Assertion: voice | /r/CapableOf | use vivox technology
Facets:
value: for the transmission of voice data
type: PURPOSE
Source sentences:
text: Voice in Second Life uses Vivox technology that is based on RTP (using the oRTP library), SIP (using the amsip library from Antisip), OpenAL, TinyXPath, OpenSSL, and libcurl for the transmission of voice data.