Version 5.8 477 September 2009
SIP User's Manual 12. Selected Technical Specifications
Function Specification
Protocols
VoIP Signaling
Protocol
SIP RFC 3261
Communication
Protocols
RTP/RTCP packetization
IP stack (UDP, TCP, RTP)
Remote software upload (TFTP, HTTP and HTTPS)
Line Signaling
Protocols
Loop-start signaling
Processor
Control Processor
Motorola PowerQUICC 870
Control Processor
Memory
SDRAM - 32 MB
Signal Processors
AudioCodes AC482 VoIP DSP
Interfaces
FXS Telephony
Interface
2, 4, or 8 Analog FXS phone or fax ports, loop start (RJ-11)
FXO Telephony
Interface
4 or 8 Analog FXO PSTN/PBX loop start ports
Combined FXS / FXO
MP-118: 4 FXS & 4 FXO ports
MP-114: 2 FXS & 2 FXO ports
Network Interface
10/100Base-TX
RS-232 Interface
RS-232 Terminal Interface (requires a DB-9 to PS/2 adaptor)
Indicators
Channel status and activity LEDs
Lifeline
The Lifeline provides a wired analog POTS phone connection to any PSTN
or PBX FXS port when there is no power or the network fails.
Combined FXS/FXO devices provide a Lifeline connection available on all
FXS ports.
Note: The Lifeline splitter (for FXS devices) is a special order option.
Connectors & Switches (Rear Panel)
Analog Lines
MP-118 (8 analog lines): 8 x RJ-11 connectors
MP-114 (4 analog lines): 4 x RJ-11 connectors
MP-112 (2 analog lines): 2 x RJ-11 connectors
AC Power Supply
Socket
100-240~0.3A max.
Ethernet
10/100Base-TX, RJ-45
RS-232
Console PS/2 port
Reset Button
Resets the MP-11x