Setup NAT port forwarding for your router - cFos Software GmbH

This is done by NAT port forwarding. All connections on the Internet can be identified by four parameters: Source IP address; Source port number; Destination IP ... cFosSpeedeMobility/WallboxcFosPersonalNeten-us cFosSpeedeMobility/WallboxcFosPersonalNethrPingOtherProductscFosChargingManagercFosPowerBraincFosOutlookDAVcFosIPv6LinkcFosBroadbandConnectcFos/ProfessionalWMIMonitorcFosNotifiercFosSpeedTestDownloadForumcFosBlogContact/SupportOEMpartnerscFosSpeedistheofficialInternetAcceleratorforASUS,GIGABYTE,ASRockandMSIgamingproductsProductOverviewcFosPersonalNet»SetupNATportforwardingforyourrouterHowdoesNATportforwardingwork?IfyouinstallarouterthathandlestheInternetconnectionsofyourlocalnetwork,itusesthepublicIPaddresswhichyourInternetserviceproviderassignedtoyoutocommunicatewithothermachinesontheInternet.ForreasonsofsimplicityandscarcityofIPv4addresses,yourISPonlyassignsoneaddresstoyourrouter,independentofhowmanymachinesareoperatinginyourLAN.Eachofyourmachineshasa"local"IPaddress.Nowtherouterhastoemployamethodtomultiplexone"public"IPaddresstomultiple"private"IPaddressesinyourLAN.ThisisdonebyNATportforwarding.AllconnectionsontheInternetcanbeidentifiedbyfourparameters:SourceIPaddressSourceportnumberDestinationIPaddressDestinationportnumberWhenoneofthecomputersinyourLANinitiatesaconnectiontoaserveronthepublicInternet,itselectsasourceportnumberandestablishesaconnectiontoacertaindestinationIPaddressandportnumber.ThesourceIPaddressforpacketsonthisconnectionisthelocal("private")address.However,thisIPaddressisonlyvalidintheLANbehindtherouter,butnotontheInternet(hencetheattribute"private").SopacketsfromtheInternetcangetbacktoyourcomputer,theroutermapsyourcomputer'slocalIPaddressandportnumbertoapublicIPaddressandportnumber.Typically,theportnumberiskept,butthelocalIPaddressmustbereplacedbythepublicIPaddress.Theroutermodifiesallpacketssenttotheremoteserveraslongastheconnectionisalive.Whentherouterreceivesapacketfromtheremoteserverforamappedport,itusesthesameportmappingtosendthepackettotherightcomputeronyourLAN.Foroutgoingconnectionstheroutercanestablishthisportmappingautomatically.Forexample:Local("private")IPaddress,e.g.192.168.2.11Localport,e.g.4242RemoteIPaddress,e.g.144.76.59.84Remoteport,e.g.80(forHTTP)PublicIPaddress,e.g.85.161.92.143Connectionsfrom192.168.2.11:4242to144.76.59.84:80aremappedtoconnectionsfrom85.161.92.143:4242to144.76.59.84:80.However,thisautomaticmappingisnotpossibleforincomingconnections.WhensomeonefromtheInternetwantstoestablishaconnectiontooneofthecomputersinyourLAN,allyourrouterseesisyourpublicIPaddressasdestinationIPaddressandsomeportnumber,butithasnowaytoknowtowhichlocalcomputerthepacketshouldbeforwarded.Therefore,youneedtoconfigurethismappingmanually.Usuallythedestinationportnumberofincomingconnectionrequestsdeterminesthelocaldestination.Youcansetupyourrouteraccordingly,sothatacertaindestinationportisalwaysforwardedtoaspecificcomputer.IfanewpacketarrivesfromtheInternet,yourrouterreplacesthepublicIPaddressandportnumberwiththeirlocalcounterpartsthatyouhadconfiguredandthenforwardsthepackettotherightlocalcomputer.SofromthestandpointofthepublicInternetallyourlocalcomputersarejustonemachinewithonepublicIPaddressandseveralestablishedconnections.SetupNATportforwardingforyourrouterGetafreecFosSpeedandcFosPersonalNetlicense!(Ifyourrouterisn'talreadylistedhere)Helpustocompleteourrouterguide.WriteinstructionsofhowtosetupNATportforwardingwithyourrouter.Isyourrouteralreadylisted?