
Sept. 15 09
DV230
C
o
n
f
i
g
u
r
a
t
i
o
n
T
r
o
u
b
l
e
s
h
oo
t
i
n
g
Guide
v
1
.
3
Just
t
i
c
k
the
box under
“
E
N
A
B
L
E
UPNP”
to enable
i
t
.
Devices which
s
u
pp
o
r
t
UPnP
a
r
e
p
r
i
n
t
e
r
s
,
s
c
a
nn
e
r
s
,
WLAN
access
p
o
i
n
t
s
,
media
servers
and many
mo
r
e
.
N
A
T
-
P
M
P
E
x
p
l
a
n
a
t
i
o
n
:
NAT
Port
M
a
pp
i
ng
Protocol
(NAT-PMP)
is i
n
t
r
o
d
u
c
e
d
by
A
pp
l
e
C
om
p
u
t
e
r
in
June
2005
.
NAT-PMP
allows a
c
om
p
u
t
e
r
in a
p
r
i
v
a
t
e
n
e
t
w
o
r
k
(behind
a
NAT
router) to
a
u
t
om
a
t
i
c
a
ll
y
configure the router to
allow
parties
o
u
t
s
i
d
e
the
p
r
i
v
a
t
e
n
e
t
w
o
r
k
to contact
i
t
s
e
l
f
.
NAT-PMP
runs over
U
D
P
.
I
t
e
ss
e
n
t
i
a
ll
y
automates the process
of
port
f
o
r
w
a
r
d
i
n
g
.
How
it
w
o
r
k
s
:
In NAT-PMP
is a
m
e
t
h
o
d
for
r
e
t
r
i
e
v
i
n
g
the
public
IP
address
of a
NAT g
a
t
e
w
a
y
,
t
hu
s
allowing
a
client to
make
t
h
i
s
public
IP
address
and
port number
known
to
peers
that
may wish
t
o
c
omm
un
i
c
a
t
e
w
i
t
h
i
t
.
U
s
a
g
e
:
Just
t
i
c
k
the
box under
“
E
N
A
B
L
E
N
A
T
P
M
P
”
to enable
i
t
.
P
r
o
d
u
c
t
s
that
s
u
pp
o
r
t
this
p
r
o
t
o
c
ol
includes
MAC
OS
X
,
l
i
m
e
w
i
r
e
,
u
T
o
rr
e
n
t
,
N
i
c
e
c
a
s
t
and many
mo
r
e
.
Kommentare zu diesen Handbüchern