User`s guide

AT Commands
Modem 3600 5-39
Load Factory Options &Fn
The &Fn command loads one of the existing configuration sets,
providing a complete configuration for a compatible system/network
environment. Refer to the Appendix H for a complete list of the options
in each set.
Reset to Stored Configuration Z
The Z commands reset the modem and immediately load either user
option set 1 or 2 as the current configuration. This command saves time
once a proven configuration is established.
Command Operation
&F, &F1 Load factory option set 1 (async dial-up with V.42 bis)
&F2 Load factory option set 2 (async dial-up without V.42
bis)
&F3 Load factory option set 3 (sync dial-up without V.42 bis)
&F4 Load factory option set 4 (sync 4-wire leased line
without V.42 bis)
&F5 Load factory option set 5 (async 4-wire leased line with
V.42 bis)
&F6 Load factory option set 6 (async 4-wire leased line
without V.42 bis)
&F7 Load factory option set 7 (sync 2-wire leased line
normal originate)
&F8 Load factory option set 8 (sync 2-wire leased line forced
answer)
&F9 Load factory option set 9 (sync V.25 bis dialer)
Command Operation
Z Resets the modem and immediately loads user option
set 1
Z1 Resets the modem and immediately loads user option
set 2