Operation Manual

22
PortForwardingallowsyoutorouteexternal(Internet)callsforservicessuch
asawebserver(port80),FTPserver(Port21),orotherapplications,through
your Router to your internal network. Since your internal computers are pro-
tected by a rewall, machines from the Internet cannot get to them because
theycannotbe‘seen’.Ifyouneedtoconguretheportforwardingfunction
foraspecicapplication,youwillneedtocontacttheapplicationvendor
to nd out which port settings you need. You can manually input this port
information into the Router.
DMZ
IfyouhaveaclientPCthatcannotrunanInternetapplicationproperlyfrom
behind the rewall, you can open the client up to unrestricted two-way Inter-
net access. This may be necessary if the NAT feature is causing problems with
anapplicationsuchasagameorvideoconferencingapplication.Usethis
featureonatemporarybasisasaDMZhostishighlyexposedtothedangers
of the Internet
To put a computer in the DMZ, enter its LAN IP address and click “Apply” for
the change to take eect.
UPnP
SettinguptheinternetgatewayfunctionofUPnP:OnaPCwhichsupports
UPnP(WindowsXP,etc.),theAirStationisautomaticallyrecognizedonthe
LAN as an internet gateway. Also, if a network application which supports
UPnPisused,itcanacquiretheInternetportstatusoftheAirStationand
the Internet IP address obtained from your ISP, and perform port translation
automatically.