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Free voip sip sdk 3.0 software for windows

voip sip sdk 3.0

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3CX VOIP Phone 6.0

3CX VOIP Phone 6.0


A useful VOIP / SIP phone more>> A useful VOIP / SIP phone

3CX VOIP Phone is a useful and free VOIP / SIP phone. Use your PC as a phone. Works with any SIP / VOIP provider/ phone service. Use instead of the soft phone provided by your VOIP provider which locks you into their VOIP phone service.
Easy to use interface includes dial pad and buttons to transfer or forward a call. Set-up conference calls with a few mouse-clicks. Includes call log, phone-book, call status & statistics and more. Available in English, German, Spanish, French & Portuguese.
3CX VOIP Phone for Windows also functions as a client for 3CX Phone System for Windows, a software-based VOIP PBX that completely replaces a traditional proprietary phone system. More information on http://www.3cx.com/phone-system.
Main features:
- Integrated phone book (allows you to assign caller ID to a name)
- Supports several SIP profiles
- Displays caller ID
- Individual ring tones (per caller)
- Drag & drop handling
- Call log
- Incoming calls: identify, accept, reject or ignore
- Record phone calls
- Multiple calls (HOLD)
- Terminal portability (TP)
- Call transfer (ECT)
- 3 party conference (3PTY)
- Call diversion (FORWARD)
- Call deflection (CD)
- Call completion (CCBS and CCNR)
- Message Waiting Indication (MWI)
- EarlyB3Connect (tones from trunk line)
- Keypad
- VoIP support for SIP connections
- Support G.711 (A-Law and u-Law), G 726, GSM, iLBC and Speex codecs.
- STUN support for NAT/firewall traversal.
- Search using ENUM
- Installation provided as MSI for easy deployment

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Download (3.3MB)
Added: 2008-09-30 License: Freeware Price: FREE
1030 downloads
 
Other version of 3CX VOIP Phone
3CX VOIP Phone 3.1.6288 3.1.6288Free VOIP/SIP phone. Use your PC as a phone. 3CX VOIP Phone 3.1 ... Works with any SIP/VOIP provider/ phone service. Use instead of the soft phone provided by
License:freeware
Download (2.2MB)
646 downloads
Added: 2009-07-01
3CX VOIP Phone 3.1.6288Works with any SIP/VOIP provider/ phone service. Use instead of the soft phone provided by ... Works with any SIP/VOIP provider/ phone service. Use instead of the soft phone provided by
License:Freeware
Download (2.2MB)
642 downloads
Added: 2009-05-05
3CX VOIP Phone 3.03CX Ltd - use your PC as a free SIP phone. 3CX VOIP Phone. Free VOIP / SIP phone. Use ... Works with any SIP / VOIP provider/ phone service. Use instead of the soft phone provided by
License:Freeware
Download (form)
371 downloads
Added: 2008-10-24
3CX VOIP Phone 1.06useful and free VOIP / SIP phone 3CX VOIP Phone is a useful and free VOIP / SIP phone. Use your PC as a ... ) - EarlyB3Connect (tones from trunk line) - Keypad - VoIP support for SIP connections - Support
License:Freeware
Download (1.15MB)
1970 downloads
Added: 2006-02-25
Sip Notes 1.40

Sip Notes 1.40


Sip Notes is an easy to use, high performance utility which can quickly store notes on your Desktop. more>>

Sip Notes 1.40 is an easy to use, high performance utility which can quickly store notes on your Desktop. Icon is already visible in the System Tray, so you can bring the notes window to top. Fast, useful and easy to use. Don't trust your memory, write it down!

