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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]
Uplink Skype To Sip Adapter
Downloads Uplink connects SIP protocol VoIP calls to the proprietary Skype phone network. The SIP protocol has become the industry standard for VoIP. Thousands of telephone companies, IP phone manufacturers and virtual IP based PBX systems use this protocol...
[October 16, 2007, 7:16]
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]
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. Thankfully, providers that use SIP (Session Initiation Protocol) are supported. SIP is a request-response protocol used for establishing...
[November 27, 2007, 10:02]
Avaya Launches End-to-end SIP Kit
News SIP is a signalling protocol, used extensively in internet telephony (VoIP), that allows sessions to be established on an IP network. On Monday, the communications firm announced the release of version 5.0 of its Communication Manager software...
[January 21, 2008, 15:44]
Tackling VoIP Security Concerns
News At the Black Hat USA 2006 security conference in Las Vegas this summer, security researchers David Endler and Mark Collier demonstrated a tool for overwhelming Session Initiation Protocol (SIP)-based VoIP networks with millions of requests...
[September 27, 2006, 15:10]
Brekeke SIP Server
Downloads Supporting industry standard protocol SIP, Brekeke SIP Server is used to register SIP UAs, authenticate VoIP calls, then route the calls between user agents. Create your own VoIP network with the Brekeke SIP Server, a software proxy and registrar...
[March 26, 2008, 4:31]
Overview Of The Session Initiation Protocol
White Papers Like other VoIP protocols, SIP is designed to address the functions of signaling and session management within a packet telephony network. Session Initiation Protocol (SIP) is the Internet Engineering Task Force's (IETF's) standard for multimedia...
[December 27, 2004, 2:00]
Conaito VoIP SIP SDK
Downloads Conaito VoIP SIP SDK is a powerful and highly versatile VoIP SDK to accelerate development of SIP applications. Our brand-new SIP SDK provides a powerful and highly versatile solution to add quickly SIP (Session Initiation Protocol) based dial and...
[January 16, 2008, 12:49]
SIP Flaw Causes Problems For Cisco
News The Session Initiation Protocol (SIP) has been at the centre of growing interest largely for its role in voice over IP (VoIP) applications. In addition to the spreading use of SIP in VOIP applications, OUSPG cites the following reasons for...
[March 10, 2003, 10:00]
Secure Convergence: VoIP Security Guidelines With Lucent AES
White Papers This paper defines an introduction to securing SIP-type VoIP products, but does not define the complete lock down of the SIP protocol. Enterasys recognizes the emerging need for securing convergence-based applications; specifically protection for...
[June 8, 2005, 3:00]
Practical VoIP Using VOCAL: Session Initiation Protocol And Related Protocols
White Papers This paper provides a technological overview of the Session Initiation Protocol (SIP) that focuses on its ability to enable VoIP. If person takes the time to read the SIP standard, Request For Comments (RFC) 3261, he or she will notice that SIP can...
[October 17, 2007, 1:00]
Vonage Uses Cisco Solutions To Quickly Deploy Unique, Cost-Effective VoIP Services
White Papers Vonage is a leading provider of carrier-grade, SIP-based VoIP communications solutions wrapped in a compelling customer care experience. Cisco Voice Gateways support a variety of call-control protocols, including H.323, Media Gateway Control...
[August 2, 2007, 0:32]
Express Talk For Pocket PC
Downloads It uses the SIP protocol and is compatible with most major VoIP SIP service providers. With Express Talk you can call anyone on the internet who has installed Express Talk (or any other SIP voip softphone).
[February 11, 2008, 5:46]
Sippax
Downloads Sippax is communication application based on SIP protocol for calling PC to PC, PC to Phone with or without registration to a voip provider. Sippax can provide custom sofphone dialer for voip provider with private label, custom skin.
[August 27, 2006, 18:01]
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.
[October 13, 2005, 13:16]
Dual Tone Multifrequency Relay For SIP Calls Using Named Telephone Events
White Papers The SIP NTE DTMF relay feature provides reliable digit relay between Cisco VoIP gateways when a low bandwidth codec is used. This paper describes the Dual Tone Multifrequency (DTMF) Relay for SIP Calls Using Named Telephone Events (NTE) feature in...
[December 27, 2004, 2:00]
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...
[July 17, 2008, 16:02]
WengoPhone
Downloads The project is based on EXOSIP, OSIP, ORTP, and FFMPEG libraries and supports voice as well as video communications using SIP protocol.Version 2.0 features improved file transfer, DTMF support, and better overall stability.
[December 21, 2006, 5:44]
