<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">This is a rather broad assumption. I have seen 40ms, 60ms and even 80ms in the wild. It all depends on what you want to do. It lowers overhead and increases efficiency on the wire.<div><br></div><div>/b</div><div><br><div><div>On Feb 12, 2010, at 5:24 AM, Nikolay Kondratyev wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; font-family: Helvetica; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="margin-top: 0cm; margin-right: 0cm; margin-bottom: 0.0001pt; margin-left: 0cm; font-size: 12pt; font-family: 'Times New Roman'; "><font size="2" color="navy" face="Arial"><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: navy; ">By the way, I know that one can use different packetization times for the same codec, but I’ve never heard, that somebody really uses 30 ms for G711Alaw. Always 20ms.<o:p></o:p></span></font></div><div style="margin-top: 0cm; margin-right: 0cm; margin-bottom: 0.0001pt; margin-left: 0cm; font-size: 12pt; font-family: 'Times New Roman'; "><font size="2" color="navy" face="Arial"><span lang="EN-US" style="font-size: 10pt; font-family: Arial; color: navy; "><o:p> </o:p></span></font></div></span></blockquote></div><br></div></body></html>