Welcome
Terminology
Using WebHelp
Overview of the NaturalFax service
Configuring NaturalFax
Developing applications
Optimizing performance
Working with images
Function summary
Function reference
Demonstration programs and utilities
Errors
Events
Data structures
DSP requirements for NMS boards
Group 3 fax technology
Modem metrics
    Overview of modem metrics
    Signal to noise ratio (SNR)
    Training check frame (TCF)
    Using SNR and TCF together
Sub-addressing