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Download (501KB)
Added: 2001-04-26 License: Freeware Price:
downloads
Sip Zip 1.00

Sip Zip 1.00


Sip Zip is a file compression tool much similar to the popular Winzip more>>
Sip Zip is a file compression tool much similar to the popular Winzip. This little application has all the basic features an archiver must have.
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Download (738KB)
Added: 2008-11-26 License: Freeware Price:
343 downloads
Express Talk 3.10

Express Talk 3.10


internet phone to make calls using PC more>> Express Talk is software that works like a telephone to let you make calls from your PC. With Express Talk you can call anyone on the internet who has installed Express Talk (or any other SIP voip softphone). Calls are free. You can also call ordinary telephone numbers anywhere in the world if you sign up to a gateway service. It uses the SIP protocol and is compatible with most major VoIP SIP service providers. See below for some recommended telephone gateway companies.
Express Talk is designed to be very easy and intuitive to use. Within minutes you will be able to setup the software and start making phone calls. A full list of Express Talks features follow but a quick way to try it out is to download and install now. You dont need to purchase and it only takes a couple of minutes to complete the process. Express Talk is free.
Features:
  • Lets you make internet phone calls free direct PC to PC, or PC to phone via a VoIP SIP gateway provider.
  • Supports up to 4 lines on the one phone with the ability to put calls on hold.
  • Works with a headset or in speakerphone mode with just a standard microphone and set of speakers.
  • Includes data compression (GSM, uLaw, ALaw and PCM), echo cancellation, noise reduction comfort noise and more.
  • Uses the standard SIP protocol so it can link to a broad range of telephone gateways, SIP system or other internet phone software.
  • Can be configured to work behind NATs and Firewalls.
  • Supports caller ID display and logging.
  • Includes a phone book with quick dial.
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Download (397k)
Added: 2008-10-24 License: Freeware Price:
5453 downloads
 
Other version of Express Talk
Express Talk 2.05call anyone on the internet who has installed Express Talk (or any other SIP voip softphone ... PC to phone via a VoIP SIP gateway provider. More information on VoIP here - Supports up to 6 lines
License:Freeware
Download (404KB)
5642 downloads
Added: 2007-05-23
Express Talk 1.00and is compatible with most major VoIP SIP service providers. See below for some recommended ... phone via a VoIP SIP gateway provider. ~ Supports up to 4 lines on the one phone with the ability to
Price: $0.00
License:Freeware
Download (440K)
6708 downloads
Added: 2005-05-29
Minipax SIP Softphone 2.8.5

Minipax SIP Softphone 2.8.5


Minipax SIP Softphone is an advanced product of Vidosystem Softphone which had successfully recode sip engine to produce more robust, small application, better nat traversal sip softphone. more>>

Minipax SIP Softphone 2.8.5 is an advanced product of Vidosystem Softphone which had successfully recode sip engine to produce more robust, small application, better nat traversal sip softphone. Minipax NOW support SIP tunneling. SIP tunneling works where clients firewall blocked or on a country where voip is blocked. SIP tunneling also give more security to voip

Minipax support hold function, mute function, mic/spk volume control, transfer call, forward call, call recording, auto login to web billing CDR, call history, address book, balance display, fully skinable look n feel, available for private label and logo. Minipax able to capture credit or balance from sip messages (tested with porta billing/porta switch). Minipax is designed for ITSP which need customized sip softphone.

Major Features:

  1. Customized editable skin interfaces*
  2. SIP tunneling supported*
  3. Support Audio codec : g729*, g723.1*, speex, gsm, g711
  4. QoS - Quality of Service
  5. Transfer call
  6. Forward call
  7. Capture credit/balance on sip message
  8. Call timer
  9. Countdown call timer
  10. Display Balance and CDR
  11. Last Number Redial
  12. Local signaling (busy, ring back, etc.)
  13. Early media for Ringback tone
  14. Send DTMF as RFC2833, as inband and SIP INFO
  15. Address Book
  16. Work with any full-duplex sound card
  17. Embedded to USB stick phone or other mass storage
  18. Native NAT/Firewall traversal with STUN and UPNP
  19. Uses NEW RFC 3261 compliant stack
  20. DNS support
  21. Smaller application size (approx. only 1 MB)
  22. Not using any .NET and Java Runtime Library
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Download (1.1MB)
Added: 2008-12-07 License: Freeware Price:
downloads
SkyWire Video MPEG4 SDK 2.0

