Vernetzung mittels TCP/IP Linux Beispiel: Unterschied zwischen den Versionen
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=Manuelle Konfiguration= | =Manuelle Konfiguration= | ||
==r1== | ==r1== | ||
| − | *ip addr add 212.88.34.67/24 dev eth0 | + | *'''ip addr add 212.88.34.67/24 dev eth0''' |
| − | *ip addr add 172.18.43.1/24 dev eth1 | + | *'''ip addr add 172.18.43.1/24 dev eth1''' |
| − | *ip route add default via 212.88.34.1 | + | *'''ip route add default via 212.88.34.1''' |
| − | *ip route add 192.168.77.0/24 via 172.18.43.2 | + | *'''ip route add 192.168.77.0/24 via 172.18.43.2''' |
| − | *ip route add 172.19.44.32/27 via 172.18.43.3 | + | *'''ip route add 172.19.44.32/27 via 172.18.43.3''' |
| − | *sysctl -w net.ipv4.ip_forward=1 | + | *'''sysctl -w net.ipv4.ip_forward=1''' |
| − | *echo "nameserver 172.19.44.41/27" > /etc/resolv.conf | + | *'''echo "nameserver 172.19.44.41/27" > /etc/resolv.conf''' |
| − | *echo "search kit.lab" >> /etc/resolv.conf | + | *'''echo "search kit.lab" >> /etc/resolv.conf''' |
| − | + | *'''iptables -t nat -I POSTROUTING -o eth0 -j MASQUERADE''' | |
==r2== | ==r2== | ||
==r3== | ==r3== | ||
Version vom 14. Februar 2023, 14:15 Uhr
Beispiel Netz
- Jeder Rechner soll jeden erreichen.
- Der Router r1 soll maskieren.
- Der server s1 soll als Nameserver fungieren.
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Manuelle Konfiguration
r1
- ip addr add 212.88.34.67/24 dev eth0
- ip addr add 172.18.43.1/24 dev eth1
- ip route add default via 212.88.34.1
- ip route add 192.168.77.0/24 via 172.18.43.2
- ip route add 172.19.44.32/27 via 172.18.43.3
- sysctl -w net.ipv4.ip_forward=1
- echo "nameserver 172.19.44.41/27" > /etc/resolv.conf
- echo "search kit.lab" >> /etc/resolv.conf
- iptables -t nat -I POSTROUTING -o eth0 -j MASQUERADE