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Hamachi e un firewall router

Inviato: lun 1 gen 2007, 22:58
da Riddick
Ciao a tutti...

Conoscete Hamachi? Hamachi crea un'interfaccia virtuale, ham0
e mi da un ip virtuale per accedere a un VPN.

Il ifconfig del mio server sembra cosi:
eth0 Link encap:Ethernet HWaddr 00:40:63:E9:25:52
inet addr:23.11.40.170 Bcast:23.11.40.255 Mask:255.255.255.0
UP BROADCAST NOTRAILERS RUNNING MULTICAST MTU:1500 Metric:1
RX packets:15847802 errors:0 dropped:0 overruns:0 frame:0
TX packets:16045410 errors:6232 dropped:0 overruns:0 carrier:6232
collisions:2897960 txqueuelen:1000
RX bytes:3421849514 (3.1 GiB) TX bytes:1454090072 (1.3 GiB)
Interrupt:18 Base address:0xb000

eth1 Link encap:Ethernet HWaddr 00:40:63:E9:25:53
inet addr:192.168.0.1 Bcast:192.168.0.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:32014008 errors:0 dropped:0 overruns:0 frame:0
TX packets:41677318 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:1779021654 (1.6 GiB) TX bytes:2783816132 (2.5 GiB)
Interrupt:19 Base address:0xe000

ham0 Link encap:Ethernet HWaddr 66:15:33:44:43:FE
inet addr:5.103.68.76 Bcast:5.255.255.255 Mask:255.0.0.0
UP BROADCAST RUNNING MULTICAST MTU:1200 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:3 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:500
RX bytes:0 (0.0 b) TX bytes:126 (126.0 b)

lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:92166 errors:0 dropped:0 overruns:0 frame:0
TX packets:92166 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:6558229 (6.2 MiB) TX bytes:6558229 (6.2 MiB)
Io ho un firewall/router in iptables che mi da la possibilita di forwardare
dal mio server il traffico per la mia rete interna...

Con queste regole che provano a bloccare il ip spoofing, non riesco
a pingare il server tramite il VPN...

Potreste dirmi come meglio scrivere un routing table in ipchains per
fare funzionare tutto?

Grazie,
Riddick