Dialogic 6.2 - Manual (Page 299)

Ground Start Signaling
November 2009 299
Figure 36. FXS Ground Start – Outgoing Call Timing Diagram
II
S
D
N
SM
I M
ESSA
G
ES:
L4L3
mC
A
LL_R
EQ
U
EST
L3L4
mPR
O
G
R
ESS
L3L4m
SEI
Z
E
_C
O
M
P
L3L
4mC
O
N
N
E
C
T
II
S
DN TI
M
E
RS
:
ans
w
e
r_
tim
e
r
hook
time
r_
of
fh
ook
_an
sw
e
r
hook
time
r_
onhk
_m
od_
out
_r
ls
dpt
im
er
_end
_di
al
_paus
e
dpt
im
er
_i
n
ter
d
igi
t
dpt
im
er
_m
ak
e
dpt
im
er
_br
eak
fix
ed_
paus
e_
tim
e
r
hook
time
r_
onhk
_m
od_
out
_r
ls
gl
ar
e_
det
ec
tio
n_t
im
e
r
RE
CE
IV
E
HO
OKS
W
IT
CH,
F
X
O:
A
Bi
t
B Bi
t (
ign
or
ed)
T
R
A
N
SM
IT
H
O
O
K
SW
IT
C
H
,
FXS:
A Bi
t
B Bi
t
N
O
T
E
: Th
is
di
agr
am
is
des
igned
t
o
g
ive t
he r
eader
a gener
al
under
st
an
di
ng of
t
he s
equenc
e of
ev
en
ts
f
o
r
th
is
r
obbed
bi
t pr
ot
oc
o
l over
t
ime
.
T
he t
im
e
rs
and
s
pac
ing on t
h
is
gr
aph ar
e not
pr
opor
tio
nal
t
o
t
he ac
tual
event
s t
hat
oc
cu
r.
R
e
vi
sed 10-
N
o
v-
9
8
Re
vi
si
o
n
1
.3
DP
Di
g
it "
2
"
D
P
Di
g
it "
1
"
RECE
IV
ED
TRANSMITTE
D
Revised