40
IP
Subnet
Mask
Specify
WAN
IP
Subnet
Mask.
Gateway
IP
Address
Specify
WAN
Gateway
IP
address.
PPTP
Server
Specify
PPTP
Server
IP
address.
Username
Specify
the
Username
that
is
given
by
your
ISP.
Password
Specify
the
Password
that
is
given
by
your
ISP.
Connect
on
Demand
Select
the
Radio
button
to
specify
the
maximum
idle
time.
Internet
connection
will
disconnect
when
it
reach
the
maximum
idle
time,
but
it
will
automatically
connect
when
user
tries
to
access
the
network.
Keep
Alive
Select
the
Radio
button
to
keep
internet
connection
always
on.
Specify
the
redial
period
once
the
internet
lose
connection.
Get
Automatically
From
ISP
Select
the
Radio
button
for
get
the
DNS
automatically
from
DHCP
server.
Use
These
DNS
Servers
Select
the
Radio
button
for
setup
the
Primary
DNS
and
Secondary
DNS
servers
manually.
Discard
Ping
on
WAN
Place
a
Check
to
Enable
or
Disable
ping
from
WAN.
Apply
/
Cancel
Press
Apply
to
apply
the
changes
or
Cancel
to
return
previous
settings.
Auction:
If
the
router's
MTU
is
set
too
high,
packets
will
be
fragmented
downstream.
If
the
router's
MTU
is
set
too
low,
the
router
will
fragment
packets
unnecessarily
and
in
extreme
cases
may
be
unable
to
establish
some
connections.
In
either
case,
network
performance
can
suffer.