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Multipoint Attributes
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Multipoint Attributes
Number
Attribute
Value (H.323 MCU)
1
Maximum number of terminals that can be
connected to a single MCU
8 (9 when including the local terminal)
2
Maximum number of concurrent
(independent) connections that can be
supported in a single MCU
1
3
Maximum number of ports that can be
connected to other MCUs
1
4.1
Network interfaces at each port
LAN
4.2
Restricted network capability
–
5
Transmission rates available at each port
Restricted on maximum value of total bit
rate of all points
6
Audio Processor
Equipped
6.1
Mixed/switched
Noise/echo suppression on “silent” ports
Mixed
No
6.2
Audio algorithm at each port
G.711, G.728, G.722, MPEG4 AAC
(monaural only)
7
Video Processor (motion pictures)
Equipped
7.1
Switched/mixed
Voice activated/three-split/four-split/six-
split/nine-split/user control
7.2
Video algorithm at each port
H.261, H.263, H.264
8
Data Processor
Equipped
8.1
Data broadcast facility, LSD
Data broadcast facility, HSD
–
–
8.2
MLP Processor
–
9
Encryption
Support
10
Method of choosing Selected
Communication Mode - SCM
Custom:
LAN bandwidth (Restricted on maximum
value of total bit rate of all points)
Audio algorithm (G.711, G.728, G.722,
MPEG4 AAC)
Auto:
Video frame rate (7.5/10/15/30fps)
Video encoding mode (CIF/QCIF)
Fixed or switched automatically:
Video algorithm (H.261 fixed, H.261,
H.263 or H.264 switched automatically)