SkyWire Video MPEG4 SDK 2.0


SkyWire Video MPEG4 SDK is a versatile and innovative tool which allows Delphi Developers to add video and synchronized audio to their Win32 Applications. more>> <<less
Download (12.9KB)
Added: 2008-12-15 License: Freeware Price:
downloads
Mizu VOIP Server 3.2.14

Mizu VOIP Server 3.2.14


The Mizu VOIP Server is an all in one enterprise grade soft switch solution with support to SIP and H.323. All Class5 features including sophisticated routing, access rules, CDR record generation, billing and accounting. more>> <<less
Download (123.20MB)
Added: 2009-03-09 License: Freeware Price: $0
270 downloads
Express Talk VoIP Softphone 4.02

Express Talk VoIP Softphone 4.02


Express Talk is software that works like a telephone to let you make calls from your PC. With Express Talk you can call anyone on the internet who has installed Express Talk (or any other SIP voip softphone). Calls are free. more>>
The Express Talk softphone works like a telephone to let you make calls through your computer and you can call anyone via the internet who has installed it (or any other SIP softphone). Connect your webcam or other video device and you can see and speak to family, friends and colleagues around the world.
Calls computer to computer are always free. You can also call ordinary real telephone numbers anywhere in the world if you sign up with a VoIP gateway service company. See below for recommended telephone gateway companies.
Express Talk is also now available for Pocket PC, so now you can take your VoIP numbers with you wherever you go. Great for people who work outside the office.
Features:
~Make voice and video calls free between computers.
~Supports computer to phone via a VoIP SIP gateway provider. More information on VoIP here.
~Configure up to 6 lines on the one phone with the ability to put calls on hold.
~Supports caller ID display and logging.
~Includes a phone book with quick dial configuration.
~Integrates with Microsoft Address Book.
~Supports call transfer.
~Record phone calls to wav.
~Allows up to 6 people to join one call using the Call Conferencing feature.
~Provides easier communication using the Push to talk intercom.
~Includes Do Not Disturb button.
~One user Business Edition license can be used for both computer and Pocket PC versions.
~Supports emergency numbers calling (such as 911, 999, 000).

System Requirements: sound card, microphone, internet connection

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Download (478.66KB)
Added: 2009-11-10 License: Freeware Price: $0
downloads
 
Other version of Express Talk VoIP Softphone
Express Talk VoIP Softphone 3.10It uses the SIP protocol and is compatible with most major VoIP SIP service providers. Express ... of SIP service providers. Works with our VoIP Virtual PBx to create a LAN based PBx for offices or
License:Freeware
Download (407.2Kb)
314 downloads
Added: 2009-03-16
Express Talk VoIP Softphone 3.10It uses the SIP protocol and is compatible with most major VoIP SIP service providers. Express ... Features: ~ Lets you make internet phone calls free direct PC to PC, or PC to phone via a VoIP SIP
License:freeware
Download (408.8KB)
487 downloads
Added: 2008-11-08
Express Talk VoIP Softphone 3.08has installed it (or any other SIP softphone). Connect your webcam or other video device and you ... a VoIP SIP gateway provider. More information on VoIP here. ~Configure up to 6 lines on the one
License:Freeware
Download (429KB)
440 downloads
Added: 2008-08-23
Express Talk VoIP Softphone 2.06It uses the SIP protocol and is compatible with most major VoIP SIP service providers. Express ... phone calls free direct PC to PC, or PC to phone via a VoIP SIP gateway provider. ~ Configure up to 6
Price: $0.00
License:Freeware
Download (429K)
606 downloads
Added: 2007-09-23
ZOIPER Free SIP and IAX softphone 2.14

ZOIPER Free SIP and IAX softphone 2.14


A SIP and IAX / IAX2 phone, compatible with Asterisk more>> A SIP and IAX / IAX2 phone, compatible with Asterisk

