Unveiling the Power of Fax Passthru A Comparison of NSE and ReINVITE

If choose Fax Passthru Method : ReINVITE on the ATA, I get the below error in the Asterisk log and the fax connection times out. [2012-12-26 ... 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 ... ... reINVITE packet. ... By doing my research on this forum and elsewhere, everyone was pointing at the SIP Passthrough settings and the ports 5060/ ... After about 3 hours of tinkering Vonage and I discovered that changing the the FAX Passthru Method from ReINVITE to NSE on the Voice>Line 1>Audio Configuration ... Select the fax passthrough method: None, NSE, or. ReINVITE. The default is ... SIP ReINVITE and the VoIP peer must response with a 2xx response. If VoIP ... Passthru Method from: NSE to ReINVITE. FAX CED Detect Enable: Yes FAX CNG Detect Enable: Yes FAX Passthru Codec: G711a FAX Codec Symmetric: Yes FAX Passthru ... 34 or 14.4 (Faster Faxing = Less Minutes) Fewer Transmission retries = Less Redials, etc. When I use G.711 Pass-Through almost every fax has a ... Configure SPA2102​. Provider and registration as per usual. ... FAX Passthru Method, ReINVITE. DTMF Tx Method, Auto, DTMF Tx Mode, Strict. DTMF Tx Strict Hold Off ... ... pass-through { g711ulaw | g711alaw } } ]. no faxprotocol. nse ... 38 fax relay and NSE attributes at the time of call setup. Do not ... ... fax transport method has been configured for passthrough NSE, and T.38 protocol \ based. mgcp modem passthrough voip mode nse no ccm-manager fax protocol ...