Linphone

Linphone
Linphone on Windows 8
Basic data
developer	Belledonne Communications
Publishing year	2001
Current  version	4.1.1 ( Windows , macOS and Linux ) August 2017 4.1.1_3,1 ( FreeBSD ) October 18, 2018 4.0.1 ( Android ) June 28, 2018 4.0.3 ( iOS ) November 14, 2018 1.0.2 ( Blackberry ) April 5, 2016
operating system	Windows , macOS , Linux , FreeBSD , Android , iOS , Blackberry , Windows Phone , Windows 10 Mobile
programming language	C, C ++ 11
category	IP telephony
License	GNU GPLv2
German speaking	Yes
www.linphone.org

Linphone ( acronym from Linux phone ) is free software for IP telephony that is available under the GNU GPLv2 license .

The program is available in a Linux , Windows and macOS version , the freely accessible source code can be used for Unix-like operating systems such as FreeBSD . There are also clients for Android , iOS , Blackberry , Windows Phone and Windows 10 Mobile . In addition to the GTK + -based graphical user interface, there are also two console programs. Linphone Web is also available in a web browser version .

Functionality

The program has the following functionalities:

• Internet telephony - based on the SIP standard
• Video telephony or video conference . The quality of the video transmission is also suitable for sign language conversations .
• Presence (you can determine whether a conversation partner is currently available)
• Instant messaging
• Encryption of audio and video transmission

The following codecs are available for voice transmission :

• G.711a or G.711u
• GSM
• Speex
• LPC10-15
• G.722
• opus

Video transmissions can be carried out with the following codecs:

• H.263 or H.263 +
• MPEG-4 Part 2
• Theora
• H.264 (with plug-in based on x264 )

Encryption can be carried out with the following protocols:

• SRTP
• ZRTP

The STUN protocol is available for operation behind a NAT router .

compatibility

According to UbuntuWiki, calls can also be made with the following remote stations:

• Ekiga
• Jitsi
• Minisip
• QuteCom
• Twinkle
• Windows Messenger
• X-Lite

Web links

Commons : Linphone  - collection of pictures, videos and audio files

• Official website (English)
• Competence center for video conferencing services to configure Linphone

Individual evidence

1. ↑ www.linphone.org .
2. ↑ download page. In: linphone.org. Retrieved on August 24, 2017 . 
3. ↑ CGI for the FreeBSD ports. In: freebsd.org. Retrieved November 30, 2018 . 
4. ↑ Installation page for Android. In: Google Play . Retrieved November 30, 2018 . 
5. ↑ Preview page for iOS. In: App Store (iOS) . Retrieved November 30, 2018 . 
6. ↑ Installation page for Blackberry. In: Blackberry World . Retrieved August 24, 2017 . 
7. ↑ Hans-Joachim Baader: Linphone 4.0 released. In: Pro-Linux . July 10, 2017. Retrieved October 17, 2017 . 
8. ↑ Installation page for Windows 10 (Mobile) and Windows Phone. In: Microsoft Store . Retrieved August 24, 2017 . 
9. ↑ Falko Benthin: Linphone Web 1.0 released. In: Pro-Linux. October 10, 2013, accessed October 17, 2017 . 
10. ↑ Wiki ›linphone. In: ubuntuusers.de. ubuntu Germany e. V., May 8, 2017, accessed August 24, 2017 .