Huflatisch
Hacker
Hi
Habe gestern ein neues Programm tksuite installiert und an iptables bissel prerouting eingestellt. Seit dem zieht es mir den log mit Marspaketen zu. Habe auch alles wieder rückgänig gemacht, aber das Problem bleibt.
Was mich stutzig macht ist das eth0 (10.0.0.6) nur aufs dsl modem zeigt und fürs interne Netz eth1 zuständig ist. Alle angemeldeten Rechner bringen die martian pakete. Was sagt "printk: 14 messages suppressed."
192.168.115.1 = w2k Fileserver
192.168.115.10 = eth1, Suse 10 (DNS,DHCP,DSL,Samba,PDC etc.)
192.168.115.x = workstations
iptables
echo "0" > /proc/sys/net/ipv4/conf/eth0/log_martians hat auch nix gebracht
Vielleicht hat jemand ne Idee ?
cu Huflatisch
Habe gestern ein neues Programm tksuite installiert und an iptables bissel prerouting eingestellt. Seit dem zieht es mir den log mit Marspaketen zu. Habe auch alles wieder rückgänig gemacht, aber das Problem bleibt.
Was mich stutzig macht ist das eth0 (10.0.0.6) nur aufs dsl modem zeigt und fürs interne Netz eth1 zuständig ist. Alle angemeldeten Rechner bringen die martian pakete. Was sagt "printk: 14 messages suppressed."
192.168.115.1 = w2k Fileserver
192.168.115.10 = eth1, Suse 10 (DNS,DHCP,DSL,Samba,PDC etc.)
192.168.115.x = workstations
Code:
Apr 13 07:07:05 linuxx kernel: martian source 192.168.115.193 from 192.168.115.10, on dev eth0
Apr 13 07:07:05 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:06
Apr 13 07:07:06 linuxx kernel: martian source 192.168.115.193 from 192.168.115.193, on dev eth0
Apr 13 07:07:06 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:06
Apr 13 07:07:06 linuxx kernel: martian source 192.168.115.10 from 192.168.115.193, on dev eth0
Apr 13 07:07:06 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:06
Apr 13 07:07:06 linuxx kernel: martian source 192.168.115.193 from 192.168.115.193, on dev eth0
Apr 13 07:07:06 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:06
Apr 13 07:07:07 linuxx kernel: martian source 192.168.115.193 from 192.168.115.193, on dev eth0
Apr 13 07:07:07 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:06
Apr 13 07:07:12 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:07:12 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:07:12 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:07:12 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:07:12 linuxx kernel: martian source 192.168.115.190 from 192.168.115.10, on dev eth0
Apr 13 07:07:12 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:06
Apr 13 07:07:13 linuxx kernel: martian source 192.168.115.190 from 192.168.115.190, on dev eth0
Apr 13 07:07:13 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:06
Apr 13 07:07:13 linuxx kernel: martian source 192.168.115.190 from 192.168.115.190, on dev eth0
Apr 13 07:07:13 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:06
Apr 13 07:07:13 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:07:13 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:07:15 linuxx kernel: printk: 3 messages suppressed.
Apr 13 07:07:15 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:07:15 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:07:20 linuxx kernel: printk: 14 messages suppressed.
Apr 13 07:07:20 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:07:20 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:07:25 linuxx kernel: printk: 17 messages suppressed.
Apr 13 07:07:25 linuxx kernel: martian source 255.255.255.255 from 192.168.115.193, on dev eth0
Apr 13 07:07:25 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:07:30 linuxx kernel: printk: 19 messages suppressed.
Apr 13 07:07:30 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:07:30 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:08:23 linuxx kernel: printk: 8 messages suppressed.