ZOIPER is a new generation SIP and IAX softphone compatible with the Asterisk platform as any other IAX or SIP capable VOIP system.
Main features:
- SIP + IAX/IAX 2 protocols
- STUN support
- STUN server per account
- Echo cancellation
- DTMF tones sending
- Support for multiple audio devices
- Automatic user registration
- Call transfer, Hold function
- Codecs: GSM, ulaw, alaw, speex, ilbc, Adaptive
- Call history
- Address book
- Quick dial panel
- Optional Automatic pop-up window for incoming call
- Always on top
- Call logs
- Voice mail message information
- Account password encryption
- Upgrade notification
- Jitter Buffer
- Adjustment of audio device
- Codecs priority
- Portable storage compatibility
- Multilanguage support
ZOIPER can also be re-branded and you can choose one of the three types of re-branding:
- Basic - colours, name and logo to your choice
- Re-branding with additional development - e.g. changing the language; adding, disabling, removing menus, options, buttons, adding functionalities;
- Complete - you can go for complete change of the interface and functionality.
System requirements:
- Pentium II 300
- 256 MB RAM
- Sound card: 16 bit

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Download (5.8MB)
Added: 2008-10-04 License: Freeware Price: FREE
410 downloads
 
Other version of ZOIPER Free SIP and IAX softphone
ZOIPER Free SIP and IAX softphone 2.06A SIP and IAX / IAX2 phone, compatible with Asterisk ZOIPER is a ... the Asterisk platform as any other IAX or SIP capable VOIP system. Main features: - SIP + IAX/IAX
License:Freeware
Download (2.8MB)
832 downloads
Added: 2007-08-13
3CX VOIP Phone for Windows 1.0

3CX VOIP Phone for Windows 1.0


Free VOIP / SIP phone. Use your PC as a phone. Works with any SIP / VOIP provider/ phone service. Use instead of the soft phone provided by your VOIP provider which locks you into their VOIP phone service. Easy to use interface to transfer, forward calls or set-up conference calls. Call log, call statistics & phone-book. Available in English, German, Spanish, French & Portuguese. Free download from http://3cx.com. more>> <<less
Download (1.1Mb)
Added: 2009-03-16 License: Freeware Price: Free
16 downloads
 
Other version of 3CX VOIP Phone for Windows
3CX VOIP Phone for Windows 1.0Works with any SIP/ VOIP provider/ phone service. Easy to use interface to transfer, forward ... (tones from trunk line) * Keypad * VoIP support for SIP connections * Support G.711 (A-Law and u
Price: $0
License:Freeware
Download (1103K)
1345 downloads
Added: 2006-02-22
Zoiper Web Softphone 1.10

Zoiper Web Softphone 1.10


ZOIPER WEB - the first SIP and IAX WEB-based softphone, allows website visitors and web application users to make VoIP calls straight from browser: Internet Explorer, Firefox, Safari, Google Chrome on Windows more>> <<less
Download (2.80MB)
Added: 2009-11-11 License: Freeware Price: $0
downloads
Free Sip Phone 2.0.0.0

Free Sip Phone 2.0.0.0


Free_Sip_Phone is a free downloadable soft phone which enables you to make calls from pc to pc, pc to mobile and pc to landline. Free_Sip_Phone offers you a Free_Sip_Phone number to make free pc to pc more>>
Free_Sip_Phone is a SIP based VoIP soft phone, which integrates robust technologies such as SIP stack by NIST (National Institute of Standards and Technology) and Java, JMF from Sun Microsystems. Free_Sip_Phone is a free downloadable soft phone which enables you to make calls from pc to pc, pc to mobile and pc to landline. Free_Sip_Phone offers you a Free_Sip_Phone number to make free pc to pc calls and receive free incoming calls from any phone. You can make international calls to any PSTN or mobile phone thus converting your laptop or desktop into a second telephone. Free_Sip_Phone also offers outstanding features such as Video Call, Follow Me Service, Voice Mail, Video Chat, MP3 Player, Video Streaming, Fax and Online Search. The peer to peer Video Call facility enables you to call your Free_Sip_Phone buddy with live video action in progress.Free_Sip_Phone Follow Me Service enables you to get calls redirected to your landline or mobile phone when you are not online. You can also receive voice mails to your e mail When you are offline and unable to answer your calls. Through Free_Sip_Phone, you can have a live video chat with your Free_Sip_Phone buddy. More than that, you can call your buddy?s Free_Sip_Phone, mobile, home or office number with a single click even while chatting. You can also listen to your favorite music through an MP3 player embedded in Free_Sip_Phone. You can add your favorite songs to your Play List and listen to them even while you chat with your buddies. Free_Sip_Phone fulfils your entertainment needs by offering you video streaming. Choose your realm of interest - whether sports, music or whatever - you can watch your favorite videos instantly. Through Free_Sip_Phone, you can also receive fax directly to your e mail when you are offline.
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Download (20000K)
Added: 2006-06-27 License: Freeware Price: $0.00
718 downloads
Minipax Softphone 2.8.0

