API
T
E
S
T
A
U
T
OM
A
TION
DEE
P
D
I
V
E
I
N
T
O
P
R
O
T
O
C
O
L
S
T
A
C
K
API
TEST
AUT
OMA
TION
DEEP
DIVE
INT
O
PR
O
T
OC
OL ST
A
CK
About
An
t
on
Se
me
nche
nk
o
Co
-
f
ounder
\
a
ct
i
vis
t
of
C
OM
A
QA
.B
Y
,
Co
r
eHa
r
d.B
Y an
d
In
t
erIT
c
omm
uni
ti
es,
c
o
-
f
ounder
of
DP
I.S
ol
uti
ons
,
manager at
EP
AM S
ys
t
em
s.
Mor
e than
16
year
s of
e
xper
i
enc
e in
IT
.
Speci
al
i
z
es
i
n
l
o
w
-
l
e
vel
de
velopme
n
t,
Q
A aut
omati
on,
managem
en
t,
sal
es.
A
g
e
n
d
a
3
1
OSI
Mod
el
T
oo
ls
3
W
e
b
se
rvice
te
stin
g
2
7
A
P
P
LI
C
A
T
I
ON
6
P
R
E
S
EN
T
A
T
I
ON
O
S
I
m
o
d
e
l
4
5
S
E
S
S
I
ON
4
T
R
A
N
S
P
OR
T
3
N
E
T
W
OR
K
2
D
A
T
A
LINK
1
P
H
Y
S
I
C
A
L
D
AT
A
S
E
G
ME
N
T
P
A
C
K
E
T
FRAME
B
I
T
S
PO
R
T
I
P
M
A
C
7
la
y
er
OSI
model
:
1.
I
t
i
s not
s
t
r
i
ct r
epr
ese
n
t
a
t
i
on
of
act
ua
l
ar
chite
ctur
e,
but
r
a
t
her
c
oncep
tion
th
a
t
help
s t
o unde
r
s
t
and i
n
t
er
acti
on
o
v
er
th
e
ne
tw
or
k
.
I
beli
e
v
e al
mos
t
al
l
of
y
ou
al
r
eady
sa
w
t
hi
s
mode
l
,
or
a
t
l
eas
t
hear
d
ab
out
it
.
OSI
s
t
an
ds
f
or
Open
S
y
s
t
em
I
n
t
er
c
onnecti
on
7
la
y
er
OSI
model
:
2.
The fir
s
t
la
y
er is
th
e
p
h
y
sical
la
y
er
.
Th
i
s
i
s
h
o
w
d
o
d
e
vic
es
c
o
n
n
ec
t
.
Ar
e
th
e
y
c
onnec
ti
ng a
cr
oss
wir
es
?
Or
m
a
ybe
wit
h fi
ber
?
3.
The sec
o
n
d
la
y
er
up h
er
e
i
s r
e
f
er
r
ed
t
o as t
he
Da
t
aLink
La
y
er
.
Th
e
Da
t
aL
i
nk
l
a
y
er
i
den
t
i
f
i
es
h
o
w
th
e el
ec
tr
o
n
ic
s
signal should
b
e
tr
ansla
t
ed
.
I
s it
E
t
her
ne
t
or
wir
eless.
I
t
c
oul
d be 8
0
2
.
1
1
f
or
wir
eless
or
8
0
2
.
3
f
or
E
t
her
ne
t
s
t
an
da
r
ds.
Da
t
aL
i
nk
l
a
y
er
i
s
sa
ying
h
o
w th
e
b
its of
d
a
t
a ar
e p
ac
k
ag
ed
.
4.
The th
ir
d
le
v
el
up h
er
e
i
s
t
he
n
e
tw
o
rk
la
y
er
.
T
he n
e
t
w
ork
l
a
y
er
i
s
wher
e
w
e
i
n
t
r
oduce
t
he c
once
p
t
of
ad
dr
essing
.
Fr
o
m
add
r
ess,
and
t
o
add
r
ess
.
