Avaya is the latest maker of Internet phone equipment that believes it can succeed where Yahoo and Microsoft have struggled: selling instant messaging that's good enough for the business world. The ...

See which SIP trunk providers fit your 2026 voice setup, from fast deployment and transparent pricing to global coverage and ...

SIP trunking is a type of protocol used for VoIP, although the relationship between the two has often been confused. In this article, we’ll take a close look at what exactly SIP is, what SIP trunks ...

Session initiation protocol (SIP) trunking allows any organization to upgrade its offline PBX to an internet-powered business phone system. Business leaders are using this technology to harness VoIP’s ...

Update: We're in the last throes of winter break 2019, which means most Ars' home office phones can stay dormant for a few more days. As such, we've been resurfacing a few classics from the ...

Session Initiation Protocol (SIP) will allow true interoperability, eventually enabling every IP-based device and application to communicate seamlessly with one another. This guide discusses some of ...

8.6.1 Structure of the Applications For the practices in this chapter – except for Example 1, which is not a full application – we will use a simple architecture. The SIP application will consist of ...

We are becoming less and less dependent on mobile networks. You can get a data signal almost everywhere that you can get a mobile signal and most of us are around WiFi most of the time anyway.

Voice-over-IP (VoIP) networking comprises many components and network managers might find themselves treading on new and fragile ground as they investigate VoIP projects. This white paper provides an ...