Linphone
E544017
Linphone is an open-source Voice over IP (VoIP) softphone application that supports audio and video calls, messaging, and encryption across multiple platforms.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Liblinphone | 1 |
| Linphone canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5768328 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Linphone Context triple: [ZRTP, usedBy, Linphone]
-
A.
Skype
Skype is a widely used internet-based communication service that enables voice calls, video chats, and instant messaging across computers and mobile devices.
-
B.
VoIP
VoIP (Voice over Internet Protocol) is a technology that enables voice communications and multimedia sessions to be delivered over Internet Protocol (IP) networks instead of traditional telephone lines.
-
C.
GlobalSIP
GlobalSIP is an IEEE-sponsored international conference focused on advances and research in signal and information processing.
-
D.
SIP
SIP is the IATA airport code for Simferopol International Airport, the main air gateway to the Crimean Peninsula.
-
E.
ZRTP
ZRTP is a cryptographic key-agreement protocol designed to enable end-to-end encryption for real-time voice and video communications over RTP-based systems.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Linphone Target entity description: Linphone is an open-source Voice over IP (VoIP) softphone application that supports audio and video calls, messaging, and encryption across multiple platforms.
-
A.
Skype
Skype is a widely used internet-based communication service that enables voice calls, video chats, and instant messaging across computers and mobile devices.
-
B.
VoIP
VoIP (Voice over Internet Protocol) is a technology that enables voice communications and multimedia sessions to be delivered over Internet Protocol (IP) networks instead of traditional telephone lines.
-
C.
GlobalSIP
GlobalSIP is an IEEE-sponsored international conference focused on advances and research in signal and information processing.
-
D.
SIP
SIP is the IATA airport code for Simferopol International Airport, the main air gateway to the Crimean Peninsula.
-
E.
ZRTP
ZRTP is a cryptographic key-agreement protocol designed to enable end-to-end encryption for real-time voice and video communications over RTP-based systems.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
Voice over IP client
ⓘ
open-source software ⓘ softphone application ⓘ |
| developedBy | Belledonne Communications ⓘ |
| hasComponent |
Liblinphone
ⓘ
linked to:
Linphone
Mediastreamer2 ⓘ belle-sip ⓘ |
| isFreeSoftware | true ⓘ |
| license | GNU General Public License ⓘ |
| programmingLanguage |
C
ⓘ
C++ ⓘ Java (for Android components) ⓘ
linked to:
Java
Objective-C (for iOS components) ⓘ
linked to:
Objective-C
|
| supportsCodec |
AV1
ⓘ
G.711 ⓘ G.722 ⓘ H.264 ⓘ Opus ⓘ VP8 ⓘ |
| supportsFeature |
DTMF signaling
ⓘ
adaptive bitrate control ⓘ address book integration ⓘ audio calls ⓘ call conferencing ⓘ call recording ⓘ call transfer ⓘ echo cancellation ⓘ end-to-end encryption ⓘ instant messaging ⓘ network quality monitoring ⓘ presence ⓘ push notifications ⓘ secure media ⓘ secure signaling ⓘ text messaging ⓘ video calls ⓘ |
| supportsNATTraversal |
ICE
ⓘ
STUN ⓘ TURN ⓘ |
| supportsPlatform |
Android
ⓘ
Linux ⓘ Windows ⓘ iOS ⓘ macOS ⓘ web ⓘ |
| supportsProtocol |
RTP
ⓘ
SIP ⓘ SRTP ⓘ TLS ⓘ Voice over IP ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Linphone Description of subject: Linphone is an open-source Voice over IP (VoIP) softphone application that supports audio and video calls, messaging, and encryption across multiple platforms.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.