Editor: TekFax is a SIP (Session Initiation Protocol) fax receiver server (Based on RFC 3261) runs under.
Major Features
*Simple, easy to use interface.
*TekFax can send incoming faxes for configured recipients via e-mail in TIFF format.
*Supports UPnP for NAT traversal. You can also set external IP address manually.
*ENUM (RFC 37612).
