VirtualBox 네트워크

집에서 잘 되는 브리지 모드가 밖에만 나가면 안 돼서 NAT 모드를 쓰는데 VM 복제 시 IP가 바뀌지 않는다. 맥어드레스를 바꿔도 안 됨. machine-id가 같아서 그런가?

[root@Snort ~]# ifconfig eth0
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 10.0.2.15  netmask 255.255.255.0  broadcast 10.0.2.255
        inet6 fe80::a00:27ff:fe6b:e0d9  prefixlen 64  scopeid 0x20<link>
        ether 08:00:27:6b:e0:d9  txqueuelen 1000  (Ethernet)
        RX packets 675055  bytes 999902873 (953.5 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 78402  bytes 4788435 (4.5 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

[root@Snort ~]# ifconfig eth0
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 10.0.2.15  netmask 255.255.255.0  broadcast 10.0.2.255
        inet6 fe80::a00:27ff:fe6b:e0d9  prefixlen 64  scopeid 0x20<link>
        ether 08:00:27:6b:e0:d9  txqueuelen 1000  (Ethernet)
        RX packets 675055  bytes 999902873 (953.5 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 78402  bytes 4788435 (4.5 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

NAT Network

도구 > 만들기 > Nat Network 생성.

어댑터 설정을 'NAT -> NAT 네트워크'로 수정. 이후 맥어드레스 변경도 필수.

[root@Snort ~]# ifconfig eth0
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 10.0.2.15  netmask 255.255.255.0  broadcast 10.0.2.255
        inet6 fe80::a00:27ff:fe6b:e0d9  prefixlen 64  scopeid 0x20<link>
        ether 08:00:27:6b:e0:d9  txqueuelen 1000  (Ethernet)
        RX packets 675055  bytes 999902873 (953.5 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 78402  bytes 4788435 (4.5 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

[root@Snort ~]# ifconfig eth0
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 10.0.2.4  netmask 255.255.255.0  broadcast 10.0.2.255
        inet6 fe80::a00:27ff:fe6b:e0d9  prefixlen 64  scopeid 0x20<link>
        ether 08:00:27:6b:e0:d9  txqueuelen 1000  (Ethernet)
        RX packets 675055  bytes 999902873 (953.5 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 78402  bytes 4788435 (4.5 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

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