GOFax.IP GOfax.IP is a HylaFAX backend/connector providing Fax over IP support for HylaFAX using FreeSWITCH and SpanDSP through FreeSWITCH's mod_spandsp.
SIP connectivity to PBXes, Media Gateways/SBCs and SIP Providers with or without registration
Failover using multiple gateways
Support for Fax over IP using T.38 and/or T.30 audio over G.711
Native SIP endpoint, no modem emulation
Support for an arbitrary number of lines (depending on the used hardware)
Extensive logging and reporting: Writing xferfaxlog for sent/received faxes; Writing session log files for all sent/received faxes
Support for modem status reporting/querying using HylaFAX native tools and clients: faxstat etc.