Analysts have pointed out many users will have a hybrid strategy for some time of adding IP functionality to traditional PBX phone systems. The study was carried out by Vanson Bourne and commissioned by BT but the telco realises companies are...
The basic ingredients are a local landline or cell phone line, a personal computer loaded with phone software known as a soft phone, and a server storing software from an open-source PBX (private branch exchange) called Asterisk.
To control switching in this environment, either a media gateway or an IP-PBX is needed. When making calls external to the company, the IP-PBX converts them back into circuit-switched for delivery over the public telephone network.
Mark Herbert, CEO of managed services provider intY, which uses SIP-compliant handsets and PBX from Zultys, says: "Using VoIP, for the first time you could go to an open standard. As session initiation protocol (SIP) becomes more widely adopted for...
Companies are deploying VoIP services without fully considering the security implications, which is exactly what happened with early wireless network implementations, according to security experts. Sven Radavics, sales director in Australia and New...
For small businesses looking to move to the new generation of telecom services, an IP-PBX or voice over IP (VoIP) gateway has all the capabilities of a traditional switch or key system. IP-PBX While the very smallest businesses only need to buy a...
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