Various VoIP gateway series of AddPac is approved for its high performance and reliability in world-wide markets. AddPac provides highly advanced VoIP services in order to meet demanding and evolving business requirements of customers. Especially AddPac Secure VoIP Gateway has been developed through years of experiences and accumulated know-how from existing enterprises and communication markets. AddPac Secure VoIP Gateway provides concurrent triple stack such as H323, SIP, MGCP and QoS (Quality of Service) for high quality of communication service. This will satisfy customers with high expectation. VoiceFinder secure VoIP gateway support analog and digital (T1,E1) voice interface. AddPac secure VoIP gateway supports optimum level of call scenario when interworking with Legacy PBX. Also, it is embedded with encrypt processing function such as AES, SEED and custom encryption algorithm(ARIA, etc) to support SRTP (Secure RTP), TLS 1.x VoIP communication.
Comparison between Secure VoIP Gateway and VPN solution
Secure Analog VoIP Gateway (Up to 32 Port)
Secure Digital/Analog VoIP Gateway (Up to 2E1)
| Category | VPN + VoIP Gateway Security | Secure VoIP Gateway Security |
| Encrypted Data | Entire Network Data (Possible Delay) | Only VoIP Voice Data |
| Secured Area | Apply in general | Only selected areas, (Ordinary VoIP calls are possible for other areas) |
| GateKeeper Requirement | Internal GK is mandatory | Not essential Able to utilize external public GK |
| Origin of the encryption process | VPN Device | Secure VoIP Gateway |
| Center Line Error | Failure on the entire network | Failure on calls connected to main office |
| Network configuration | Low (In a large-scale VoIP Network, it cannot emerged into mesh structure.) | High (Can be easily formed as mesh type and be expanded easily) |
| Investment | High (VPN device and additional GK requires) | LOW |
Network Diagram
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