Hier werden die Unterschiede zwischen zwei Versionen gezeigt.
Nächste Überarbeitung | Vorherige Überarbeitung | ||
lpi2:routing [2023/12/05 13:46] 127.0.0.1 Externe Bearbeitung |
lpi2:routing [2024/04/28 09:52] (aktuell) |
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- | {{:fortgeschrittene:pasted:20230818-145100.png}} | + | ====== Routen von a nach c ====== |
+ | {{ :lpi2:routing5.svg |}} | ||
+ | ===== "Router" anlegen ===== | ||
ip netns add a | ip netns add a | ||
ip netns add b1 | ip netns add b1 | ||
ip netns add b2 | ip netns add b2 | ||
- | ip netns add c1 | + | ip netns add c |
- | ip netns add c2 | + | ===== "Kabel" verlegen ===== |
- | ip netns add d | + | ip link add a0 type dummy |
- | ip link add a-b1 type veth peer name b1-a | + | ip link add a-b1 type veth peer name b1-a |
- | ip link add a-b2 type veth peer name b2-a | + | ip link add a-b2 type veth peer name b2-a |
- | ip link add b1-c1 type veth peer name c1-b1 | + | ip link add b1-b2 type veth peer name b2-b1 |
- | ip link add b1-c2 type veth peer name c2-b1 | + | ip link add b1-c type veth peer name c-b1 |
- | ip link add b2-c1 type veth peer name c1-b2 | + | ip link add b2-c type veth peer name c-b2 |
- | ip link add b2-c2 type veth peer name c2-b2 | + | ip link add c0 type dummy |
- | ip link add c2-d type veth peer name d-c2 | + | ip link set dev a0 netns a |
- | ip link add c1-d type veth peer name d-c1 | + | ip link set dev a-b1 netns a |
- | ip link set dev a-b1 netns a | + | ip link set dev a-b2 netns a |
- | ip link set dev a-b2 netns a | + | ip link set dev b1-a netns b1 |
- | ip link set dev b1-a netns b1 | + | ip link set dev b1-b2 netns b1 |
- | ip link set dev b1-c1 netns b1 | + | ip link set dev b1-c netns b1 |
- | ip link set dev b1-c2 netns b1 | + | ip link set dev b2-a netns b2 |
- | ip link set dev b2-a netns b2 | + | ip link set dev b2-b1 netns b2 |
- | ip link set dev b2-c1 netns b2 | + | ip link set dev b2-c netns b2 |
- | ip link set dev b2-c2 netns b2 | + | ip link set dev c-b1 netns c |
- | ip link set dev c1-b1 netns c1 | + | ip link set dev c-b2 netns c |
- | ip link set dev c1-b2 netns c1 | + | ip link set dev c0 netns c |
- | ip link set dev c1-d netns c1 | + | |
- | ip link set dev c2-b1 netns c2 | + | |
- | ip link set dev c2-b2 netns c2 | + | |
- | ip link set dev c2-d netns c2 | + | |
- | ip link set dev d-c1 netns d | + | |
- | ip link set dev d-c2 netns d | + | |
- | Terminal a: | + | ===== Terminal a konfigurieren ===== |
ip netns exec a /bin/bash | ip netns exec a /bin/bash | ||
+ | export PS1="${debian_chroot:+($debian_chroot)}\u@ns-a-:\w\$ " | ||
+ | sysctl -w 'net.ipv6.conf.all.forwarding=1' | ||
+ | ip link set up dev lo | ||
+ | ip link set up dev a0 | ||
ip link set up dev a-b1 | ip link set up dev a-b1 | ||
- | ip addr add fc0a:b1::a/64 dev a-b1 | + | ip link set up dev a-b2 |
+ | ip addr add fc0a::a/64 dev a0 | ||
+ | ip addr add fc01::a/64 dev a-b1 | ||
+ | ip addr add fc02::a/64 dev a-b2 | ||
- | Terminal b1: | + | Prüfen: |
+ | ip -6 -c addr show | ||
+ | |||
+ | ===== Terminal b1 konfigurieren ===== | ||
ip netns exec b1 /bin/bash | ip netns exec b1 /bin/bash | ||
+ | export PS1="${debian_chroot:+($debian_chroot)}\u@ns-b1-:\w\$ " | ||
+ | sysctl -w 'net.ipv6.conf.all.forwarding=1' | ||
+ | ip link set up dev lo | ||
ip link set up dev b1-a | ip link set up dev b1-a | ||
- | ip addr add fc0a:b1::b1/64 dev b1-a | + | ip link set up dev b1-b2 |
- | ping fc0a:b1::a | + | ip link set up dev b1-c |
+ | ip addr add fc01::b1/64 dev b1-a | ||
+ | ip addr add fc03::b1/64 dev b1-b2 | ||
+ | ip addr add fc04::b1/64 dev b1-c | ||
+ | Prüfen: | ||
+ | ip -6 -c addr show | ||
+ | ip -6 -c route show | ||
+ | ping -qc1 fc01::a | ||
+ | |||
+ | ===== Terminal b2 konfigurieren ===== | ||
+ | ip netns exec b2 /bin/bash | ||
+ | export PS1="${debian_chroot:+($debian_chroot)}\u@ns-b2-:\w\$ " | ||
+ | sysctl -w 'net.ipv6.conf.all.forwarding=1' | ||
+ | ip link set up dev lo | ||
+ | ip link set up dev b2-a | ||
+ | ip link set up dev b2-b1 | ||
+ | ip link set up dev b2-c | ||
+ | ip addr add fc02::b2/64 dev b2-a | ||
+ | ip addr add fc03::b2/64 dev b2-b1 | ||
+ | ip addr add fc05::b2/64 dev b2-c | ||
+ | |||
+ | Prüfen: | ||
+ | ip -6 -c addr show | ||
+ | ip -6 -c route show | ||
+ | ping -qc1 fc02::a | ||
+ | ping -qc1 fc03::b1 | ||
+ | |||
+ | ===== Terminal c konfigurieren ===== | ||
+ | ip netns exec c /bin/bash | ||
+ | export PS1="${debian_chroot:+($debian_chroot)}\u@ns-c-:\w\$ " | ||
+ | sysctl -w 'net.ipv6.conf.all.forwarding=1' | ||
+ | ip link set up dev lo | ||
+ | ip link set up dev c-b1 | ||
+ | ip link set up dev c-b2 | ||
+ | ip link set up dev c0 | ||
+ | ip addr add fc04::c/64 dev c-b1 | ||
+ | ip addr add fc05::c/64 dev c-b2 | ||
+ | ip addr add fc0c::c/64 dev c0 | ||
+ | |||
+ | Prüfen: | ||
+ | ip -6 -c addr show | ||
+ | ip -6 -c route show | ||
+ | ping -qc1 fc04::b1 | ||
+ | ping -qc1 fc05::b2 | ||
+ | |||
+ | ====== Routen von a nach d ====== | ||
+ | |||
+ | {{:fortgeschrittene:pasted:20230818-145100.png}} | ||