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 ...

Skype is diving deeper into the business phone market with a system that lets companies integrate their existing, open VOIP phone systems with Skype’s proprietary VOIP service. The new offering, ...

Switzerland-based O-FONE (not to be confused with Microsoft’s oPhone) has released a SIP VoIP client for Symbian’s S60 platform. Perhaps more interesting than the client itself is their claim that ...

I saw some high-end, feature-rich, browser-directable SIP phones at Supercomm last week, those exploiting the favored Session Initiation Protocol for VOIP. They all made use of presence awareness, and ...

Viking Electronics has announced the release of the K-1900D-IP and K-1900D W-IP VoIP SIP compliant, classic-style desk and wall mounted hotline phones. “These timeless phones are now available with ...

The K-1900-712L-IP vandal resistant VoIP SIP panel phone is equipped with a short 12-inch armored handset cable to reduce the risk of users harming themselves, their surroundings, or the phone itself.

SIP trunking is a cost-effective option for modernizing legacy phone systems with minimal disruption. Discover the best SIP trunking providers and how to choose one in our complete buyer’s guide. I’ve ...

Since September, CommWeb has been running interactive threaded messaging forums on CT topics every month. Recently our Roundtable titled “From PBX to IP Communications Appliances – Separating Myth ...

Security vulnerabilities in Mitel's SIP phones potentially jeopardize networks. In particular, IT managers should quickly rectify a vulnerability classified as a critical risk. Mitel is providing ...

According to Cisco, the Mobility Client, formerly known as the Cisco AnyConnect VPN Client, is affected by an arbitrary program execution vulnerability and a local privilege escalation vulnerability.