5.
Th
ese fir
s
t
th
r
ee
la
y
er
s
ar
e
de
fi
ned unde
r
th
e
OSI
m
ode
l
t
o be
c
o
n
tr
o
ll
ed
b
y
th
e
n
e
tw
o
rk
.
The ne
x
t
f
our
ar
e
t
he s
y
s
t
em
or
soft
w
ar
e
c
on
t
r
oll
ed
c
omponen
t
s.
7
la
y
er
OSI
model
:
6.
La
y
er n
u
mb
er
f
our
i
s
c
al
l
ed
t
he
T
r
ansp
o
rt
La
y
er
.
T
r
an
sport
i
s t
ell
i
ng
us ho
w
w
e
ar
e
g
oing
t
o
p
ac
k
ag
e th
e
d
a
t
a
b
ec
aus
e
w
e d
on't
sen
d
al
l
o
f
th
e
c
o
n
t
en
t
a
t one time
.
W
e
send
it
in p
ac
k
e
ts
.
The
y
ar
e
smal
l
pi
ec
es
of
da
t
a
t
ha
t
ar
e
t
ak
en
f
r
om
a
l
ar
g
e bund
l
e of da
t
a
on
t
he s
y
s
t
em
her
e
… a
nd
chopped
i
n
t
o
smal
l
er
pi
ec
es. …
.
an
d
t
hen
sen
t
acr
oss
t
he in
t
er
ne
t
an
d
r
eassem
bl
ed
a
t
th
e f
ar
si
de.
So
tr
anspor
t
m
ec
hani
sm
s disassem
bl
e
th
es
e
pi
ec
es
,
se
nd
it
acr
oss
th
e
i
n
t
er
ne
t
an
d r
eassem
bl
e
i
t
a
t
th
e other
si
de.
T
r
an
sport
La
y
er
i
s
v
ery
i
mpor
t
an
t
f
or
r
eli
ab
i
l
i
t
y
of t
he
da
t
a.
I
t
ensur
e
t
ha
t
I
act
ua
l
l
y
g
e
t
al
l
of
t
he me
ssage
.
I
f
I
g
e
t
pa
r
t
of t
he
me
ssage
f
r
om
one
sour
ce
an
d
part f
r
om
anot
her
,
if
I
c
an
pr
ope
r
ly
put
them
back
t
og
e
th
er
,
I
ha
v
e
t
he c
omple
t
e
me
ssage
.
The t
r
an
sport
t
ell
s
me
,
ho
w
I
br
eak
do
wn
an
d
put
ba
ck
t
og
e
t
her
t
he
da
t
a.
7
la
y
er
OSI
model
:
7.
Ne
x
t
l
e
v
el up
her
e
i
s Session.
This
is
wh
er
e
sessio
n
s
ar
e han
d
led
.
I
t
open
s,
cl
ose, an
d
able t
o r
ec
ov
er
a session
.
And
it
al
lo
w
s
t
o
s
ynchr
oni
z
e
i
n
f
or
ma
t
i
on
f
r
om
di
f
f
er
en
t
s
t
r
eams.
8.
Al
l
r
i
gh
t
,
so
one
l
a
y
er
up
i
s
la
y
er
6
is th
e pr
esen
t
a
tio
n
la
y
er
.
I
t
h
and
les
th
e la
n
gu
ag
e
o
r
f
o
rma
t
th
a
t am
I
u
sing
?
And
so
,
when
I
'm
t
al
k
i
ng
ab
out
th
e c
omm
uni
c
a
t
i
on t
ha
t
's
g
oin
g
acr
oss
a p
arti
cula
r
se
ssion,
acr
oss
a parti
cular
pr
ot
oc
ol,
I
c
ould use m
ul
ti
pl
e
la
ngu
ag
es
.
If
I
use HT
TP
an
d
P
or
t
8
0
t
he la
ng
ua
g
e
mig
h
t
be
HTML
.
