Home > other >  VOIP, VOIP learning PPT download PPT sort out
VOIP, VOIP learning PPT download PPT sort out

Time:12-02

Through the PPT, we can give you some idea of VOIP, familiar with the SIP, H323 related concepts, and the call flow, a figure, vivid image,
And three collect IP card simple instructions,
Related to download links://download.csdn.net/download/seryou/1476723? utm_source=bbsseo