https://www.facebook.com/video.php?v...type=3&theater
This is the video about VoLTE from vntelecom fanpage.
GL,
ptt3i.
https://www.facebook.com/video.php?v...type=3&theater
This is the video about VoLTE from vntelecom fanpage.
GL,
ptt3i.
Knowledge is nothing unless it is shared!
https://www.youtube.com/c/ptt3i
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