Or
I
c
oul
d
use
oth
er
f
or
ma
t
s.
I
c
oul
d use
XML
.
Th
er
e'
s
a l
ot of
oth
er
l
an
gu
age
s
t
ha
t
mig
h
t
be
used acr
oss
HT
TP
.
Al
so som
e
sour
ce
s
clai
m
s
th
a
t
SSL
lea
v
es
her
e,
in
pr
es
en
t
a
ti
on
la
y
er
.
7
la
y
er
OSI
model
:
9.
Whe
n
w
e
mo
v
e
up h
er
e
t
o th
e
se
v
en
th
la
y
er
her
e,
w
e'
r
e
g
onna
t
al
k
about
th
e
App
li
c
a
tion L
a
y
er
.
The A
ppl
ic
a
ti
on
La
y
er
is
th
e
actua
l
ap
pl
i
c
a
t
i
on
t
ha
t
's
g
oin
g
t
o
mana
g
e
t
he da
t
a
an
d c
on
v
er
t
s
i
n
f
or
ma
t
i
on t
o
da
t
a
an
d
ba
ck
w
ar
ds.
Whe
n
I
sa
y A
pp
li
ca
tio
n
La
y
er
,
o
u
r
e
x
ample her
e
w
o
u
ld
b
e br
o
w
ser
s,
a
t lea
s
t
f
o
r
th
e
c
ase w
e'r
e
t
al
ki
n
g
about
HT
TP
.
Or
HT
TP
c
li
en
t
f
o
r
A
PI
.
C
LI
E
N
T
SE
R
V
I
C
E
7
A
P
P
L
I
C
A
T
I
O
N
6
P
R
E
S
E
N
T
A
T
I
O
N
5
S
E
S
S
I
ON
4
T
R
A
N
S
P
OR
T
3
N
E
T
W
OR
K
2
D
A
T
A
LINK
1
P
H
Y
S
I
C
A
L
A
P
I
t
e
s
t
a
u
t
o
m
a
t
i
o
n
GET
http://w
ww
.
exa
m
pl
e.
com
/c
ust
om
ers
/33
2
45
200
O
k
+
P
a
y
l
o
a
d
R
e
q
u
e
s
t
d
a
t
a
D
a
t
a
f
o
r
ma
t
:80/
:443
UD
P
/
T
C
P
IP
M
A
C
10
Th
e
OSI
model
descr
i
bes
ho
w
t
o
encap
sulat
e
the pie
c
es
o
f
da
t
a
a
nd
send
tr
o
u
gh
th
e
n
e
tw
o
rk
.
W
ell
,
her
e'
s
a
pa
ck
e
t
of
dat
a
.
T
he b
l
ue
c
olu
mn. Ag
ai
n,
t
hi
s
i
s
b
y
e
x
ampl
e,
I
am not
t
r
ying
t
o
descr
i
be
pr
ec
i
sely
s
t
anda
r
ds
of an I
P
pack
e
ts
c
on
t
en
t, bec
ause
th
is
if
f
ar
fr
om
th
is
w
or
k
shop
sc
ope.
I
am
g
onna
s
t
art h
er
e
a
t
l
a
y
er
se
v
en,
t
he
Appl
i
c
a
t
i
on
La
y
er
.
Her
e
i
n
t
he
pa
ck
e
t
,
t
he fi
r
s
t
t
hi
ng
w
e'
r
e
g
onna
do
i
n
l
a
y
er
se
v
en'
s
g
onna
put
da
t
a
i
n
her
e,
som
e
pa
yload.
Th
is d
a
t
a c
ould
b
e en
cr
yp
t
ed
.
I
c
ould put
a fl
ag
t
ha
t
sa
y
s
t
ha
t
encryp
t
i
on
i
s used.
A
s
an
e
x
ample V
PN
.
Th
e ne
x
t
la
y
er
of
t
he mo
del
i
s six
an
d
t
hi
s
i
s wher
e
I
w
oul
d
put
t
he
f
or
ma
t
.
