16:12:08
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#iptables -t nat -Ln
iptables: No chain/target/match by that name. |
| /l3/users/eb/2009/linux0/root :1 :2 :3 :4 :5 :6 :7 :8 :9 :10 :11 :12 :13 :14 :15 :16 :17 :18 :19 :20 :21 :22 :23 :24 :25 :26 :27 :28 :29 :30 :31 :32 :33 :34 :35 :36 :37 :38 :39 :40 :41 :42 :43 (action::edit;;) |
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#man mdadm
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#iptables -t nat -Ln
iptables: No chain/target/match by that name. |
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#iptables -t nat -L
Chain PREROUTING (policy ACCEPT) target prot opt source destination Chain POSTROUTING (policy ACCEPT) target prot opt source destination Chain OUTPUT (policy ACCEPT) target prot opt source destination |
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#ls /proc/net/
anycast6 dev_snmp6 ip_conntrack ip_tables_names netfilter psched rt_acct sockstat6 tr_rif arp if_inet6 ip_conntrack_expect ip_tables_targets netlink raw rt_cache softnet_stat udp atm igmp ip_mr_cache ipv6_route netstat raw6 snmp stat udp6 dev igmp6 ip_mr_vif mcfilter packet route snmp6 tcp unix dev_mcast ip6_flowlabel ip_tables_matches mcfilter6 protocols rt6_stats sockstat tcp6 wireless |
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#netstat -np -A inet
Active Internet connections (w/o servers) Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name tcp 0 0 10.0.35.100:22 192.168.15.15:58191 ESTABLISHED 9775/18 tcp 0 0 10.0.35.100:22 192.168.15.9:58891 ESTABLISHED 9212/2 tcp 0 9616 10.0.35.100:22 192.168.107.2:46852 ESTABLISHED 12556/10 tcp 0 0 10.0.35.100:22 192.168.15.13:54318 ESTABLISHED 16372/3 tcp 0 0 10.0.35.100:22 192.168.104.8:48747 ESTABLISHED 12279/40 tcp 0 0 10.0.35.100:59651 194.150.93.78:18030 TIME_WAIT - tcp 0 0 10.0.35.100:22 192.168.108.2:37156 ESTABLISHED 16537/28 tcp 0 0 10.0.35.100:22 192.168.101.2:44992 ESTABLISHED 11659/34 ... tcp 0 0 10.0.35.100:22 192.168.106.2:45420 ESTABLISHED 15095/6 tcp 0 0 10.0.35.100:22 192.168.15.253:43536 ESTABLISHED 10506/30 tcp 0 0 10.0.35.100:22 192.168.15.7:38295 ESTABLISHED 11438/22 tcp 0 0 10.0.35.100:22 192.168.102.2:48057 ESTABLISHED 15666/44 tcp 0 288 10.0.35.100:22 192.168.107.2:40979 ESTABLISHED 11730/36 tcp 0 0 10.0.35.100:22 192.168.103.2:55292 ESTABLISHED 16679/42 tcp 0 0 127.0.0.1:3002 127.0.0.1:46269 CLOSE_WAIT 13398/nc tcp 0 0 10.0.35.100:22 192.168.15.3:33397 ESTABLISHED 9770/14 tcp 0 0 10.0.35.100:22 192.168.105.2:39379 ESTABLISHED 15518/12 tcp 0 0 10.0.35.100:22 192.168.15.6:54367 ESTABLISHED 16535/8 |
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#cat /proc/net/ip_conntrack | less
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#cat /proc/net/ip_conntrack | grep src=192.168.102.2
tcp 6 432000 ESTABLISHED src=192.168.102.2 dst=10.0.35.100 sport=48057 dport=22 packets=2707 bytes=147959 src=10.0.35.100 dst=192.168.102.2 sport=22 dport=48057 packets=3465 bytes=962983 [ASSURED] mark=0 use=1 tcp 6 427160 ESTABLISHED src=10.0.35.100 dst=192.168.102.2 sport=39855 dport=80 packets=1 bytes=40 [UNREPLIED] src=192.168.102.2 dst=10.0.35.100 sport=80 dport=39855 packets=0 bytes=0 mark=0 use=1 tcp 6 427140 ESTABLISHED src=10.0.35.100 dst=192.168.102.2 sport=43520 dport=80 packets=1 bytes=40 [UNREPLIED] src=192.168.102.2 dst=10.0.35.100 sport=80 dport=43520 packets=0 bytes=0 mark=0 use=1 |
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#iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
