49
●
Ext
Port
‐
Int
Port:
External
Port
‐
Internal
Port,
enter
the
WAN/LAN
service
ports.
●
Internal
IP:
The
IP
address
of
a
computer
used
as
a
server
in
LAN.
●
Protocol:
Includes
TCP,
UDP,
and
Both.
Select
“Both”
if
you
are
not
sure
about
which
protocol
to
use
●
Enable:
The
corresponding
entry
takes
effect
only
if
you
checked
this
option.
●
Delete:
Remove
a
corresponding
entry
●
Well
‐
known
Service
Port:
The
well
‐
known
Service
Port
lists
widely
used
protocol
ports.
Simply
select
a
port,
an
entry
ID,
and
click
the
"Add
to"
button
to
transfer
the
selected
port
to
the
corresponding
fields
of
the
selected
entry.
In
case
you
cannot
find
the
port
you
will
need
to
enter
it
manually.
Example:
You
want
to
share
some
large
files
with
your
friends
who
are
not
in
your
LAN,
however,
it
is
not
convenient
to
transfer
such
large
files
across
the
network.
You
can
set
up
your
own
PC
as
a
FTP
server
and
use
the
Virtual
Server
feature
to
let
your
friends
access
these
files.
Assuming
that
the
static
IP
address
of
the
FTP
server
(Namely,
your
PC)
is
192.168.0.110,
you
will
want
your
friends
to
access
this
FTP
server
on
the
default
port
of
21
using
the
TCP
protocol,
details
are
explained
below:
1.
Enter
21
in
both
Ext
Port
and
Int
Port
fields
or
select
FTP
from
Well
‐
known
Service
Port
and
an
entry
ID
21
will
be
automatically
transferred
to
the
corresponding
fields
of
the
selected
entry.
2.
Enter
192.168.0.110
for
the
IP
Address,
select
TCP
and
then
select
Enable
.
Summary of Contents for F452
Page 1: ...Wireless N450 Gigabit Router 1...
Page 39: ...39...
