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Receiving And Automatic Data Rate Switching; V.25Bis Command, Indication - Furuno IB-681 Operator's Manual

Furuno high speed data modem operator's manual
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3.2.2 Receiving and automatic data rate switching

A call arrives at the data rate set on a subscriber's equipment, and the setting of DIP
Switch SW3 determines if the call will be received or not when the data rate is different
from that set on the IB-681.
S
W
3
S
a t
e t
O
F
: F
N
o
a
u
o t
m
a
c i t
d
a
a t
a r
e t
s
w
c t i
h
n i
g
O
: N
A
u
o t
m
a
c i t
d
a
a t
a r
e t
s
w
c t i
h
n i
g

3.3 V.25bis Command, Indication

For automatic calling, the HSD terminal directs the HSD modem with commands. Addi-
tionally the HSD modem directs the HSD terminal with indications. These commands and
indications are as below.
Commands
C
o
m
m
a
n
d
C
R
N
x x
x
C
l l a
D
C I
D
s i
C
C I
C
o
Consecutive commands cannot be accepted. Commands use IA5 characters. Upper case
or lower case may be input, but case cannot be mixed.
Indications
n I
d
c i
t a
o i
n
N I
C
n I
c
N I
V
n I
v
V
A
L
V
a
C
I F
x x
C
l l a
Indications are done with IA5 characters, in upper case only.
H
S
D
c
l l a
n
t o
a
c c
e
p
e t
d
s
t e
o
n
h t
e
B I
6 -
8
. 1
U
s
e
h t
s i
s
e
t t
n i
g
w
h
e
n
h t
c
a
n
n
t o
a
u
o t
m
a
c i t
a
y l l
b
H
S
D
c
l l a
a
c c
e
p
e t
d
e r
g
a
R
a
e t
s
w
c t i
h
s i
s
t e
o t
6
4
t
a r
n
s
m
t i
e t
d
t a
5
6
. K
T
h
t
r e
m
n i
l a
s i
a
s l
o
a
u
o t
m
a
N
t o
: e
T
h
e
H
S
D
t
r e
m
n i
o t
v
r a
e i
d
c
o l
k c
s
g i
n
a
. l
N
a
m
e
R
e
q
u
e
t s
N
u
m
b
r e
a
b
e l
n I
c
o
m
n i
g
C
l l a
n
n
e
t c
n I
c
o
m
n i
g
C
l l a
N
a
m
e
o
m
n i
g
C
l l a
C
l l a
h
a
a
d i l
E
r r
r o
n i
d i l
A
c c
e
t p
F
a
e l i
d
"
C
l l a
a f
R
e
m
a
k r
s
w
h
e
n
s t i
d
a
a t
a r
e t
s i
d
f i
e
y s
n
c
h
o r
c
o l
k c
o t
h t
e
e
c
h
a
n
g
e
d
o t
m
a
c t
h
d
a
d r
e l
s s
f o
d
a
a t
r
t a
. e
F
r o
K
a
n
d
a
c
l a
s ' l
a r
e t
s i
5
e
y s
n
c
h
o r
c
o l
k c
s
g i
n
l a
c i t
a
y l l
c
h
a
n
g
e
d
o t
5
6
. K
l a
s i
e r
q
i u
e r
d
o t
a
u
o t
m
a
D
e
s
c
T
a r
n
s
m
t i
a
c
l l a
P
e r
v
e
n
s t
a
u
o t
m
a
c i t
e r
A
o l l
w
s
a
u
o t
m
a
c i t
e r
p
. y l
D
e
s
c
i r
t p
o i
s
a
r r
v i
e
. d
c
o
m
m
a
n
d
f
o r
m
t
r e
m
n i
c
o
m
m
a
n
d
f
o r
m
t
r e
m
n i
a
e l i
d
e r
l p
" y
a (
n
d
e r
a
s
o
) n
10
e f
e r
n
f t
o r
m
h t
t a
H
S
D
t
r e
m
n i
l a
a t
r
t a
. e
e
x
a
m
l p
, e
f i
h t
e
6
, K
h t
e
c
l l a
s i
o t
h t
e
H
S
D
c i t
a
y l l
y s
n
c
h
o r
n
z i
e
i r
t p
o i
n
p
. y l
n
a
. l
. l
n i
e r
s
p
o
n
s
e
o t
C
R
N

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