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#netstat -n
Active Internet connections (w/o servers) Proto Recv-Q Send-Q Local Address Foreign Address State tcp 0 0 10.0.35.100:22 192.168.15.15:58191 ESTABLISHED tcp 0 0 10.0.35.100:22 192.168.15.9:58891 ESTABLISHED tcp 0 0 10.0.35.100:22 192.168.15.13:54318 ESTABLISHED tcp 0 0 10.0.35.100:22 192.168.104.8:48747 ESTABLISHED tcp 0 0 10.0.35.100:22 192.168.108.2:37156 ESTABLISHED tcp 0 0 10.0.35.100:22 192.168.15.7:41057 ESTABLISHED tcp 0 0 10.0.35.100:22 192.168.101.2:44992 ESTABLISHED tcp 0 0 10.0.35.100:22 192.168.15.1:35465 ESTABLISHED ... unix 3 [ ] STREAM CONNECTED 27217 /dev/log unix 3 [ ] STREAM CONNECTED 27215 unix 3 [ ] STREAM CONNECTED 27104 /dev/log unix 3 [ ] STREAM CONNECTED 27103 unix 3 [ ] STREAM CONNECTED 26969 /dev/log unix 3 [ ] STREAM CONNECTED 26968 unix 3 [ ] STREAM CONNECTED 25477 /dev/log unix 3 [ ] STREAM CONNECTED 25474 unix 3 [ ] STREAM CONNECTED 4760 /dev/log unix 3 [ ] STREAM CONNECTED 4759 |
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#netstat -nl
Active Internet connections (only servers) Proto Recv-Q Send-Q Local Address Foreign Address State tcp 0 0 0.0.0.0:79 0.0.0.0:* LISTEN tcp 0 0 0.0.0.0:9999 0.0.0.0:* LISTEN tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN tcp 0 0 127.0.0.1:25 0.0.0.0:* LISTEN tcp 0 0 0.0.0.0:3002 0.0.0.0:* LISTEN tcp6 0 0 :::22 :::* LISTEN Active UNIX domain sockets (only servers) Proto RefCnt Flags Type State I-Node Path unix 2 [ ACC ] STREAM LISTENING 4399 /dev/log |
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#netstat -ns
Ip:
1253638 total packets received
6480 with invalid addresses
0 forwarded
0 incoming packets discarded
1231755 incoming packets delivered
1222335 requests sent out
Icmp:
215538 ICMP messages received
1010 input ICMP message failed.
...
256 fast retransmits
37 forward retransmits
1156 retransmits in slow start
372 other TCP timeouts
24 SACK retransmits failed
3 times receiver scheduled too late for direct processing
86 DSACKs sent for old packets
497 DSACKs received
2 connections reset due to early user close
18 connections aborted due to timeout
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#netstat -na
Active Internet connections (servers and established) Proto Recv-Q Send-Q Local Address Foreign Address State tcp 0 0 0.0.0.0:79 0.0.0.0:* LISTEN tcp 0 0 0.0.0.0:9999 0.0.0.0:* LISTEN tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN tcp 0 0 127.0.0.1:25 0.0.0.0:* LISTEN tcp 0 0 0.0.0.0:3002 0.0.0.0:* LISTEN tcp 0 0 10.0.35.100:22 192.168.15.15:58191 ESTABLISHED tcp 0 0 10.0.35.100:22 192.168.15.9:58891 ESTABLISHED tcp 0 0 10.0.35.100:22 192.168.15.13:54318 ESTABLISHED ... unix 3 [ ] STREAM CONNECTED 27217 /dev/log unix 3 [ ] STREAM CONNECTED 27215 unix 3 [ ] STREAM CONNECTED 27104 /dev/log unix 3 [ ] STREAM CONNECTED 27103 unix 3 [ ] STREAM CONNECTED 26969 /dev/log unix 3 [ ] STREAM CONNECTED 26968 unix 3 [ ] STREAM CONNECTED 25477 /dev/log unix 3 [ ] STREAM CONNECTED 25474 unix 3 [ ] STREAM CONNECTED 4760 /dev/log unix 3 [ ] STREAM CONNECTED 4759 |
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#arp -v
Address HWtype HWaddress Flags Mask Iface 10.0.35.9 ether 00:04:75:82:53:43 C eth0 10.0.35.1 ether 00:16:3E:04:00:01 C eth0 192.168.16.2 ether 00:16:3E:04:00:12 CM eth0 10.0.35.22 ether 00:15:60:7A:63:80 C eth0 192.168.16.2 * <from_interface> MP eth0 Entries: 5 Skipped: 0 Found: 5 |
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#arp -va
