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Chapter 6 - Using Advanced System Features
© Polycom, Inc. 2003 183
Before you Begin
Multipoint Dialing Speed Table
The following table shows the maximum allowable dialing speeds
according to the number of sites in a call. All parties in a multipoint
call must be connected at the same speed.
Table 6-1. Multipoint Dialing Speeds
Mixed Protocol Dialing Speed Table
The following table shows the maximum allowable dialing speeds
according to the number of calls and the type of calls (ISDN and IP)
in a multipoint videoconference.
All parties in a multipoint call must be connected at the same speed.
A multipoint videoconference can mix both IP and ISDN calls. For
more information, see Mixed Protocol Dialing
, on page 192.
Network
Interface
Number of Sites in
a Call
Maximum Speed For Each
Party in the Call
(in Kbps)
ISDN(H.320) IP (H.323)
V.35/RS-449/RS-
530
2
3
4
768 768
384
256
BRI 2 with 2 lines
2 with 3 lines
2 with 4 lines
3 with 2 lines
3 with 3 lines
3 with 4 lines
4 with 2 lines
4 with 3 lines
4 with 4 lines
256
384
512
128
192
256
64
128
128
768
768
768
384
384
384
256
256
256
IP (H.323) Only Refer to H.323 speeds in this
table.