Cipe 1.4.1 - maximalne pingnu :( (dlouhe-vypisy konfigurace :)
Jan Moravec
javim na czech.net
Pondělí Září 18 14:06:32 CEST 2000
Hezky den
BTW: Nevim jak, ale prave se mi povedlo dosahnout uz i na stroje ve
vnitrni siti (az tedy na ten traceroute).
> Poslete svoji routovaci tabulku (route -n) a kompletni vypis ipchains
> pravidel, pripadne i vypis ifconfig.
stroj A
Destination Gateway Genmask Flags Metric Ref Use
Iface
10.0.1.1 0.0.0.0 255.255.255.255 UH 0 0 0
cipcb0
194.213.226.224 0.0.0.0 255.255.255.224 U 0 0 0
eth1
10.0.0.0 0.0.0.0 255.255.255.0 U 0 0 0
eth0
10.0.1.0 0.0.0.0 255.255.255.0 U 0 0 0
cipcb0
0.0.0.0 194.213.226.225 0.0.0.0 UG 1 0 0
eth1
Chain input (policy DENY):
target prot opt source destination ports
ACCEPT all ------ anywhere anywhere n/a
ACCEPT all ------ anywhere anywhere n/a
ACCEPT all ------ 10.0.0.0/24 anywhere n/a
ACCEPT icmp ------ anywhere 194.213.226.252 any ->
any
ACCEPT udp ------ anywhere 194.213.226.252 any ->
any
ACCEPT tcp !y---- anywhere 194.213.226.252 any ->
any
ACCEPT tcp ------ anywhere 194.213.226.252
ftp-data -> any
ACCEPT tcp ------ anywhere 194.213.226.252 any ->
smtp
ACCEPT tcp ------ brno.czech.net 194.213.226.252 any ->
ssh
ACCEPT tcp ------ anywhere 194.213.226.252 any ->
domain
ACCEPT udp ------ anywhere 194.213.226.252 any ->
6789
DENY all ------ !10.0.0.0/24 anywhere n/a
DENY all ------ 10.0.0.0/24 anywhere n/a
Chain forward (policy ACCEPT):
target prot opt source destination ports
MASQ all ------ 10.0.0.0/24 anywhere n/a
Chain output (policy ACCEPT):
cipcb0 Link encap:IPIP Tunnel HWaddr
inet addr:10.0.0.7 P-t-P:10.0.1.1 Mask:255.255.255.255
UP POINTOPOINT NOTRAILERS RUNNING NOARP MTU:1442 Metric:1
RX packets:685 errors:0 dropped:0 overruns:0 frame:0
TX packets:527 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:100
eth0 Link encap:Ethernet HWaddr 00:00:F8:1F:E5:7B
inet addr:10.0.0.7 Bcast:10.0.0.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:145501 errors:34 dropped:0 overruns:0 frame:24
TX packets:58947 errors:418 dropped:0 overruns:0 carrier:486
collisions:262 txqueuelen:100
Interrupt:10 Base address:0xe000
eth1 Link encap:Ethernet HWaddr 00:02:B3:02:70:D9
inet addr:194.213.226.252 Bcast:194.213.226.255
Mask:255.255.255.224
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:312161 errors:0 dropped:0 overruns:0 frame:0
TX packets:31720 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:100
Interrupt:5 Base address:0xd000
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:3924 Metric:1
RX packets:119 errors:0 dropped:0 overruns:0 frame:0
TX packets:119 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
Stroj B
Destination Gateway Genmask Flags Metric Ref Use
Iface
10.0.0.7 0.0.0.0 255.255.255.255 UH 0 0 0
cipcb0
194.213.232.192 0.0.0.0 255.255.255.248 U 0 0 0
eth0
10.0.0.0 0.0.0.0 255.255.255.0 U 0 0 0
cipcb0
10.0.1.0 0.0.0.0 255.255.255.0 U 0 0 0
eth1
0.0.0.0 194.213.232.193 0.0.0.0 UG 1 0 0
eth0
Chain input (policy DENY):
target prot opt source destination ports
ACCEPT all ------ 0.0.0.0/0 0.0.0.0/0 n/a
ACCEPT all ------ 0.0.0.0/0 0.0.0.0/0 n/a
ACCEPT all ------ 10.0.1.0/24 0.0.0.0/0 n/a
ACCEPT icmp ------ 0.0.0.0/0 194.213.232.197 * ->
*
ACCEPT udp ------ 0.0.0.0/0 194.213.232.197 * ->
*
ACCEPT tcp !y---- 0.0.0.0/0 194.213.232.197 * ->
*
ACCEPT tcp ------ 0.0.0.0/0 194.213.232.197 20 ->
*
ACCEPT tcp ------ 0.0.0.0/0 194.213.232.197 * ->
25
ACCEPT tcp ------ 194.213.226.252 194.213.232.197 * ->
22
ACCEPT tcp ------ 0.0.0.0/0 194.213.232.197 * ->
53
ACCEPT udp ------ 0.0.0.0/0 194.213.232.197 * ->
6789
DENY all ------ !10.0.1.0/24 0.0.0.0/0 n/a
DENY all ------ 10.0.1.0/24 0.0.0.0/0 n/a
Chain forward (policy ACCEPT):
target prot opt source destination ports
MASQ all ------ 10.0.1.0/24 0.0.0.0/0 n/a
Chain output (policy ACCEPT):
cipcb0 Link encap:IPIP Tunnel HWaddr
inet addr:10.0.1.1 P-t-P:10.0.0.7 Mask:255.255.255.255
UP POINTOPOINT NOTRAILERS RUNNING NOARP MTU:1442 Metric:1
RX packets:487 errors:0 dropped:0 overruns:0 frame:0
TX packets:737 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:100
eth0 Link encap:Ethernet HWaddr 00:00:C0:EF:7E:6B
inet addr:194.213.232.197 Bcast:194.213.232.199
Mask:255.255.255.248
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:16926 errors:0 dropped:0 overruns:0 frame:0
TX packets:10433 errors:0 dropped:0 overruns:0 carrier:0
collisions:4 txqueuelen:100
Interrupt:10 Base address:0x310 Memory:cc000-d0000
eth1 Link encap:Ethernet HWaddr 00:00:C0:32:B7:6B
inet addr:10.0.1.1 Bcast:10.0.1.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:100
Interrupt:5 Base address:0x350 Memory:b0000-b4000
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:3924 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 txqueuelen:0
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