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Extended "at&" command set – ZyXEL Communications ACCESSING INTERNET & INTRANET omni series User Manual

Page 130

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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.