AT Command Set and S-Registers
13-93980-A2-GB30-20 November 1996
Table 13-1
(7 of 11)
3800
Plus
AT Commands
AT Command Front Panel BranchDescription
&I Dial Transmit Level
When Dial Transmit Level Type is set to Permissive, &I
n
sets Dial Transmit
Level to a value between –10 and –32 dBm. &I99 and &I100 cause the
level to be varied automatically according to conditions for Enhanced
Throughput Cellular (ETC) operation.
&I10 –10 dBm
&I11 –11 dBm
S
S
S
S
&I32 –32 dBm
&I99 Automatically adjusted according to the ETC1.0 specification. Use
only with remote modems set to &I
99, and limit the data rate to
4800 bps (S41=5). Set by &F6.
&I
100
Automatically adjusted according to the ETC1.1 specification.
NOTE: &J0 overrides this command; &I
n
overrides the &J0 command.
Configure\Edit\Dial Line
&J
n
Dial Transmit Level Type
&J0 Permissive (Approx. –9 dBm).
NOTE: &J0 overrides the &I
n
command; &I
n
overrides the
&J0 command.
Configure\Edit\Dial Line
&L
n
Leased Mode
&L0 Disables leased-line operation.
&L1 2-wire originate leased-line operation.
&L2 4-wire originate leased-line operation.
&L3 2-wire answer leased-line operation.
&L4 4-wire answer leased-line operation.
The &L command will cause the modem to reset before entering or exiting
Leased-Line mode. Therefore, it must be entered as the last command in
an initialization string. The modem must be in Sync Leased mode (&F2 or
&F4) for the &L command to work.
Configure\Edit\Leased
Line