Polycom DOC2238A Instrukcja Użytkownika Strona 97

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MGC+ Hardware and Installation Manual
4-17
IP+24/48 Perform signaling and
capabilities exchange for
conferencing. Encrypted
conferences with IP
participants, SIP sessions
and mixed component
conferences that include SIP
participants require IP+ cards
48 channels at
128Kbps
IP+48/96 Perform signaling and
capabilities exchange for
conferencing. Encrypted
conferences with IP
participants, SIP sessions
and mixed component
conferences that include SIP
participants require IP+ cards
96 channels at
128Kbps
MPI-4 Uses dialing protocols to
communicate to endpoints
using “Data Terminal
Equipment” (DTE), or Data
Communications Equipment
(DCE).
120 channels/92
channels
MPI-8 Uses dialing protocols to
communicate to endpoints
using “Data Terminal
Equipment” (DTE), or Data
Communications Equipment
(DCE).
240 channels/184
channels
Audio+ Performs audio compression,
decompression
Audio+12/24 - 12/
24* ports
Audio+24/48 - 24/
48* ports
Audio+48/96 - 48/
96* ports
* video/audio
conferences
Table 4-5: MGC+ Functional Modules Description
Functional Module Function Port capacity
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