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Chapter 4 - Hardware Description
4-36
The IP+ cards are available in IP+12, IP+24 and IP+48 port sub-assemblies.
The following table lists the type of IP card, its version number, its
compatibility with SIP, VoIP and Encrypted conferences and its capacity.
The IP cards with 8 MB memory and 12 port capacity are available from
Hardware version 1.24/1.41 and higher.
The IP cards with 16 MB memory and 24 port capacity are available with
Hardware version 2.21 and higher.
IP+ cards are available with version 4.23 and higher.
Conferences that include SIP defined participants require IP+ cards from
version.
Module Port Capacity
The number of participants in a conference is limited by the Line Rates and
conference type. Table 4-2 describes the port capacities of the cards using
different line rates.
Table 4-1: IP Card Types
IP Card
Name
HW Version SIP
Support
Number
of Units
VOIP
Call
Capacity
Encryption
MG323
1.24/1.41
–312 No
IP24
2.21
–324 No
IP48
4.23 4.41
+396
IP+12
4.41
+132
IP+24
4.41
+264
IP+48
4.41
+396
≥
≥
≥
≥
≥
≥
Participants connecting through an IP48 card using a line rate of T.120, can
participate in Software Continuous Presence conferences.