Aufgabe KVM Cluster Lösung: Unterschied zwischen den Versionen
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| Zeile 15: | Zeile 15: | ||
post-up echo 1 > /proc/sys/net/ipv4/ip_forward | post-up echo 1 > /proc/sys/net/ipv4/ip_forward | ||
post-up iptables -t nat -A POSTROUTING -s 10.9.8.0/24 -o br0 -j MASQUERADE | post-up iptables -t nat -A POSTROUTING -s 10.9.8.0/24 -o br0 -j MASQUERADE | ||
| + | pre-down iptables -t nat -D POSTROUTING -s 10.9.8.0/24 -o br0 -j MASQUERADE | ||
</pre> | </pre> | ||
| + | |||
=Aktivieren= | =Aktivieren= | ||
*ifup -v dummy0 | *ifup -v dummy0 | ||
Version vom 23. August 2023, 08:08 Uhr
Bridge auf Hostsystem anlegen
- vi /etc/network/interfaces
auto dummy0
iface dummy0 inet manual
pre-up modprobe dummy numdummies=1
auto br1
iface br1 inet static
address 10.9.8.1/24
bridge_ports dummy0
bridge_fd 0
bridge_stp no
up brctl setageing br1 0
post-up echo 1 > /proc/sys/net/ipv4/ip_forward
post-up iptables -t nat -A POSTROUTING -s 10.9.8.0/24 -o br0 -j MASQUERADE
pre-down iptables -t nat -D POSTROUTING -s 10.9.8.0/24 -o br0 -j MASQUERADE
Aktivieren
- ifup -v dummy0
- ifup -v br1
Kontrolle
- cat /proc/sys/net/ipv4/ip_forward
- iptables -t nat -nvL