4 Setting Up the VCB
Emblaze-VCON VCB5 User’s Guide
19
Reserve Ports
If selected, the VCB reserves an equal number of ports as
the number of maximum users in this session, in
accordance with your VCB license terms.
For example, if the session is limited to a maximum of 8
participants, the VCB will reserve 8 ports. None of those
ports will be available for other sessions.
Ad-hoc
Select to enable expansion to an ad-hoc conference.
Use this
service
exclusively for
ad-hoc
conferences
This service is only available for inviting additional users
into ad-hoc videoconferences, but not available for
initiating multipoint sessions.
Multicast
Select to enable streaming sessions.
Defaults
Click to restore the default multicast streaming
configuration.
Session Name
Type a name to identify this service's multicast session.
Session
Description
Type a name or description of the multicast session.
Broadcast to
Address
The destination IP address for the multicast session. All
participants in the session transmit and receive from this
common IP address. This address must be a class D
address in the range of
224.0.0.0
to
239.255.255.255
.
Video Refresh
Rate
Define the interval at which the end point broadcasting
the multicast synchronizes the video display at the
receiving ends.
Media Packets
TTL
The maximum number of routers (hops) that the
multicast session's packets may pass through.
SDP Rate
Session Description Protocol Rate - The interval at which
announcements and descriptions of the multicast
session are sent out on the Internet Multicast backbone
(Mbone), for Participants and passive third-party
viewers.
SDP TTL
The maximum number of routers (hops) that the SDP
announcement for this session may pass through.