( routerslisted)Selectthebrandofyourrouter2Wire8levelArcadyanArrisASUSASUSWRT-MerlinAtermAVM(FRITZ!Box)BinatoneBTCiscoCompalDasanDD-WRTDigisolDraytekD-LinkEdimaxFastFiberhomeHitronTechnologiesHuaweiIntelbrasJioKozumiLB-LINKLinksysMikrotikMitrastarMultilaserNetCommNetgearNetMasterO2ObservaOpenWRTOrangePacePandoraBoxSDKPeplinkPhicommProlinkProximusSagemcomSercoomSkySpeedportSpectrumSynologyTechnicolorTendaThomsonTomatoTP-LinkUniFiUnitymediaVirginVodafoneWolflinkXiaomiZhoneZTEZyxelOther2Wire2701HG-GOther8levelAWRT-300OtherArcadyanVGV7519OtherArrisTG1652STG1692ATG2472TG862TouchstoneDG1670OtherASUSDSL-N12UDSL-N12U_C1DSL-N55UDSL-N55U-C1DSL-N55U-D1RT-AC54URT-AC66URT-AC68URT-AC86URT-AC87URT-AC88URT-AC5300RT-N10PRT-N12HPRT-N56URT-N66UWL-330N3GOtherAsuswrt-MerlinASUSWRT-MerlinOtherAtermWG1400HPOtherAVM(FRITZ!Box)FRITZ!Box3370FRITZ!Box3390FRITZ!Box6490CableFRITZ!Box7113FRITZ!Box7170FRITZ!Box7270FRITZ!Box7312FRITZ!Box7360FRITZ!Box7362SLFRITZ!Box7390FRITZ!Box7490OtherBelkinConnectN150(F7D5301v1)F9K1102v3F9K1105v1F9K1115v2N+WirelessRouter(F5D8235-4)OtherBinatoneDT910WOtherBTHomeHub5(TypeA)OtherCiscoEPC3925ValetM10V2OtherCompalCH7465LGOtherDasanH640WOtherDD-WRTDD-WRTOtherDigisolDG-HR3300OtherDraytekVIGOR2830nOtherD-LinkDIR-300NRUrev.B5/B6DIR-605LWDIR-612DIR-615DIR-655DIR-809DIR-818LWDIR-820LDIR-825DIR-842DIR-850LDIR-862LDIR-880LDSL-2730UDSL-2750DSL-2640TDSL-520B-SEDVG5102SDWR-116ViperDSL-2900ALDualBandAC1900OtherEdimaxBR6228NOtherFastFWR200OtherFiberhomeAN5506-04-FOtherHitronCGNF-TWNOtherHuaweiB310B315s-936HG532eHG633WS319OtherIntelbrasWRN150OtherJioJioFi2OtherKozumiKM-4150NROtherLB-LINKBL-MP02OtherLinksysE2500EA6900N750(EA3500)WRT1900ACSWRT600NOtherMikrotikRB2011UiAS-2HnD-INRB951G-2HnDOtherMitrastarHGW-2501GN-R2OtherMultilaserN150mbpsOtherNetCommNetCommADSL2+WirelessN300ModemRouter(NB304N)OtherNetgearDG834NJWNR2010R6300v2R7000(Nighthawk)WNDR3700N600WNDR3800WNDR3400v2WNR2000v2CENTRIAWNDR4700OtherNetMasterCBW-383Z4OtherO2Homebox6641(HomeboxII)OtherObservaBRA14NR_H2OtherOpenWRTOpenWRTOrangeLivebox3.0OtherPace5168NOtherPandoraBoxSDKVersion14.09OtherPeplinkBalanceOneOtherPhicommK2OtherProlinkH5004NKOtherProximusBBox3OtherSagemcom2764OtherSercoomVD625OtherSkyHubSR101OtherSpeedportW724VW921VOtherSpectrumTechnicolorTC8715DOtherSynologyRT1900acOtherTendaAC10AC15AC6V1.0FH1202OtherTechnicolorDPC3848VETC7200TC8715DTG589VNv3OtherThomsonTG789vnv1OtherTomatoTomatoOtherTP-LinkAC750ArcherC20iArcherC1200DSL-2700ETD-8840Tv4TD-W8951NDTD-W8901NTD-W8970TD-W9970TL-MR3040TL-MR3420TL-WDR4300TL-WDR7660TL-WR1043NDTL-WR740NTL-WR541G/TL-WR542GTL-WR741NDTL-WR840NTL-WR841NTL-WR842NTL-WR845NTL-WR886NTL-WR940NOtherUniFiSecurityGateway3POtherUnitymediaConnectBoxHorizonTechnicolorTC7200OtherVirginMediaHub3.0Superhub2OtherVodafoneStationRevolutionOtherWolflinkHC5661-WolflinkOtherXiaomiMI3CMiWiFiMiniOtherZhoneZNID-GPON-2426A-2TSOtherZTEF609ZXHNH108NV2.5ZXHNH267AV1.0OtherZyxelKeenetic4GIIKeeneticGigaC1100ZZyxelVMG8823-B50BOtherOtherIfyouwouldliketoearnalicensekeyforcFosSpeedandcFosPersonalNetbysendingusinstructionsforthisrouter,youcancontactusbyclickingonthebuttonbelow.(Ifyourrouterisn'talreadylistedhere)ImportantTheinstructionsshouldcontainsomescreenshotsandastep-by-stepguide,whichcanbefollowedeasily(seeexample).Thenumberstomarkthespecificstepsinyourscreenshotscanbedownloadedhere.Pleasedon'tuseothermeans(e.g.arrowsorcircles)tomarkthestepsThescreenshotsshouldnotbescaleddownandsavedas24-bitPNGorhighqualityJPG.Pleasedon'tputyourscreenshotsintoanykindofcontainerfile(e.g.DOC,PDForHTMLmail),butsendthemassinglefilesorinoneZIParchive.Todescribethespecificstepsyoucanuseaplaintextfileorthebodyofyourmail.Contactus