NEC NEAX 2000 IPS Reference Manual page 65

Number of Voice Channels per IP Trunk
The maximum voice channels per IP Trunk card depends on the payload size as follows (payload size
can be assigned in system programming):
CCIS (Point-to-Multipoint)
Payload Size
20 ms
30 ms
40 ms
VoIP (H.323)
Payload Size
20 ms
30 ms
40 ms
Payload size for Virtual IPT
Payload Size
10 ms.
20 ms.
30 ms.
40 ms.
NEAX2000 IPS Request For Proposal (RFP) Reference Guide
NDA-24349 Issue 4
G.729a G.711
8 Channel 8 Channel
16 Channel 16 Channel
16 Channel 16 Channel
G.729a G.711
6 Channel 5 Channel
8 Channel 7 Channel
12 Channel 10 Channel
Max. Voice Channels Per IPT
G.729a G.711
4
8
16
16
G.723.1
------
16 Channel
------
G.723.1
---
8 Channel
---
G.723.1
4 –
8 –
16 16
16 –
Chapter 3 System Highlights
Page 3-13