User guide

Data Communication and Host Modes
Rev 3.0D Jul.09 69
portstobeforwarded,andorchangedwithoutindividual
entry. Forexample,ifPublicrangeis8080‐8090to80,
thiswillcause8086tobeforwardedto86.
YoucansetadefaultinthePPP/Ethernetgroup,ifyoudonot
need:
• Toforwardtospecificportsonyourconnecteddevice,but
youwantalldatatobedirectlyusedbyALEOS,or
otherwiseforwarded.
• Topasstoonlyoneconnecteddevice.
Note: The default settings are independent of the number of Port
Forward entries and can be used with port forwarding to pass
anything not forwarded to specific ports.
· DefaultInterface:ChoosetheDefaultInterfacedesired
(i.eEthernetorUSBorSerial).
· DefaultIP:Enterthisoptiononlywhenyouwantto
forwardportsnotspecified,tothedefaultIP.
Firewall Functions
TheRavenXTcanprovideabasicfirewallbetweenthepublic
andprivatenetworks.Therearetwotypesoffirewallrules
supportedbytheRavenXT,IPfilteringandportfiltering.
• IPFiltering:Whenenabled,onlypacketswithsourceIP
addressesmatchingthoseinalistorrangeoftrustedhosts
willbeallowedthrough.
· FriendsListIP:Eachentrycanbeconfiguredtoallowa
singleIPaddress,forexample64.100.100.2,ortheIP
addressesfromacompletesubnet,suchas64.100.10.255
allowingallIPaddressesfrom64.100.10.0to
64.100.10.255.
· Non‐FriendsPortForwarding:Non‐Friendsport
forwardingislikeanallowruleforanyoftheforwarded
ports.Ifitisenabled,theportforwardingrulesapplyto
allincomingpackets.Ifitisdiabled,onlyFriendsList
IPsgetthrough.
· StartandEndRange:SpecifytheIPaddressrangethatis
allowedaccess,forexample64.100.10.2tostartand
64.100.10.15toendwouldallow64.100.10.5butwould
notallow64.100.10.16.
· OutboundIPFiltering:EnableordisableOutboundIP
filtering(0‐OFF,1‐ON).OutboundIncomingtrafficwill
createanoutboundholeinthefirewall,unlessother
restrictionsapplytoit.AccesstoAleosportsarenot
blocked.