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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]
3CX Phone System
Downloads 3CX VOIP Phone System for Windows Free edition is an Office Phone System/IP PBX that completely replaces a proprietary PBX, supports standard SIP soft/hard phones from any vendor, VOIP service providers & traditional PSTN phone lines.
[July 31, 2008, 16:47]
Technology To Support Contact Center Agents Working Remotely
White Papers As a result, mixed situations, where legacy PBX, PSTN, CTI, and VOIP co-exist, will continue well into the future and lead to scenarios where remote call center agents will need to work in mixed PSTN/VOIP environments.
[October 11, 2005, 3:00]
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]
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]
VoIP Breakthrough Claimed For Mesh Broadband
News According to LocustWorld, there are now plenty of affordable SIP phones, both hardware and software, on the market, with more large telcos offering gateways between SIP and their PSTN networks. SIP was introduced by the Internet Engineering Task...
[April 14, 2004, 14:35]
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]
VoIP: Paying The Price For Cheap Calls
News Using VoIP and SIP over the publicly accessible Internet is inherently more insecure than using a PSTN line, which is based on more proprietary equipment and doesn't go out over the Net. While it is questionable at this point how many companies...
[August 8, 2005, 17:10]
3CX Phone System For Windows review
Reviews The 3CX PBX can connect to the PSTN via hosted SIP services and SIP trunks. Alternatively it’s possible to connect to the PSTN via hosted SIP services, using the internet rather than having to rent lots of phone lines.
[February 6, 2008, 9:14]
Voice Over IP Gateways review
Reviews Moreover you can expect voice quality to be the same if not better and for phone bills to be slashed because calls can be routed over a broadband Internet link rather than the PSTN (Public Switched Telephone Network).
[May 6, 2005, 12:50]
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. A variety of WAN interface modules can be specified to plug...
[July 12, 2006, 10:05]
Interfering With The Revolution
News Our position is that over time, we expect to interconnect to VoIP networks directly, rather than using SIP and the PSTN. We've been using SIP to interconnect SkypeIn and SkypeOut calls to the public switched telephone network (PSTN) since July.
[May 26, 2005, 14:20]
Tackling VoIP Security Concerns
News Of course, the traditional telephone network (public switched telephone network, or PSTN) is not invulnerable to security breaches. Hackers can access the trunk gateway to the PSTN and make unauthorised toll calls
[September 27, 2006, 15:10]
Choosing The Right VoIP Equipment
Talkback This is a SIP enabled DECT phone where the handset is a standard DECT/GAP handset and the base is SIP enabled to connect to PSTN and your broadband router. take a look at the new Siemens Gigaset range of consumer products that allow VoIP connection...
[October 27, 2006, 17:32]
Switching To VoIP review
Reviews It explains the convergence of voice and data, the basics of the older Public-Switched Telephone Network (PSTN) versus new IP telephony, and, of course, goes into the technical details of how VoIP works.
[September 2, 2005, 10:50]
VegaStream Vega 50 review
Reviews The two types of connection can also be mixed to support failover to the PSTN in the case of a network or power failure and local exchange breakout for remote VoIP callers. These can be used to connect the gateway to either PSTN phone lines or, in...
[May 6, 2005, 12:25]
Quintum Tenor ASM200 review
Reviews There’s a lot you can do with the Tenor, including linking PBX systems together via VoIP with remote breakout to the PSTN for least-cost routing and local failover in the event of network/power failure.
[May 6, 2005, 12:25]
Multi-Tech MultiVOIP MVP210 review
Reviews Inbound and outbound phonebooks need to be configured at each end with rules to, for example, add or remove dialling prefixes and route VoIP calls over the IP network rather than the PSTN. This is the preferred setup with, in addition to H.323 and...
[May 6, 2005, 12:25]
Cisco Integrates The Next Generation Of Wireless
News The company also added IMS support to its media gateway, Softswitch and PSTN gateway products. 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...
[December 6, 2005, 8:25]
Carousel Telephony Adapter
Downloads SIP protocol VoIP calls will be directed out to standard PSTN analog lines through a telephony board. Carousel is software to connect VoIP calls to ordinary telephone lines and vice versa using one of a number of professional telephony devices.
[September 26, 2006, 10:46]