I
need
a w
a
y t
o id
en
t
i
f
y
wha
t
t
he
f
or
ma
t
of
t
he da
t
a
i
s
.
I
ha
v
e la
y
er
fi
v
e and l
a
y
er
f
i
v
e
i
s ab
out
m
y por
t
or
m
y pr
ot
oc
ol.
I
n her
e,
I
'm
id
en
t
i
f
ying w
ha
t
me
chani
sm I'm
usi
ng
.
I
'v
e
g
ot P
or
t
8
0
,
i
f
i
t
's
HT
TP
f
or
e
x
ampl
e.
My la
y
er
f
our
her
e
i
s th
e T
r
an
sport
La
y
er
.
Th
e
t
w
o
mos
t
c
omm
on
f
or
ms
of
t
r
an
sport
ar
e
UDP
,
User
Da
t
agr
am Pr
o
t
o
c
o
l
a
nd
T
CP
,
T
r
ansmissio
n
Con
tr
o
l
Pr
o
t
o
c
o
l
.
I
n
UDP
sequence
of
deli
v
ery
, se
quence
of
t
r
an
smissi
on
doesn't
me
an
as
much.
Th
e other
op
t
i
on
her
e
i
s T
CP
,
T
r
an
smissi
on Con
t
r
ol
Pr
ot
oc
ol.
Whe
n
I
send
c
on
t
en
t
via
T
CP sequ
ence
ma
t
t
er
s.
T
CP
i
s mo
r
e
i
mpor
t
an
t
th
a
t
i
t
be
deli
v
er
ed
an
d r
eassem
bl
ed
sequen
t
i
al
l
y
.
Le
t's
jus
t sa
y
I
ha
v
e
a
2
0
-
w
or
d
message. And
I
r
ece
iv
e
pa
rt
one,
pa
rt
t
w
o
,
pa
r
t
t
hr
ee
,
pa
r
t
fi
v
e. W
ai
t
I
need
pa
r
t
f
our
,
R
e
t
r
a
ns
mit
pa
rt
f
ou
r
so
t
ha
t
I
c
an
r
eassem
bl
e
t
he
me
ssage
.
I
f
I
'm
doi
ng
U
DP
,
i
t
mig
h
t
not
bee
needed.
So
i
n l
a
y
er
f
our
I
ha
v
e in
f
or
ma
t
i
on t
ha
t
al
l
o
w
s me
t
o
r
ec
o
v
er
t
he
c
on
t
en
t
of
mult
i
pl
e
pa
ck
e
t
s.
I
don't send
al
l
of m
y
da
t
a
i
n
one
pa
ck
e
t
.
I
chop
i
t
i
n
t
o
pi
ec
es
.
Th
e bot
t
om
t
hr
ee
ne
t
w
or
k
l
a
y
er
s.
La
y
er
t
w
o
i
s
wher
e
t
he
MA
C ad
dr
ess
e
x
i
s
t
s.
Th
i
s
i
s th
e ph
y
si
c
al
I
D of
a ne
t
w
or
k
c
ar
d
i
n
a
P
cso
I
wil
l
ha
v
e the
FR
OM
an
d T
O MA
C ad
dr
esse
s
.
And f
i
na
l
l
y
l
a
y
er
3
i
s
f
or
I
P
ad
dr
ess.
Th
i
s
i
s
t
he
v
ery
l
as
t
pi
ec
e
of
da
t
a
ad
ded t
o pack
e
t
an
d
no
w
,
I
c
an
send t
hi
s
pa
ck
e
t
usi
ng
t
he
OSI model
ba
ck
an
d f
or
t
h
be
t
w
ee
n
t
he
t
w
o
de
vices.
Th
e
OSI
mod
el is an
idealiz
ed
ab
s
tr
ac
t
mod
el,
and
th
er
e ar
e n
o
p
r
o
t
o
c
o
ls
in u
se
t
o
d
a
y th
a
t f
o
ll
o
w
it
.
