VOIP in a Nutshell

SIP Protocol Stack

VOIP Codec Comparison

Codec	Data Rate	Typical Datagram Size	Packetization Delay
G.711u	64.0 kbps	20 ms	1.0 ms
G.711a	64.0 kbps	20 ms	1.0 ms
G.726-32	32.0 kbps	20 ms	1.0 ms
G.729	8.0 kbps	20 ms	25 ms
G.723.1	6.3 kbps	30 ms	67.5 ms

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Author: Chathura Ariyadasa

♚Father ♚Innovative Technical Architect ♚ Cyber Security Strategist ♞ vCISO | vCIO ♞ Blogger & an Adrenaline junkie... View all posts by Chathura Ariyadasa

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