olemus
kaaperdusrünne VoIP-ühendusele
=
an attack that takes over some transactions between a VoIP endpoint and the network

piltlikult
http://flylib.com/books/2/351/1/html/2/files/fig13_03.jpg

http://images.slideplayer.com/27/8973017/slides/slide_3.jpg

http://images.slideplayer.com/27/8973017/slides/slide_4.jpg

ülevaateid
https://www.ciscopress.com/articles/article.asp?p=1245881

https://arxiv.org/pdf/1312.2225.pdf

tõrje
http://research.ijcaonline.org/volume90/number6/pxc3894395.pdf