HT
TP
w
as cr
ea
t
ed
wit
hout
r
eg
ar
d
t
o
t
he OSI
mode
l
,
so
t
her
e'
s
no
poi
n
t
t
o tr
ying
t
o m
ak
e
i
t
ab
solu
t
ely fi
t
.
I
t
jus
t
shoul
d hel
p
t
o
i
magi
ne
wha
t
's
g
oin
g on wh
en
y
ou
send
r
eques
t
som
e
whe
r
e.
R
e
q
u
e
s
t
-
r
e
sp
o
n
se
s
t
r
uc
t
ur
e
and
typ
e
s
14
P
O
S
T
/maps/
api/pla
c
e/
a
dd
/j
s
o
n
H
T
T
P
/
1
.
1
H
o
s
t
:
map
s.
g
oog
l
ea
pis
.
c
om
C
o
n
t
e
n
t
-
T
y
p
e
:
appli
c
a
ti
on/
j
s
on
Acc
ep
t:
app
l
i
c
a
ti
on
/j
s
on
{
"
l
o
c
a
t
i
o
n
"
:
{
"l
a
t"
:
-
33.86
697
10,
"l
ng
":
151.1958750
},
"name":
"Andr
e
w
w
a
s
her
e",
"phon
e_
nu
mbe
r"
:
“+
375(
29)
37
048
58",
"types
":
["bar"],
}
R
e
q
u
e
s
t
l
i
ne
: ME
TH
OD
|UR
I
|H
T
T
P
v
e
r
s
i
o
n
H
E
A
D
E
R
S
M
E
S
S
A
G
E
BO
D
Y
So
I
wil
l
g
o ahead
an
d
mo
v
e
clot
he
t
o
mai
n
t
heme
of
t
hi
s
w
or
k
shop.
I
n
mos
t
c
ases when
y
ou
ar
e
w
or
k
i
ng
wit
h
API
,
it
means
th
a
t y
o
u
wil
l
send
some r
equ
es
t
and
c
h
ec
k
some r
espons
e
.
Th
i
s
i
s ho
w
i
t
usua
l
l
y
w
or
k
s.
So
th
is
is
r
eque
s
t
e
x
ample.
I
t c
onsis
ts f
r
om
r
eque
s
t
li
ne,
header
s
and
me
ssage
body
.
Message
body
i
s
op
t
i
onal
.
F
or
Ge
t
i
t
op
t
i
onal
, and H
E
AD
r
eques
t
shoul
d
not
ha
v
e thi
s
pa
r
t
.
Ok
,
r
equ
es
t
li
n
e
c
on
t
ai
ns
R
equ
es
t me
th
o
d
,
URI
o
f r
eso
u
r
c
e
,
an
d
v
er
sio
n
o
f p
r
o
t
o
c
o
l
.
Header
sec
t
i
on
c
on
t
ai
ns a
l
l
i
n
f
or
ma
t
i
on ab
out
r
eque
s
t
it
se
lf
.
The o
nl
y
one
header
th
a
t
should
be
pr
es
en
t
ed
in
an
y
c
ase
i
s
hos
t
.
Thi
s
i
s
ad
dr
ess
of
serv
er
t
ha
t
w
e
ar
e
t
al
k
i
ng
t
o. C
ook
i
es,
c
on
t
en
t
types,
session
i
n
f
or
ma
t
i
on wil
l
be
s
t
or
ed
i
n
t
hi
s
sec
t
i
on.
And r
eques
t
body
i
t
self
.
Th
i
s
pa
r
t
c
on
t
ai
ns
t
he
da
t
a,
t
ha
t
shoul
d be sen
t
t
o
th
e
se
r
v
er
.
R
e
q
u
e
s
t
-
r
e
sp
o
n
se
s
t
r
uc
t
ur
e
and
typ
e
s
16
H
T
T
P
/
1
.