Apr 13 07:08:23 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:08:23 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:08:23 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:08:23 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:08:28 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:08:28 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:08:28 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:08:28 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:08:31 linuxx kernel: martian source 192.168.115.255 from 192.168.115.188, on dev eth0
Apr 13 07:08:31 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0b:6a:6b:a9:97:08:00
Apr 13 07:09:07 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:09:07 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:09:07 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:09:07 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:09:14 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:09:14 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:09:15 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:09:15 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:09:16 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:09:16 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:09:17 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:09:17 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:09:55 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:09:55 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:09:55 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:09:55 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:09:55 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:09:55 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:10:01 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:10:01 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:10:02 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:10:02 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:10:03 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:10:03 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:10:03 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:10:03 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:10:13 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:10:13 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:10:14 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:10:14 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:10:14 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:10:14 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:10:29 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:10:29 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:11:23 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:11:23 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:11:27 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:11:27 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:11:30 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:11:30 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:11:44 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:11:44 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:11:44 linuxx kernel: martian source 192.168.115.255 from 192.168.115.10, on dev eth0
Apr 13 07:11:44 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:00
Apr 13 07:11:44 linuxx kernel: martian source 192.168.115.255 from 192.168.115.10, on dev eth0
Apr 13 07:11:44 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:00
Apr 13 07:11:45 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:11:45 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:11:46 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:11:46 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:12:09 linuxx kernel: martian source 192.168.115.188 from 192.168.115.1, on dev eth0
Apr 13 07:12:09 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:06
Apr 13 07:12:09 linuxx kernel: martian source 192.168.115.188 from 192.168.115.1, on dev eth0
Apr 13 07:12:09 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:06
Apr 13 07:12:14 linuxx kernel: martian source 192.168.115.255 from 192.168.115.188, on dev eth0
Apr 13 07:12:14 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0b:6a:6b:a9:97:08:00
Apr 13 07:12:14 linuxx kernel: martian source 192.168.115.255 from 192.168.115.188, on dev eth0
Apr 13 07:12:14 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0b:6a:6b:a9:97:08:00
Apr 13 07:13:58 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:13:58 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:14:20 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:14:20 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:14:26 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:14:26 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:14:27 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:14:27 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:14:27 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:14:27 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:15:30 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:15:30 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:16:00 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:16:00 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:16:50 linuxx kernel: martian source 192.168.115.255 from 192.168.115.10, on dev eth0
Apr 13 07:16:50 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:00
Apr 13 07:16:50 linuxx kernel: martian source 192.168.115.255 from 192.168.115.10, on dev eth0
Apr 13 07:16:50 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:00
Apr 13 07:17:22 linuxx kernel: martian source 192.168.115.190 from 192.168.115.1, on dev eth0
Apr 13 07:17:22 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:06
Apr 13 07:17:25 linuxx kernel: martian source 192.168.115.193 from 192.168.115.1, on dev eth0
Apr 13 07:17:25 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:06
Apr 13 07:17:43 linuxx kernel: martian source 192.168.115.10 from 192.168.115.190, on dev eth0
Apr 13 07:17:43 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:06
Apr 13 07:18:41 linuxx kernel: martian source 192.168.115.10 from 192.168.115.1, on dev eth0
Apr 13 07:18:41 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:06
Apr 13 07:19:28 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:19:28 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:20:30 linuxx kernel: martian source 192.168.115.255 from 192.168.115.188, on dev eth0
Apr 13 07:20:30 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0b:6a:6b:a9:97:08:00
Apr 13 07:21:23 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:21:23 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:21:23 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:21:23 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:22:10 linuxx kernel: martian source 192.168.115.188 from 192.168.115.1, on dev eth0
Apr 13 07:22:10 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:06
Apr 13 07:22:10 linuxx kernel: martian source 192.168.115.188 from 192.168.115.1, on dev eth0
