"may add V.34-Fax support"... lest we confuse anyone with the confusion
already present between Conexant and Agere implementations
Class 1 relies on HylaFAX to perform the bulk of the fax protocol.
Class 2 relies on the modem to perform the bulk of the fax protocol.
Class 2.0 is similar to Class 2 but may include more features.
-Class 1.0 is similar to Class 1 but adds V.34-fax capability.
+Class 1.0 is similar to Class 1 but may add V.34-fax capability.
Class 2.1 is similar to Class 2.0 but adds V.34-fax capability.
HylaFAX generally will have more features when using Class 1/1.0 than