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通過IP隧道實現虛擬伺服器(VS/TUN)

實驗環境: Server1(排程器):eth0:172.25.81.1/24 tunl0:172.25.81.100/24 Realserver: Server2(伺服器):eth0:172.25.81.2 tunl0:172.25.81.100/24 Server3(伺服器):eth0:172.25.81.3 tunl0:172.25.81.100/24 Client:172.25.81.250

server1設定

server2設定(2,3設定相同)

   10  modprobe ipip    11  ip link set up tunl0    12  ip  addr add 172.25.81.100/24 dev tunl0    13  /etc/init.d/arptables_jf start    14  sysctl -w net.ipv4.conf.tunl0.rp_filter=0    15  arptables -A IN -d 172.25.81.100 -j DROP    16  arptables -A OUT -s 172.25.81.100 -j mangle --mangle-ip-s 172.25.81.3    17  /etc/init.d/arptables_jf save

3client