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Embedded VOIP SIP Developers Kit
Downloads Embedded Windows CE VOIP Developers Kit is your embedded telephony solution for developing software/hardware to enable device to device phone calls using SIP/H323 phone right at the electronics level.
[June 25, 2009, 15:17]
Two Layer Denial of Service Prevention on SIP VoIP Infrastructures
White Papers This paper proposes two layer architecture to prevent Denial of Service attacks on VoIP systems based on the Session Initiation Protocol (SIP). The emergence of Voice over IP (VoIP) has offered numerous advantages for end users and providers alike...
[June 20, 2009, 1:21]
SIP protocol VoIP phones
Talkback Can you do an exceprt on Voip services? This article was very useful, but not to the residential customer.
[October 10, 2006, 13:59]
SIP protocol VoIP phones review
Reviews VoIP phones offer the familiar look of a conventional desk phone with similar functionality, but aren’t as plug-and-go. Like so much networking kit, setting up a VoIP phone can be a very frustrating experience because there are often 70 or more...
[October 4, 2006, 12:35]
SIP Network Server: Network Deployment for VoIP Services
White Papers This paper describes the various network deployment scenarios of the SIP Network Server from Flextronics Software Systems (FSS). FSS' SIP Network Server is a carrier-grade, high performance, feature rich offering that serves as a core...
[June 30, 2005, 3:00]
3CXPhone
Downloads Free VOIP / SIP phone (softphone) for Windows. Works with popular VOIP providers and SIP PBX's (including 3CX Phone System). The interface is easy to use and similar to that of popular Smartphones.
[August 28, 2009, 8:29]
Express Talk
Downloads Express Talk lets you make VoIP sip video calls to users anywhere in the world. Features: Supports computer to phone via a VoIP SIP gateway provider.Supports caller ID display and logging. Call PC to PC for free, all you need is Express Talk...
[October 15, 2008, 14:15]
V Phone - Mobile & Wireless VOIP For Symbian s60
Downloads V Phone is a mobile SIP client application for mobile phones using the Symbian s60 3rd edition Operating System.V Phone is NOT locked to any voip provider, you can use your own provider! On Wifi, you can effectively make voice calls and send an SMS...
[July 10, 2009, 8:00]
Vonage brings VoIP service to the UK
Talkback SIP based VoIP provider? I could nearly live with all the bad points (such as no SIP free calls, no own equipment, possibly high running cost), but the last point I think is total disgusting. Do you offer free calls to other SIP based IP phone...
[February 17, 2005, 9:48]
VoIP breakthrough claimed for mesh broadband
News SIP was introduced by the Internet Engineering Task Force (IETF) as a way of simplifying the process of running VoIP connections across the Internet. Networks running SIP can handle VoIP calls regardless of which vendor created the handsets or soft...
[April 14, 2004, 14:35]
Skype opens up to business phone systems
News Session Initiation Protocol (SIP) is an open standard that allows calls to be initiated on an IP network and makes it possible to integrate features such as presence, or seeing who is available to take a call, into a VoIP network.
[March 23, 2009, 8:00]
Nokia calls on VoIP for enterprise range
News This means they should handle VoIP calls through PBXs that have SIP servers, though Nokia will not make any guarantees of compatibility; it will leave that to the operators who sell the phones. Nokia said the phones, which are due out in the New...
[October 12, 2005, 17:20]
Fring for Symbian 8
Downloads and AIM and regular phone contacts from one, integrated & searchable contact list.fring also supports SkypeOut and hundreds of SIP-based services such as GizmoProject, VoipCheap, VoipStunt, Free World, sipnet.ru, even from non-SIP enabled handsets...
[November 15, 2007, 16:29]
VGSC
Downloads Key Features: Maximum call completion rate and maximum voice service duration SIP core standards and a variety of drafts supported Proprietary link layer protocol for controlling Any 3rd-party Softphone/ATA/Gateway/IPPhone/IAD and SIP Proxy...
[August 27, 2008, 0:19]
Jericho Forum voices concerns over VoIP security
News Vulnerability researchers Humberto Abdelnur, Radu State and Olivier Festor claimed the exploit could allow a remote attacker to turn a VoIP phone into an eavesdropping device, citing a Grandstream SIP phone as an example.
[August 29, 2007, 14:31]
BT planning Fusion phone for business
News Once you get to WiFi SIP, you’re essentially offering VoIP, although you can break out from that onto PSTN and mobile as required,” said Evans. The initiative, which is being run as a separate project to the original Bluephone aka Fusion programme...
[June 16, 2005, 17:25]
Siemens Gigaset S450 IP review
Reviews Over the last couple of years, the VoIP community has adopted SIP as its protocol of choice for signalling. However, SIP is still evolving and being extended as the technology matures and SIP products become established in the marketplace.
[November 27, 2007, 10:02]
Choosing the right VoIP equipment
News The ATA communicates with the VoIP server, using a standard VoIP protocol such as SIP, H.323 or IAX. This is a Session Initiation Protocol (SIP)-based product available in both free and enterprise editions.
[September 27, 2006, 12:45]
Security tools probe VoIP flaws
News While SIP is increasingly used in VoIP systems, it isn't widely used yet, Endler said. The majority of VoIP systems out there are not SIP enabled," Endler said. Endler and co-presenter Mark Collier of SecureLogix hope their work will help VoIP...
[August 3, 2006, 10:40]
Truphone attacks Vodafone over VoIP ban
News Our VoIP service works perfectly on the N95s supplied by Vodafone and Orange," said O'Prey, claiming that WiFiMobile's client "offers a full SIP stack, whereas [Truphone's] doesn't". Not so, said Tagg, who claimed the issue had nothing to do with...
[May 2, 2007, 13:54]
