Embedded multiplatform SIP server solution

This paper describes BESIP (Bright Embedded Solution for IP Telephony) project. It was developed by LipTel team supported by CESNET. Primary goal was to implement multiplatform embedded SIP communication server with unified configuration interface. The paper explains and describes the whole concept and individual modules, acquaints with the current state and with the future intents. SIP server is based on OpenWRT project core and, there is Asterisk and Kamailio inside as SIP engines. Kamailio was selected for security and reliability, Asterisk for PBX functions. Next to this, there is Web frontend for managing device, Kamailio and Asterisk. Last, but very important part, is NETCONF server which is part of image for unified management.