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Interworking Signaling Enhancements For H.323 And SIP VoIP
White Papers The Interworking Signaling Enhancements for H.323 and SIP VoIP feature enables VoIP networks to properly signal the setup and tear-down of calls, including generating in-band tones and announcements when needed at the originating or terminating...
[December 27, 2004, 2:00]
TeraVoice Server
Downloads IVR systems (automated attendants, voice menus, information and announcement lines, ordering and payment, polls and surveys, automatic call distribution, TTS, Text-To-Speech), waiting queues and ACD queues for Call Centers and Hotlines, Automated...
[December 30, 2004, 20:46]
Solwise VOIP-EL404 review
Reviews Support for standard H.323 and SIP signalling means that other vendors' equipment and IP phones can be used at the remote office if preferred. That said, it’s worth noting that H.323 is the default and preferred protocol for long-line extension...
[May 6, 2005, 12:25]
VoIP QoS
White Papers It introduces basic signaling protocols for VoIP like H.323 and SIP. This white paper discusses QoS (Quality of Service) in VoIP networks. In then introduces different parameters that affect Quality of Service over a VoIP network.
[July 18, 2008, 1:01]
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]
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]
Dynasoft TeleFactura Billing
Downloads TeleFactura offers the functionality of a PSTN or VoIP (SIP or H323) telephony engine with voice, video, data, instant messaging routing and integrated reporting/billing under one system. TeleFactura also offers access-control with any Radius/AAA...
[August 12, 2007, 7:01]
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]
ENUMresolver
Downloads A freeware program designed to query your default DNS for the ENUM NAPTR mapping between a telephone number and a SIP, H323, IAX2, or other URI. Use with VOIP systems to check your e.164 or freenum or other mappings.
[September 23, 2008, 5:46]
Service Oriented Architecture For VoIP Conferencing
White Papers This system can provide media and session services to heterogeneous endpoints including H.323, SIP, Access Grid, and RealPlayer as well as accommodating diverse clients such as cellular phones. Most current Voice/Video over IP (VoIP) systems are...
[November 5, 2008, 0:22]
Billion Softswitch Standard Edition
Downloads Main features include: SIP/H323 signaling conversion, maintenance of connection between two diverse gateways or gateways placed in various subnets, centralized connection with billing system, querying routing servers for terminating gateways...
[April 24, 2006, 16:31]
Quintum Tenor ASM200 review
Reviews If you prefer, other gateways and IP phones can be used with the ASM200 thanks to its support for both H.323 and SIP signalling. There’s a lot you can do with the Tenor, including linking PBX systems together via VoIP with remote breakout to the...
[May 6, 2005, 12:25]
Multi-Tech MultiVOIP MVP210 review
Reviews This is the preferred setup with, in addition to H.323 and SIP signalling protocols, support for Multi-Tech’s own Single Port Protocol (SPP) when deployed this way, making it easier to accommodate firewalls and dynamic IP addressing.
[May 6, 2005, 12:25]
Cisco Business Communications Solution review
Reviews Plus there’s support for H.323 and SIP trunking for PSTN connectivity via hosted service providers and to enable larger companies to link satellite offices running BCS to a central PBX. However, SIP users get a lot less functionality compared to...
[July 12, 2006, 10:05]
Cisco Integrates The Next Generation Of Wireless
News Now the company is adding support to more devices, such as its 12000 IP router, which combines the functionality of an IP edge router and a Session Border Control (SBC) device that controls and manages IP multimedia traffic using protocols like...
[December 6, 2005, 8:25]
Voice Over IP Gateways review
Reviews SIP yes yes yes download yes As their branch office and teleworker networks grow, companies are increasingly looking to connect remote users to their central phone systems using Voice over IP (VoIP) technology.
[May 6, 2005, 12:50]
VegaStream Vega 50 review
Reviews Support for both H.323 and SIP signalling enables other vendors' products, including specialised IP phones, to be used at the remote end if preferred. The two types of connection can also be mixed to support failover to the PSTN in the case of a...
[May 6, 2005, 12:25]
UK Govt Finds Security Flaws In VoIP And Texting Technology
News Last year, the group discovered flaws in the Session Initiation Protocol (SIP), another technology used by VoIP networks. A technical review conducted by the British government has found several security flaws in products that use VoIP and text...
[January 14, 2004, 7:30]
Making The Call For VoIP Standards
News Unlike H.323, SIP moves a lot of the work of call management and routing out among different parts of the network. SIP -- the Session Initiation Protocol -- is relatively new, only coming to prominence over the past couple of years.
[July 31, 2002, 8:03]
Standards Snapshot: The State Of The Big 3 In VoIP Signaling Protocols
White Papers This document presents an overview of H.323, MGCP/Megaco and SIP and insight from industry heavies on which one they think is the best -- both for short- and long-term development and deployment. We also thought it would be a good idea to take...
[January 2, 2004, 3:17]
