search for: 31200bps

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2010 Jun 24
2
T.38 on a MAX/Lucent/Ascend TNT
...(ADIT 600) --CAS T1--> TNT --Ethernet/SIP--> Asterisk --SIP--> t38modem. The TNT is running TAOS 11.0.4 with both the SIP and realtime fax features licensed. I've tried using several modems, and with each I can establish a data call without any problems (although at a maximum of 31200bps/3429 baud using a 33.6 modem, for reasons I haven't dug into yet.) Whenever I try to send a fax from the laptop, however, the call always seems to fail in the first HDLC phase (phase B) with either a timeout or error 23 (COMREC invalid command received.) The modem is connected directly to...