RFC 2833 - is our default for all customers. This protocol uses RTP packets with Payload Type = Named Telephony Event (NTE) to transfer DTMF information. Wi...
Wed, 1 Apr, 2020 at 12:02 PM
G711a (alaw) recommended for normal use G729g recommended for poor networks
Wed, 1 Apr, 2020 at 12:09 PM