? (10.0.35.9) at 00:04:75:82:53:43 [ether] on eth0 ? (10.0.35.1) at 00:16:3E:04:00:01 [ether] on eth0 ? (192.168.16.2) at 00:16:3E:04:00:12 [ether] PERM on eth0 ? (10.0.35.22) at 00:15:60:7A:63:80 [ether] on eth0 ? (192.168.16.2) at <from_interface> PERM PUB on eth0 Entries: 5 Skipped: 0 Found: 5 |
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#who
root pts/2 2009-06-02 09:48 (linux9.unix.nt) root pts/6 2009-06-02 15:15 (192.168.106.2) root pts/8 2009-06-02 16:12 (linux6.unix.nt) root pts/10 2009-06-02 16:25 (192.168.107.2) root pts/14 2009-06-02 10:17 (linux3.unix.nt) root pts/16 2009-06-02 10:17 (192.168.103.2) root pts/18 2009-06-02 10:17 (linux15.unix.nt) root pts/20 2009-06-02 15:26 (linux11.unix.nt) root pts/22 2009-06-02 16:21 (linux7.unix.nt) root pts/26 2009-06-02 14:33 (linux11.unix.nt) ... root pts/32 2009-06-02 10:57 (linux1.unix.nt) root pts/34 2009-06-02 11:08 (192.168.101.2) root pts/12 2009-06-02 15:28 (192.168.105.2) root pts/0 2009-06-01 17:24 (:pts/2:S.0) root pts/3 2009-06-02 16:06 (linux13.unix.nt) root pts/24 2009-06-02 10:41 (:pts/31:S.1) root pts/38 2009-06-02 11:33 (:pts/23:S.2) root pts/40 2009-06-02 11:39 (192.168.104.8) root pts/42 2009-06-02 16:13 (192.168.103.2) root pts/44 2009-06-02 15:32 (192.168.102.2) |
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#who
root pts/2 2009-06-02 09:48 (linux9.unix.nt) root pts/6 2009-06-02 15:15 (192.168.106.2) root pts/8 2009-06-02 16:12 (linux6.unix.nt) root pts/10 2009-06-02 16:25 (192.168.107.2) root pts/14 2009-06-02 10:17 (linux3.unix.nt) root pts/16 2009-06-02 10:17 (192.168.103.2) root pts/18 2009-06-02 10:17 (linux15.unix.nt) root pts/20 2009-06-02 15:26 (linux11.unix.nt) root pts/22 2009-06-02 16:21 (linux7.unix.nt) root pts/28 2009-06-02 16:12 (192.168.108.2) root pts/30 2009-06-02 10:26 (192.168.15.253) root pts/32 2009-06-02 10:57 (linux1.unix.nt) root pts/34 2009-06-02 11:08 (192.168.101.2) root pts/12 2009-06-02 15:28 (192.168.105.2) root pts/0 2009-06-01 17:24 (:pts/2:S.0) root pts/3 2009-06-02 16:06 (linux13.unix.nt) root pts/24 2009-06-02 10:41 (:pts/31:S.1) root pts/38 2009-06-02 11:33 (:pts/23:S.2) root pts/40 2009-06-02 11:39 (192.168.104.8) root pts/42 2009-06-02 16:13 (192.168.103.2) root pts/44 2009-06-02 15:32 (192.168.102.2) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) root pts/26 2009-06-02 16:43 (linux11.unix.nt) |
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#who |grep linux11
root pts/20 2009-06-02 15:26 (linux11.unix.nt) root pts/26 2009-06-02 16:50 (linux11.unix.nt) |
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#who
root pts/2 2009-06-02 09:48 (linux9.unix.nt) root pts/6 2009-06-02 15:15 (192.168.106.2) root pts/8 2009-06-02 16:12 (linux6.unix.nt) root pts/10 2009-06-02 16:25 (192.168.107.2) root pts/14 2009-06-02 10:17 (linux3.unix.nt) root pts/16 2009-06-02 10:17 (192.168.103.2) root pts/18 2009-06-02 10:17 (linux15.unix.nt) root pts/20 2009-06-02 15:26 (linux11.unix.nt) root pts/22 2009-06-02 16:21 (linux7.unix.nt) root pts/26 2009-06-02 16:43 (linux11.unix.nt) ... root pts/36 2009-06-02 16:43 (linux6.unix.nt) root pts/12 2009-06-02 15:28 (192.168.105.2) root pts/0 2009-06-01 17:24 (:pts/2:S.0) root pts/3 2009-06-02 16:06 (linux13.unix.nt) root pts/24 2009-06-02 10:41 (:pts/31:S.1) root pts/38 2009-06-02 11:33 (:pts/23:S.2) root pts/40 2009-06-02 11:39 (192.168.104.8) root pts/42 2009-06-02 16:13 (192.168.103.2) root pts/44 2009-06-02 15:32 (192.168.102.2) root pts/46 2009-06-02 16:43 (linux13.unix.nt) |