IPECS Release 5
Hardware Description & Installation
Issue 5.0
19
2.1.10 MCIM (Multi-Media Conference Interface gateway Module)
The Multi-Media Conference Interface gateway Module (MCIM) permits users to establish multi-
party voice conferences with up to 32 simultaneous parties using the g.711 or g.729 codec and 24
parties with the g.723 codec. The MCIM contains a control processor as well as DSP circuitry to
support conferences.
The MCIM includes a 10/100 Base-T Ethernet interface as well as packet voice processing
functions. The Ethernet port incorporates auto MDI, MDIX switching, therefore, both straight and
cross cables can be used.
As shown in Figure 2.1.10-1, the front panel of the MCIM has:
•
Power jack for the AC/DC adapter; see section 2.1.15
AD/DC adapter –G-,
•
Power status LED,
•
Normal/Service switch – In Service mode, circuits in use
are busy as they return to idle,
•
RJ-45 Female LAN connector with Speed and
Link/Activity LEDs,
•
Four (4) Status LEDs,
•
DB-9 RS-232 connector,
•
Reset
Switch.
On the rear panel, the MCIM has:
•
Ground
Lug,
•
Fifty (50)-pin back plane connector.
Figure 2.1.10-1 MCIM Front & Rear Panels