Asterisk+LG Ericsson MFIM100 with IPECS protocol Integration

We have 1 LG Ericsson MFIM100 with IPECS protocol in USA and 1 in India.SIP-EXTENSION SERVICE available into PBX.
LG Ericsson MFIM100 with IPECS protocol doesn’t even have E1 port.
we need to integrate the LG Ericsson MFIM100 with IPECS protocol with Asterisk PBX in India.

How we configure/Integrate?
is this possible using SIP/SIP Trunk?
Is any one have any idea? please help us

A proprietary protocol? Good luck with that.