Ericsson ZAT 19.2 Operation Manual page 52

+&DA Dial backup on loss of carrier in leased line
Commands: +&DA0, +&DA'1
AT+EDA0 eI Of
"Dial backup on loss of DCD, provided that the
«| modem is in A-channel (originator). The
-|modem will use Call-list 2 when the dial
backup sequence is started.
The modem will use Call-list 2 for the dial backup.
"See chapter 11, "Leased line operation " for more
information.
+&DB Dial backup if data inactivity for leased line
Commands: +&DBO, +&DB1
AT+&DBO gia) [°°
AT+&DB1 eg On, provided that the modem is in A-channel
= (originator). This command must be combined
: & : | with use of test of data inactivity, +&T. See
{also description of +S8.
The modem will use Call-list 3 for the dial backup.
See chapter 11, "Leased line operation " for more
information.
E Echo on/off
Commands: EO, E1
Determines whether data received from DTE is echoed in
command mode.
Mises b a u Echo inhibited. Commands entered are not
ATEOg*| displayed on the screen
o e eu =H. " . . {Echo enabled. All commands entered are
ATE1 a " | displayed
3-14
LZTR104006 R1.00
Zat 14.4/14.4-7 and Zat 19.2/19.2-7