251 Results for:SIP
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Learning Guide: Voice over IP basics
10 May 2004This guide contains all the VoIP basics and essentials you will need when implementing an IP telephony network. Read More
Black Hat 2007: VoIP security reaches tipping point
01 Aug 2007VoIP security is as bad today as it was a couple years ago, industry experts say. But PGP creator Phil Zimmermann thinks his new Zfone software will help turn the tide. Read More
VoIP turns up the heat on firewalls
11 Sep 2005New research shows that many organizations are increasingly concerned about VoIP security and plan to augment their firewalls within the next year, changing the landscape of the firewall market. Read More
Avaya solves fragmented presence problem with federated presence server
18 Mar 2008Avaya launches Intelligent Presence Server, which solves the problem of fragmented presence within an enterprise. Read More
VoIP/IP Telephony vendor security solutions
25 Jun 2007Are vendors' VoIP security features all you need, or is it prudent to buy additional security tools to lock down your network? Read More
VoIP performance testing fundamentals
24 Jun 2007VoIP network performance testing can mean the difference between a VoIP system working at a high level QoS and a weak system that runs so poorly customers could take their business elsewhere. This guide discusses ... Read More
Case study: How CERN scientists collaborate with Vidyo
01 Nov 2013The European Nuclear Research centre moved from an internally developed video conferencing system to embrace SVC technology from Vidyo Read More
VoIP performance testing fundamentals
07 Jun 2007VoIP network performance testing can mean the difference between a VoIP system working at a high level QoS and a weak system that runs so poorly customers could take their business elsewhere. This guide discusses ... Read More
VoIP hacking exposed in new book
18 Dec 2006VoIP hacking is a reality, and in a new book, two VoIP security experts outline the tools and tricks to avoid a system-crushing hack. Read More
Securing VoIP Networks Chapter 7: Key Management Mechanisms
10 Oct 2007Key management is a fundamental part of protecting Internet multimedia applications like VoIP, but the protocols can be difficult to design. Read More