81
address
automatically,
please
ensure
that
the
router's
DHCP
function
is
enabled.
DHCP
can
automatically
assign
an
IP
address
to
your
computer.
If
there
is
no
DHCP
server
available
on
your
network,
please
set
a
static
IP
address
and
fill
in
gateway
and
DNS,
otherwise
you
cannot
access
Internet.
5.
Q:
I
cannot
access
Internet
and
send/receive
emails;
what
should
I
do?
This
problem
mainly
happens
to
users
using
ADSL
dialup
or
dynamic
IP
Internet
connection
types.
In
this
case,
go
to
“WAN
Settings”
to
change
the
MTU
value
from
default
1480
to
1450
or
1400,
etc.
6.
I
am
using
Dynamic
IP
Internet
connection
type.
How
should
I
config
the
device
for
Internet
access?
a.
Enter
the
device
web
utility,
select
“Dynamic
IP”
on
Quick
Setup
section
and
click
“Save”.
b.
If
your
ISP
requires
a
specified
MAC
address
for
Internet
connection
authentication,
then
go
to
MAC
Clone
and
change
the
device
WAN
MAC
address
to
that
MAC
address
and
click
“Save”.
7.
Q:
How
do
I
share
resources
on
my
computer
with
users
on
Internet
through
the
device?
To
let
Internet
users
access
internal
servers
on
your
LAN
such
as
e
‐
server,
Web,
FTP,
via
the
device,
use
the
“Virtual
Server”
feature.
To
do
so,
follow
steps
below:
Step
1:
Create
your
internal
server,
make
sure
the
LAN
users
can
access
these
servers
and
you
need
to
know
related
service
ports,
for
example,
port
for
Web
server
is
80;
FTP
is
21;
SMTP
is
25
and
POP3
is
110.