Design, Develop and integration of intelligent system Call CenterContact CenterATC VCS-Air traffic Controller Voice Communication System RoIP- Radio Over IP (C2I,C3I, C4I)VoIP-Voice Over IPED136, ED137, ED138, ED139Call Center /Contact Center for Critical and Public Safety Services 115 - Emergency Medical service (Ambulance Service ) 194 - GAS Company emergency Service 199- Airport Telephony Information Service 118 - Advance Telephony Information Service 125 - Fire Fighting Service