[Asterisk-Dev] rtp.c Issue

[Rich Adamson]

> > Increase amount of time we send tones on RTP to 100ms
> 
> That still seems awfully short.  100ms?  1/10 of a second?  Jeez I am all for 
> efficiency in communications but this seems awfully short, especially if we 
> have to talk to all manner of marginal equipment out there.
> 
> My uneducated (but engineering-based) sugestion would be in the 250ms range.  
> It's still short enough not to be annoying but long enough that it's a dog's 
> age in terms of electronic equipment.

Actually, even the old analog modems sent dtmf at 10 digits/sec (<100ms of
tone) and several used a higher speed. That's been a long time ago.