1
200
OK
C
o
n
t
e
n
t
-
T
y
p
e
:
app
l
i
c
a
ti
on/
j
s
on;
C
o
n
t
e
n
t
-
L
e
n
g
t
h
:
352
{
"i
d"
:
"50ea6150666e0de
4b097",
"plac
e_
i
d"
:
"
qgY
v
C
i
0
j
l
h
Z
T
g
z
N
G
I
"
,
"sc
ope
"
:
"AP
P
",
"
s
t
a
t
u
s
"
:
"OK"
}
S
t
a
t
u
s
-
L
i
n
e
:
H
T
T
P
-
V
e
r
s
i
o
n
|
S
t
a
t
u
s
-
C
o
d
e
|
R
e
a
s
o
n
-
P
h
r
a
s
e
H
E
ADE
R
S
M
E
S
S
A
G
E
B
O
D
Y
On
each r
eques
t
serv
er
r
epli
es
wit
h r
esponse.
T
ypic
al
l
y
r
espons
e
wil
l
c
o
n
t
ai
n
St
a
tu
s li
n
e, h
ea
d
er
s
and
messag
e body
.
St
a
tu
s li
ne
sho
w
s
e
x
ec
ut
ion s
t
a
tu
s
of
r
eque
s
t.
Ar
e
th
er
e
an
y
er
r
or
s,
or
r
eques
t
pr
oce
ssed
succe
ss
f
ul
l
y
.
Th
er
e
ar
e
pr
e
t
t
y
bi
g
amoun
t
of
s
t
a
t
us
c
odes,
I
’ll
descr
i
be
t
hem
be
t
t
er
i
n ne
x
t
sli
de.
Header
s
pa
r
t
is t
he same
wit
h r
eques
t
.
I
t
c
on
t
ai
ns
i
n
f
or
ma
t
i
on
ab
out
r
es
ponse
,
se
ssion
da
t
a,
c
ook
ies,
and
siz
e
of
m
es
sag
e
body
.
And a
me
ssage
body
i
t
self
.
I
t
c
oul
d be
J
SON,
XML
,
HTM
L
, m
i
me
t
ypes..
.
R
e
q
u
e
s
t
-
r
e
sp
o
n
se
s
t
r
uc
t
ur
e
and
typ
e
s
18
W
E
B
S
E
R
V
I
C
E
2xx:
Suc
ces
s
200
OK
201
C
r
e
a
t
e
d
4x
x:
C
l
i
e
n
t
E
r
r
o
r
400
Bad
R
e
q
u
e
s
t
403
F
orbi
d
d
e
n
404 Not
F
ou
n
d
405
Me
thod
No
t
Allow
e
d
410
Go
n
e
5x
x:
Ser
v
er
E
r
r
o
r
500
I
n
t
e
r
n
a
l
Se
r
v
e
r
E
r
r
o
r
About
s
t
a
t
us
c
odes.
Th
e
y
ar
e
r
epr
ese
n
t
ed
an
d
descr
i
bed
i
n
RF
C
7
2
3
1
.
V
al
u
e
o
f
s
t
a
tu
s c
o
d
e
r
epr
esen
t
r
esult of
r
espons
e
e
x
ec
u
tio
n
.
Ther
e
ar
e
fi
v
e
subgr
oup
s. One
hundr
ed
t
o
fi
v
e
hundr
ed
.
Th
e
mos
t
c
omm
on
ar
e
tw
o
h
u
n
d
r
ed
,
serv
er
shoul
d r
e
t
urn
t
hi
s
c
ode
i
n
c
ase
of su
cc
ess
f
ul
r
eques
t
pr
oce
ssi
ng
.
F
our
h
u
n
d
r
ed
s
t
a
tu
s
c
ode
s
should be r
e
tu
r
ned
in
c
ase if
som
e
th
in
g
w
en
t
wr
ong
on
r
eques
t
or
s
si
de
.
