

    Firmware version 3.3 has been released with following change :

    1. FAX performance improved in long delay and strong echo condition.
    2. Clock is provided when synchronous mode is selected.
    3. Asynchronous 2/W leased line will check FCS error counter to
       determine whether the line was been disconnected and restart
       handshaking ( include error-control level ).
    4. Async Direct mode ( No buffering ) implemented.
    5. V.22 bis analog loopback test implemented.
    6. V.42 bis implemented
    7. AT command changed

       AT&K3: enable V.42
       AT&K4: enable V.42 bis
       AT&K5-6: discarded
    8. Phone number set has been added to 10 ( 0-9 ).
    9. New command added


        1. *F0      Deny remote configuration. (Default)
        2. *F1      Accept remote configuration. ( and Remote Digital loopback
                    must be granted---AT&T4 )

        3. *G0      Disable security function
        4. *G1      enable level 1 secutity. ( password check )
        5. *G2      enable level 2 security. ( password check and call back )
                    ** These commands need password checking.

                    Modem can store 10 sets ( 0-9 ) of telephone number. If level
                    1 security enabled, modem will search the password table to
                    check the remote modem's password. If match, modem will keep
                    connected, otherwise modem will hangup the phone. If level 2
                    security enabled, modem will complete level 1 checking, if
                    not match, modem will just disconnect the line, otherwise
                    modem will discoonect the line then find the telephone number
                    and call back immediatly. Remote modem will auto-answer
                    the phone and response otherwise modem will disconnect the
                    line.

        6. *HS      Modify supervisory password.
           *Hn      Modify user password. ( n=0-9 )
                    ** These commands need password checking.

                    Any charcter could be entered as a password ( 0-255 ).
                    Maximum characters for password are eight.

        7. *Rab     Read remote configuration to local profile.
                    a= 0-3, local user profile
                    b= 0-3, remote user profile
                       4  , remote current configution.
                       5  , remote factory default.
                    ** These commands only work at on-line condition and no
                       matter async or sync remote site use.

        8. *V       View password table.
                    ** This command needs password checking.

        9. *Wab     Write local user profile to remote user profile and reset
                    remote modem from that profile.
                    a=0-3 , local user profile.
                    b=0-3 , remote user profile.
                    ** These commands only work at on-line condition and no
                       matter async or sync remote site use.

        ** Default supervisory password is "ZyXEL".

        Security function can only modified at terminal mode. Remote configuration
        can also control from panel. But you have to set "RDL REQUEST=GRANT", bit 0
        of s36 to be 1 at to be cotroled site. Set bit 1 of s36 to be 1 ( read )
        or 0 ( write ) and s37 bit 0-3 to be remote profile, bit 4-7 to be local
        profile at initiator site.

        *******************************************************************

        ZFAX utility 3 : editfont.exe

        You can use this utility to edit the ZyXEL fax font, zfax.fon.

        You can only execute this program on the EGA or VGA monitor.

        After execute this program, enter the source char and dest char,
        you can use the combination of alt and number key to enter the
        special ascii code.

        While editing, there are three different modes to edit the font.

                Normal : press ENTER to toggle the bitmap color, use
                         cursor key to move the crossbar cursor.

                Insert : In this mode, the bit that crossbar cursor pass
                         will have a mark color.

                Delete : In this mode, the bit that crossbar cursor pass
                         will have a blank color.

        Use the "INSERT" key to change these three modes.

        After editing each char, press "ESC" to quit without save or "F2" to
        save this change.
