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리눅스 서버 머신에 랜카드를 3개 꽂은 뒤...... eth0 eth1 : 192.168.10.1 eht2 : 192.168.11.1 요렇게 아이피를 정해놓구요... 랜카드랑 연결된 컴 마다가 각각 192.168.10.2 , 192.168.11.2 내부아이피를 지정했습니다. 첫번째 컴퓨터 즉 eth1과 연결된 컴은 인터넷 사용이 잘 됩니다. 그러나.. 두번째 컴퓨터 즉 eth2와 연결된 컴터에서는 내부로는 ping이 다 쏴지는데, 외부로는 ping이 나가질 않네요... --------------------------------------------------------------- /etc/sysconfig/network 내용입니다. NETWORKING=yes HOSTNAME=linux.keinlee.net DOMAINNAME=keinlee.net FORWARD_IPV4=yes GATEWAYDEV=eth1 GATEWAY=192.168.10.1 GATEWAYDEV=eht2 GATEWAY=192.168.11.1 --------------------------------------------------------------- 이건 route결과입니다. Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 211.245.201.0 * 255.255.255.0 U 0 0 0 eth0 192.168.11.0 * 255.255.255.0 U 0 0 0 eth2 192.168.10.0 * 255.255.255.0 U 0 0 0 eth1 127.0.0.0 * 255.0.0.0 U 0 0 0 lo default 211.245.201.1 0.0.0.0 UG 0 0 0 eth0 --------------------------------------------------------------- /etc/sysconfig/network-scripts/ifcfg-eth2의 내용입니다. DEVICE=eth2 IPADDR=192.168.11.1 NETMASK=255.255.255.0 BRODCAST=12.168.11.255 ONBOOT=yes BOOTPROTO=none --------------------------------------------------------------- ifconfig 내용입니다. eth0 Link encap:Ethernet HWaddr 00:02:2A:DA:07:3D inet addr:211.245.201.112 Bcast:211.245.201.255 Mask:255.255.255.0 UP BROADCAST NOTRAILERS RUNNING MTU:1500 Metric:1 RX packets:10286 errors:0 dropped:0 overruns:0 frame:0 TX packets:6808 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 RX bytes:5306207 (5.0 Mb) TX bytes:1043310 (1018.8 Kb) eth1 Link encap:Ethernet HWaddr 00:02:2A:D5:43:DF inet addr:192.168.10.1 Bcast:192.168.10.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:8109 errors:0 dropped:0 overruns:0 frame:0 TX packets:8493 errors:0 dropped:0 overruns:0 carrier:0 collisions:554 RX bytes:1128283 (1.0 Mb) TX bytes:5229693 (4.9 Mb) eth2 Link encap:Ethernet HWaddr 00:02:2A:DC:04:5B inet addr:192.168.11.1 Bcast:192.168.11.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:436 errors:0 dropped:0 overruns:0 frame:0 TX packets:299 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 RX bytes:47492 (46.3 Kb) TX bytes:33657 (32.8 Kb) 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:34 errors:0 dropped:0 overruns:0 frame:0 TX packets:34 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 RX bytes:2940 (2.8 Kb) TX bytes:2940 (2.8 Kb) --------------------------------------------------------------- /etc/rc.d/rc.local 마지막 부분에 넣은 내용입니다. ipchains -A forward -s 192.168.10.0/24 -d 0.0.0.0/0 -j MASQ ipchains -A forward -s 192.168.11.0/24 -d 0.0.0.0/0 -j MASQ 보시고 빠진부분이나 추가해야할 부분 있으면 가르쳐주세요..... 좋은 가르침 부탁합니다.
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