And t
he
500
(In
t
er
na
l
Serv
er
Err
or
)
s
t
a
t
us
c
ode
i
ndi
c
a
t
es
t
ha
t
t
he serv
er
enc
oun
t
er
ed
an
une
xpect
ed c
ondit
ion t
ha
t
pr
e
v
en
t
ed
it
fr
om
fu
lf
il
l
i
ng
t
he r
eques
t
.
D
EL
E
TE
R
E
A
D
U
P
D
A
TE
C
R
E
A
TE
201
C
r
e
a
t
e
d
+
L
o
c
a
t
i
o
n
P
O
S
T
http://w
ww
.ex
am
pl
e.c
om
/cu
st
om
ers
+
pa
ylo
ad
GET
http://w
ww
.
exa
m
pl
e.
com
/c
ust
om
ers
/33
2
45
200
Ok
+
P
a
y
l
o
a
d
PUT
http://w
ww
.
exa
m
pl
e.co
m
/
cus
tom
ers
/3
32
45
200
Ok
D
EL
ET
E
http://w
ww
.
exa
m
pl
e.co
m
/
cus
tom
ers
/3
32
45
200
Ok
RES
T
and
C
R
U
D
h
t
t
p
:
/
/
www
.
a
w
e
s
o
me
por
t
a
l
.
c
o
m
:12
3
4
/
p
a
t
h
/
v
er
s
i
o
n
/r
e
so
ur
ce
?
f
oo=
f
oo%2
0
b
a
r
p
r
o
t
o
c
o
l
a
d
d
r
e
s
s
port
r
e
s
o
u
r
ce
p
a
t
h
quer
y
20
A
n
d
a f
e
w
w
o
r
d
s
about
RES
T
:
1.
RE
S
T
is a
r
c
h
it
ec
tu
r
al
s
tyle
o
f
b
u
il
d
ing
w
eb
ser
vic
es
.
R
es
t
servi
ce
usual
ly
r
epr
es
en
ts
al
l
da
t
a
as r
es
our
ce
s,
and
t
o
in
t
er
act wit
h
th
is
r
esour
ce
s
w
e
use
HT
TP
me
t
hods.
So
t
o send
r
eques
t
t
o
i
n
t
er
act
wit
h some
da
t
a,
r
eques
t
wil
l
l
ook
s
l
i
k
e:
t
ype
of p
r
ot
oc
ol,
t
hen wil
l
be
t
he hos
t
,
or
ad
dr
ess,
or
ma
ybe
y
ou
wil
l
w
on
t
t
o use
I
P
an
d
port.
Th
e
ne
x
t
pa
r
t
i
s
r
esour
ce
pa
t
h,
an
d
her
e
c
oul
d be v
er
si
on
of
endpoin
t
.
And
la
s
t
part i
s query
,
it
c
on
t
ai
ns par
ame
t
er
s
th
a
t
y
ou
w
an
t
t
o
send t
o
r
esour
ce
.
2.
E
ach r
esour
ce
c
oul
d be
c
r
ea
t
ed
,
r
ea
d
,
u
p
d
a
t
ed
or
d
ele
t
ed
.
W
ell
it
ob
viousl
y
depends
on
acce
ss
an
d
wha
t
log
i
c
i
s impl
em
en
t
ed
i
n w
eb
se
r
vice
?
B
ut
in
g
ene
r
al
: t
hi
s
is c
al
led
cru
d
ope
r
a
ti
ons.
The
m
ai
n
i
dea
i
s th
a
t
d
a
t
a
sh
o
u
ld
b
e c
r
ea
t
ed
with
p
o
s
t
me
th
o
d
,
r
ea
d
with
GET
me
th
o
d
,
t
o
DELETE
d
a
t
a, me
th
o
d
DELETE
sh
o
u
ld
b
e
u
sed
,
an
d
t
o
u
p
d
a
t
e,
me
th
o
d
u
p
d
a
t
e
sh
o
u
ld
b
e
u
sed
.
Cli
e
n
t
–
s
er
v
i
ce
inte
r
a
c
tion