IBM Aptiva Handbook page 186

Table 13: Modem commands (Continued)
Code/Command Function
Qn Sends result codes
n=0 Result codes sent
n=1 Result codes not sent
Vn Determines whether the result code is sent as numbers or words.
n=0 Result code is sent as numbers
n=1 Result code is sent as words
Xn Sets the type of result code sent
n=0 Basic result code sent (0 to 4)
n=1 Extended result code sent (0 to 5, and 10)
n=2 Extended result code sent (0 to 6, and 10)
n=3 Extended result code sent (0 to 7, and 10)
n=4 Whole result code sent (0 to 10)
Z Resets the modem to the defaults
Z0 Recalls modem profile 1
Z1 Recalls modem profile 2
&Zn= Stores up to four telephone numbers in the modem's memory
&V The modem answers with the active profile and the phone numbers stored in NVRAM
&W0 Saves the current register setting as profile 1
&W1 Saves the current register setting as profile 2
&F&W0&W1 Returns a modem profile to the original factory setting
Escape sequence
+++
Return to command state
Shows which class of fax commands the modem supports. If the modem answers:
0,1 it supports Class 1 commands
+FCLASS=?
0,1,2 it supports Class 1 or Class 2 commands
0,2 it supports Class 2 commands
172 Appendix C: Modem information