
118 AT Command Set Reference
Output Parameter Output Value Description
Connect DTE Speed Current on-line DTE speed.
Error Control Level Error control protocol used for current
session.
Protocol Link Speed Current on-line DCE speed, line speed.
Octets Received Number of data octets received from
remote.
Octets Sent Number of data octets sent to remote.
Cause Verbose disconnection reason for the last
session.
Cause Value Numerical disconnection reason for the last
session.
HDLC FCS Error Errors in frame (block) checksum (If there
were many FCS Errors, you may have
experienced problems on the line).
HDLC Transmit
Under-run
For TA's processor power measurement.
HDLC Receive
Over-run
For TA's processor power measurement.
Extended "AT&" Command Set
Command Options Function & Description Ref.
&Cn Carrier Detect (CD) options S21.4
&C0 CD always ON (See also S42.7)
&C1 * CD tracks presence of carrier (See
also S38.3, S42.7)
&Dn Data Terminal Ready (DTR) options.
(See also S25)
S21.6-7
&D0 Ignore DTR signal, assume DTR is
always ON.
&D1 108.1, DTR OFF-ON transition
causes dial of the default number.
(See also 'AT*Dn' and S48.4)
&D2 * 108.2, Data Terminal Ready, DTR
OFF causes the TA to hang up.
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