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| (3 dazwischenliegende Versionen von 2 Benutzern werden nicht angezeigt) |
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Zeile 1: |
| *[[Routing Allgemein]] | | *[[Routing Allgemein]] |
| =Routing Entscheidung=
| | *[[Routing Beispiel Netz]] |
| [[Datei:Routing_Entscheidung.png|800px]] | |
| | |
| =Routing Beispiel Netz=
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| Wir verwenden hier Linux Rechner
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| {|class="wikitable" style="text-align:center;
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| !colspan="2"|Netze
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| |-
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| |style="color:red"|RED NET
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| |195.20.100.64/28
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| |-
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| |style="color:green"|GREEN NET
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| |172.20.24.0/21
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| |-
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| |style="color:orange"|ORANGE NET
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| |192.168.21.0/24
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| |-
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| |style="color:blue"|BLUE NET
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| |192.168.37.0/24
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| |-
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| |Default Gateway Internet
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| |195.20.100.65
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| |}
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| [[Datei:routing-1.png]]
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| ==Konfiguration==
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| ===R1===
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| *ip address add 195.20.100.66/28 dev eth0
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| *ip address add 172.20.24.1/21 dev eth1
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| *ip route add default via 195.20.100.65
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| *ip route add 192.168.21.0/24 via 172.20.24.3
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| *ip route add 192.168.37.0/24 via 172.20.24.2
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| *sysctl -w net.ipv4.ip_forward=1
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| *iptables -t nat -A POSTROUTING -j SNAT -o eth0 --to 195.20.100.66
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| ===R2===
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| *ip address add 172.20.24.2/21 dev eth0
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| *ip address add 192.168.37.1/24 dev eth1
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| *ip route add default via 172.20.24.1
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| *sysctl -w net.ipv4.ip_forward=1
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| ===R3===
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| *ip address add 172.20.24.3/21 dev eth0
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| *ip address add 192.168.21.1/24 dev eth1
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| *ip route add default via 172.20.24.1
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| *sysctl -w net.ipv4.ip_forward=1
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| ===H1===
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| *ip address add 192.168.21.5/24 dev eth0
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| *ip route add default via 192.168.21.1
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| ===H2===
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| *ip address add 192.168.37.11/24 dev eth0
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| *ip route add default via 192.168.37.1
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| =Aufgabe=
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| *[[routing Aufgaben]]
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| =Quellen=
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| *https://users.informatik.haw-hamburg.de/~schmidt/rn/ip-routing.pdf
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