Unveiling the Secrets FAX Passthru Method – NSE Vs. ReINVITE

A 2-way secure call is supported. Fax Passthrough. Name Signaling Event (NSE) -based and re-INVITE-based passthrough are simply transport of fax. With pass-through, the fax traffic is carried between the two gateways in RTP packets using an uncompressed format resembling the G.711 codec. • FAX Passthru Method: ReINVITE. • FAX Process NSE: yes. • FAX T38 ECM Enable ... • FAX Tone Detect Mode: caller or collee. • FAX T38 Return to Voice: no. FAX Passthru Method. Select the fax passthrough method: None, NSE, or ReINVITE. The default is NSE. DTMF Tx Method. Select the method to transmit DTMF signals ... FAX Enable T38: no and set the following as. FAX Passthru Method: ReINVITE (you can play with NSE or "no" option as part of your troubleshooting ... as yes, Silence Supp Enable as no, Echo Canc Enable as no,and FAX Passthru Method as ReINVITE. ... FAX Process NSE, yes. Hook Flash Tx Method, None, FAX ... FAX Passtru method: ReINVITE FAX Passtru method: NSE (if ReINVITE does not work and Asterisk presents error) Call Waiting: Disable Jitter ... Login to Admin Page http://192.168.15.1 user and password = admin (All lower case) ... Fax Passthru Method = ReINVITE; Fax Process NSE = no; Fax ... and modem pass-through. Fax relay, G.722, G.726,. G.729a, and G.729ab ... request REINVITE sdp-header Audio-Attribute add "a=ptime:30". If direct IP = yes and Initial... = no, then CM will send the first invite with a c= line for media to be on a gateway and a reinvite with the c ...