to seven active mikes, but you can only hear two people
speaking at the same time. When other people want to speak, you can "pass a microphone" to them.
Q. How does WebEx VoIP audio help me know if attendees cannot hear me?
Q. How does WebEx VoIP audio help me know if attendees cannot hear me?
A. Integrated VoIP displays a network indicator in the Volume window (available from the Audio menu)
that shows how your network is performing and the overall quality of the audio your attendees hear. The
indicator displays one of the following colors:
Color Indicator
Description