Apr 13 07:22:10 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:06
Apr 13 07:22:53 linuxx kernel: martian source 192.168.115.255 from 192.168.115.10, on dev eth0
Apr 13 07:22:53 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:00
Apr 13 07:22:53 linuxx kernel: martian source 192.168.115.255 from 192.168.115.10, on dev eth0
Apr 13 07:22:53 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:00
Apr 13 07:22:58 linuxx kernel: martian source 192.168.115.10 from 192.168.115.188, on dev eth0
Apr 13 07:22:58 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0b:6a:6b:a9:97:08:06
Apr 13 07:23:30 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:23:30 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:23:49 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:23:49 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:23:49 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:23:49 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:23:50 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:23:50 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:25:55 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:25:55 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:26:31 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:26:31 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:26:31 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:26:31 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:26:32 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:26:32 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:26:43 linuxx kernel: martian source 192.168.115.10 from 192.168.115.190, on dev eth0
Apr 13 07:26:43 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:06
Apr 13 07:27:24 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:27:24 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:27:24 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:27:24 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:27:26 linuxx kernel: martian source 192.168.115.193 from 192.168.115.1, on dev eth0
Apr 13 07:27:26 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:06
Apr 13 07:27:26 linuxx kernel: martian source 192.168.115.193 from 192.168.115.1, on dev eth0
Apr 13 07:27:26 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:06
Apr 13 07:28:42 linuxx kernel: martian source 192.168.115.10 from 192.168.115.1, on dev eth0
Apr 13 07:28:42 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:06
Apr 13 07:29:54 linuxx kernel: martian source 192.168.115.255 from 192.168.115.10, on dev eth0
Apr 13 07:29:54 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:00
Apr 13 07:29:54 linuxx kernel: martian source 192.168.115.255 from 192.168.115.10, on dev eth0
Apr 13 07:29:54 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:00
Apr 13 07:30:18 linuxx kernel: martian source 192.168.115.5 from 192.168.115.10, on dev eth0
Apr 13 07:30:18 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:06
Apr 13 07:31:00 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:31:00 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:31:28 linuxx kernel: martian source 192.168.115.255 from 192.168.115.193, on dev eth0
Apr 13 07:31:28 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:50:bf:15:71:4b:08:00
Apr 13 07:32:13 linuxx kernel: martian source 192.168.115.10 from 192.168.115.190, on dev eth0
Apr 13 07:32:13 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:06
Apr 13 07:32:29 linuxx kernel: martian source 192.168.115.255 from 192.168.115.188, on dev eth0
Apr 13 07:32:29 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0b:6a:6b:a9:97:08:00
Apr 13 07:32:58 linuxx kernel: martian source 192.168.115.188 from 192.168.115.1, on dev eth0
Apr 13 07:32:58 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:06
Apr 13 07:35:27 linuxx kernel: martian source 192.168.115.255 from 192.168.115.190, on dev eth0
Apr 13 07:35:27 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:00
Apr 13 07:35:53 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:35:53 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:35:54 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:35:54 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:35:55 linuxx kernel: martian source 192.168.115.255 from 192.168.115.1, on dev eth0
Apr 13 07:35:55 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:00
Apr 13 07:37:13 linuxx kernel: martian source 192.168.115.10 from 192.168.115.190, on dev eth0
Apr 13 07:37:13 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0d:61:1a:e2:51:08:06
Apr 13 07:37:28 linuxx kernel: martian source 192.168.115.193 from 192.168.115.1, on dev eth0
Apr 13 07:37:28 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:0e:a6:73:5d:99:08:06
Apr 13 07:37:55 linuxx kernel: martian source 192.168.115.255 from 192.168.115.10, on dev eth0
Apr 13 07:37:55 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:00
Apr 13 07:37:55 linuxx kernel: martian source 192.168.115.255 from 192.168.115.10, on dev eth0
Apr 13 07:37:55 linuxx kernel: ll header: ff:ff:ff:ff:ff:ff:00:08:54:4a:f6:5d:08:00
iptables
Code:
IPTABLES="/usr/sbin/iptables"
############# Vorläufiges Ausschalten des IP Forwarding.
echo "0" > /proc/sys/net/ipv4/ip_forward
############# TCP-Syncookies, AbwehrmaÃnahmen gegen syn flooding
echo "1" > /proc/sys/net/ipv4/tcp_syncookies
############# Ignorieren von Echoauforderungen von icmp
echo "1" > /proc/sys/net/ipv4/icmp_echo_ignore_broadcasts
############# Das Loggen ungültiger ICMP-Pakete wird ausgeschaltet
echo "0" > /proc/sys/net/ipv4/icmp_ignore_bogus_error_responses
##### IP-Spoof Protection
echo "1" > /proc/sys/net/ipv4/conf/eth0/rp_filter
##### Keine Redirections
echo "0" > /proc/sys/net/ipv4/conf/eth0/accept_redirects
##### Kein Source-Routing
echo "0" > /proc/sys/net/ipv4/conf/eth0/accept_source_route
##### Kein Bootstrap Protokoll
echo "0" > /proc/sys/net/ipv4/conf/eth0/bootp_relay
##### Ungültige IP-Pakete werden geloggt.
echo "1" > /proc/sys/net/ipv4/conf/eth0/log_martians
echo "Dynamische Kernelparameter gesetzt"
############ Alle Pakete der Grundeinstellung werden verworfen
#$IPTABLES -P INPUT DROP
#$IPTABLES -P FORWARD DROP
#$IPTABLES -P OUTPUT DROP
iptables -P INPUT ACCEPT
iptables -P FORWARD ACCEPT
iptables -P OUTPUT ACCEPT
############ Alle eventuell noch vorhandenen Regeln werden gelÃscht
############ LÃsche alle Regeln aus der Filter Tabelle
$IPTABLES -F
############ LÃsche aller Regeln aus der NAT Tabelle
$IPTABLES -t nat -F
############ LÃsche alle selbstdefinierten Regeln
$IPTABLES -X
echo "Firewall Basiskonfiguration initialisiert"
############# Einschalten des IP Forwarding und des DNAT
echo 1 > /proc/sys/net/ipv4/ip_forward
echo 1 > /proc/sys/net/ipv4/ip_dynaddr
#### Masquarading einschalten
iptables -t nat -A POSTROUTING -o dsl0 -s 192.168.115.0/24 -j MASQUERADE
echo "Masquarading eingeschaltet"
iptables -A FORWARD -i dsl0 -d 0.0.0.0/0 -j ACCEPT
iptables -A FORWARD -o dsl0 -p TCP --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
Vielleicht hat jemand ne Idee ?
cu Huflatisch