Why you can trust TechRadar We spend hours testing every product or service we review, so you can be sure you're buying the best. Find out more about how we test. Yealink was established in 2001 in ...

Cisco SIP based phones have SIP extensions that use the SIP protocol for Cisco proprietary operations like registering a Cisco SIP phone by MAC Address. This blog will take a high level look at ...

Today as expected, Cisco announced they have finally embraced SIP (Session Initiation Protocol). The platform for doing so will be Cisco Unified CallManager5.0, the call-processing component of the ...

The best VoIP phone for small businesses is the Polycom VVX 601, because it’s a reliable and practical VoIP phone system, popular for its design and wealth of features. To top it all off, it’s one of ...

SIP works. Not only does it work, but it is easier to use, implement, and configure than older VOIP standards. The promise of SIP has always been interoperability, and the three SIP-based phone ...

When looking for ways to save in a medium-sized business–or larger–consider your phone infrastructure. Would a more-nimble SIP-based service trump your traditional setup with VoIP calls? SIP hardware ...

Dubai, UAE – Polycom, a part of Plantronics, (NYSE: PLT) today announced the availability of its updated line of VVX Series Business IP Phones. The VVX x50 portfolio offers service provider partners a ...

Who wants a phone that bears a striking resemblance to an oversized iPod? Well, a lot of people, apparently -- if the phone's functionality can back up its looks. Capitalising on the latest trend of ...

). The company also announced that leading vendors are delivering a wide variety of VoIP-based client devices and services such as desktop and wireless phones, IP set-top boxes, residential gateways ...

I've ran into a strange problem at one of my clients. They use shortlesky cloud IP telephony service and use Cisco 7960 IP phones. The configuration is done through IP SLA tracking. The phones do work ...