Designing and Implementing VoIP Solutions for the Naval Academy “N.Vaptsarov” – Varna March 2012 to March 2013

vladimir simeonov
10/01/2017

Designing, Implementing and Maintaining VoIP Solution based on Asterisk/SIP/ISDN/GSM/ATA/
Softphones for the Naval Academy. Main goal is optimizing cost, offering mobile telecommunication
solutions and improving existing communication solutions. There is also a lab environment where students
can learn how VoIP works.
Asterisk
freeBPX
openVOX Hardware (BE200P, BRI connections to ISDN PBX)
GrandStream GXP1400 (SIP Clients)
Linksys SPA303 (SIP Clients)
3CX Softphone (SIP Clients)
Linksys ATA (PAP2) (Analog Telephones)
CISCO ATA (SPA122) (Analog Telephones)
Ubuntu Server
FreePBX Distro
OpenVPN
Page7
Mobile Phones (Various SIP clients for Android/IOS/Symbian)
Mobile Clients
Provisioning
ISDN/SIP/IAX2 Trunks
GSM Trunks (DINSTAR 4 SIM gateway)