Function & Description Ref.
directory location n.
*D0 * (See also S35.4 and S38.0)
*En Modem error control negotiation. S21.0
*E0 * if error control negotiation fails, keep
the non-error control connection.
*E1 If error control negotiation fails,
disconnect the call (hang-up).
*Fn Remote configuration enable S36.0
*F0 * Deny remote configuration
*F1 Accept remote configuration (Remote
Digital Loop-back must be granted,
&T4)
*Gn Security function selection S36.5-7
check and call back, remote user
enters the call back number
*Hn n=0-49 Modify user password table at
location n.
*HS Modify supervisory password
(Default: “ZyXEL”)