search for: 29200bps

...indly reply. > > Well, what u advise us to use if the bandwidth is about 22kbps (dial up > connection in very old countries)? >> >> GSM Codec is 13k plus overhead. That may work? >No way. GSM is 13.2kbps, and with Asterisk's hardcoded 20ms >packetization, this gives 29200bps with RTP-based protocols or 26000bps >with IAX, and as long as Asterisk doesn't support silence suppression, >this needs to be full duplex, and I doubt you don't get that from a >modem. If we could add silence suppression, we could do with half >duplex, effectively saving ha...

...ll, what u advise us to use if the bandwidth is about 22kbps (dial up >>connection in very old countries)? >> >>>GSM Codec is 13k plus overhead. That may work? > > >>No way. GSM is 13.2kbps, and with Asterisk's hardcoded 20ms >>packetization, this gives 29200bps with RTP-based protocols or 26000bps >>with IAX, and as long as Asterisk doesn't support silence suppression, >>this needs to be full duplex, and I doubt you don't get that from a >>modem. If we could add silence suppression, we could do with half >>duplex, effec...