PTT (Push-to-Talk) Android Application

PTT Over IP Solution

   PTT over IP Solution

3G Smart Phone and Radio Device Network Interwork Group Call (PTT over IP) Total Solution

AddPac Technology PTT over IP solution is a PTT group call service total solution which can be used under various wire/wireless environments such as 3G smart phone (mVoIP) and existing radio device network.

SIP based AddPac group call solution is composed of IPNext3000, AP-PTS3000PTT server, LMR(Land-to-Mobile Radio) Gateways, WiFi IP Phone, Android based smart phone SIP PTT application, PTT IP phone, and network management system NMS (Network Management System).

AddPac group call solution is designed on the basis of IP network to support 1:1 and group call service in any places. It allows saving communication costs with VoIP technology. The main advantage of this device is that it supports radio device network function so that user can maintain existing radio device network system and merits. It also supports group call service by expanding the radio device network coverage to nationwide 3G network. 

It is designed to expand wire/wireless PTT service users by increasing the number of PTT server. Particularly, Android smart application supports 3G (mVoIP), and Wifi dual mode. It uses the verified standard signal system so that it has both excellent compatibility and scalability. 

PTT over IP Solution Product Table

Network Diagram 

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IPNext600PTT(Push-To-Talk) Fault Tolerant Single System Dual IP-PBX

IPNext600PTT(Push-To-Talk) IP-PBX

With the growth of business customers’ needs for IP telephony and converged applications, the trends towards ‘All IP’ communication environment are becoming a reality keeping pace with the technological advance of next generation networking. IPNext600 fault tolerant IP-PBX delivers a new cost effective IP communication solution for ‘All IP’ environment as a core system of AddPac’s comprehensive IP Telephony solution which features various end user terminal equipments such as AP-VP300, AP-VP280 IP video phone, AP-IP300 IP phone, AP-IP120 etc.

Designed on the foundation of high performance embedded RISC CPU, IPNext600 supports the dual System Processor boards. Also, IPNext600 supports the dual module type power supply. It’s ideal IP-PBX system for medium size enterprise taking a full advantage of system stability.

Next Generation IP-PBX 

AddPac IPNext600 NGN(Next Generation Network) IP-PBX provides the Active-Standby system duplication features for fault tolerant architecture. For the system duplication, it use the dual(2) Hot-Swap CPU boards at the front part of chassis. Also, it also comes with two(2) 10/100Mbps fast ethernet port and console port per CPU board. Also the front of IP Next600 also provides LED array which has been designed to grasp system and network utilization at a glance.

It features a wide variety of SIP based internal call scenarios such as Basic Call, Coloring Service, Music on Hold, Blind Transfer, Call Pickup, Group Call Pickup, Consult Call, Switching Call, Consult Transfer, Call Waiting, Call Waiting Notify, Call Park, Call Pickup Remote, Hunt Group, supporting SIP, H.323 for external calls concurrently. In addition, high capacity internal NAND flash memory is well-suited to the services which need sizable memory capacity such as Voice Mail ensuring the system consistency and the high availability.