Minipax Softphone 2.8.0


Easy to use Free SIP Softphone for voip providers more>> Minipax is newest generation of Vidosystem Softphone. Our engineer had successfully recode sip engine to produce more robust, small application, better nat traversal sip softphone.
Minipax NOW support SIP tunneling. SIP tunneling works where clients firewall blocked or on a country where voip is blocked. SIP tunneling also give more security to voip
Minipax support hold function, mute function, mic/spk volume control, transfer call, forward call, call recording, auto login to web billing CDR, call history, address book, balance display, fully skinable look n feel, available for private label and logo.
Minipax able to capture credit or balance from sip messages (tested with porta billing/porta switch).
Minipax is designed for ITSP which need customized sip softphone.
Features:
* Customized editable skin interfaces*
* SIP tunneling supported*
* Support Audio codec : g729*, g723.1*, gsm, g711
* QoS - Quality of Service
* Transfer call
* Forward call
* Capture credit/balance on sip message
* Call timer
* Display Balance and CDR
* Last Number Redial
* Local signaling (busy, ring back, etc.)
* Send DTMF as RFC2833, as inband and SIP INFO
* Address Book
* Work with any full-duplex sound card
* USB hand set and headset support
* NAT/Firewall traversal with STUN and UPNP
* Specify NAT IP to be written in SIP messages
* Uses NEW RFC 3261 compliant stack
* DNS support
* Smaller application size (approx. only 1 MB)
* Not using any .NET and Java Runtime Library
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Download (1.05MB)
Added: 2007-12-28 License: Freeware Price: Free
743 downloads
Zoiper Free IAX and SIP softphone 2.15

Zoiper Free IAX and SIP softphone 2.15


ZOIPER 2.0 Free Edition is IAX / IAX2 and SIP phone, compatible with Asterisk. more>> ZOIPER 2.0 Free SIP and IAX is a user-friendly softphone, compatible with Asterisk or any other SIP or IAX capable system. High-quality VoIP experience with features like: SIP + IAX protocols, T.38 fax support, STUN support, Echo cancellation, DTMF tones, Adaptive jitter buffer, Call transfer, Hold function, Multilanguage support, Portable storage compatibility, Codecs: GSM, ulaw, alaw, speex, ilbc.<<less
Download (2.8MB)
Added: 2008-06-17 License: Freeware Price: $0.00
576 downloads
 
Other version of Zoiper Free IAX and SIP softphone
Zoiper Free IAX and SIP softphone 2.14Attractel - is a user-friendly IAX and SIP softphone compatible with the Asterisk platform or any other IAX
Price: $0
License:Freeware
Download (2.80MB)
221 downloads
Added: 2009-04-03
xtenn sip softphone 1.1

xtenn sip softphone 1.1


Xtenn softphone based on sip protocol helps to make call Pc to phone, pc to land more>> Xtenn softphone based on sip protocol helps to make call Pc to phone, pc to landline to international numbers at very cheap cost,I shows Balance,call timer, phone book, call history, Recharge options etc.<<less
Download (187KB)
Added: 2006-10-06 License: Freeware Price: Free
1164 downloads
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