Protokollsupport

Protokollsupport

Reference Guide WinRoute Pro 4.1 SE För version 4.1 Build 22 och sinare Tiny Software Inc. Contents Innehållsförteckning Läs mig först 2 Beskrivning av WinRoute 5 WinRoute sammanfattning...................................................................................... 6 Omfattande protokollsupport .................................................................................. 9 NAT-router............................................................................................................ 10 Introduktion i NAT .................................................................................... 11 Hur NAT fungerar...................................................................................... 12 WinRoutes struktur .................................................................................... 13 Att ställa in NAT på båda gränssnitten ...................................................... 15 Portmappning - paketbefordran ................................................................. 18 Portmappning för system med flera hem (flera IP-adresser)...................... 21 Multi-NAT ................................................................................................. 22 Gränssnittstabell......................................................................................... 24 VPN-support .............................................................................................. 24 Brandvägg med paketfilter.................................................................................... 25 Översikt över paketfiltrering...................................................................... 25 Struktur ...................................................................................................... 26 Regler......................................................................................................... 28 Protokoll..................................................................................................... 29 Antispoofing .............................................................................................. 30 Analys av loggar och paket ................................................................................... 31 Om loggar och analys ................................................................................ 32 Felsökningslogg ......................................................................................... 34 HTTP (proxy) logg .................................................................................... 36 E-postlogg.................................................................................................. 38 Fellogg ....................................................................................................... 39 DHCP-server......................................................................................................... 40 DHCP översikt........................................................................................... 41 DNS-befordrare..................................................................................................... 42 Om DNS-befordran.................................................................................... 42 Proxyserver ........................................................................................................... 43 Proxy översikt ............................................................................................ 43 Contents Snabb installation....................................................................................... 44 Proxyserver aktiverad..................................................................... 45 Kontroll av användartillgång ..................................................................... 46 Avancerade egenskaper ............................................................................. 48 Om cacheminnet ........................................................................................ 49 Cache-inställningar .................................................................................... 50 Livslängd ................................................................................................... 52 Hur kan man tvinga användare att använda proxy i stället för NAT?........ 53 Att använda en överordnad proxyserver .................................................... 54 E-postserver .......................................................................................................... 56 Om WRs e-poststerver............................................................................... 56 Användarkonton.................................................................................................... 57 Om användarkonton................................................................................... 57 Vad är en användare?................................................................................. 57 Att lägga till en användare ......................................................................... 58 Användargrupper ....................................................................................... 60 Fjärradministration................................................................................................ 61 Tidsintervall .......................................................................................................... 63 Att få det att fungera 65 Systemkrav............................................................................................................ 66 Snabb checklista.................................................................................................... 67 Mjukvara i konflikt ............................................................................................... 70 Administration i WinRoute ................................................................................... 73 Administration från lokalt nätverk............................................................. 73 Administration från Internet....................................................................... 75 Förlorat administrationslösenord ............................................................... 78 Att sätta upp nätverk ............................................................................................. 79 Om DHCP.................................................................................................. 79 Standardgateway, översikt ......................................................................... 79 Att välja rätt WinRoute-dator .................................................................... 81 IP-konfiguration med DHCP-server .......................................................... 83 IP-konfiguration med tredje DHCP-server ................................................ 85 IP-konfiguration - manuell tilldelning ....................................................... 86 Att installera DNS-befordrare ............................................................................... 87 Att ansluta nätverket till Internet........................................................................... 89 DSL-anslutning.......................................................................................... 90 PPPoE DSL-anslutning.............................................................................. 91 Anslutning av (tvåvägs) kabelmodem........................................................ 92 Envägs kabelmodem (modem upp, kabel ner)........................................... 94 Uppringnings- eller ISDN-anslutning........................................................ 96 Contents AOL-anslutning ......................................................................................... 99 T1- eller LAN-anslutning........................................................................... 99 DirecPC-anslutning.................................................................................. 101 Att installera säkerhet.......................................................................................... 107 NAT-säkerhet........................................................................................... 108 Alternativ för NAT-säkerhet.................................................................... 109 Inställningar för paketfilter ...................................................................... 113 Exempel på grunduppsättning av filterregler........................................... 117 Exempel på grundupsättning av regler för ingående HTTP och FTP ..... 118 Att tillåta kommunikation på vissa portar................................................ 118 Att tvinga användare att använda proxyserver......................................... 123 Att installera e-postserver.................................................................................... 126 E-postanvändare....................................................................................... 127 Att skicka e-post till andra WinRoute-användare i ditt nätverk............... 128 Autentiseringsproblem............................................................................. 128 Att skicka e-post till Internet................................................................... 129 Alias......................................................................................................... 132 Att schemalägga e-postutbyte .................................................................. 134 Att ta emot e-post..................................................................................... 136 Du har en domän (SMTP)............................................................

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