Modem gives errors unless 'Z' is in dial string. Modem is on com2 and appropriate Linux names are used. Modem Query results in failures if tried to connect at any other rate than 460,000kbps and no OK's appear. Dialtone is heard briefly through modem and debug Log says that modem is dialing. No dialing sound is heard from the modem.
Phone line remains with dial tone.
Tech support from Actiontec says that modem is Linux compatible. Tech support from Actiontec says modem is working.