connect to [10.0.77.15] from (UNKNOWN) [10.0.64.36] 49341
test
=====>這是本地監聽端口2200接收到了來自遠程linux的連接
client ----visit--------> linux 10.0.64.36:3000 -------send-------> win 10.0.77.15:2200
+++++++++++++++++++++++++++++++++++++++++
===redir====
同樣也是一個端口重定向工具
[root@security-lab1 ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 00:13:72:4F:11:45
inet addr:10.0.64.36 Bcast:10.0.64.255 Mask:255.255.255.0
inet6 addr: fe80::213:72ff:fe4f:1145/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:6299748 errors:0 dropped:0 overruns:0 frame:0
TX packets:1015669 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:666609648 (635.7 MiB) TX bytes:763775653 (728.3 MiB)
Base address:0xecc0 Memory:fe6e0000-fe700000
[root@security-lab1 ~]# uname -a
Linux security-lab1 2.6.9-22.ELsmp #1 SMP Mon Sep 19 18:32:14 EDT 2005 i686 i686 i386 GNU/Linux
[root@security-lab1 ~]# cat /etc/issue
Red Hat Enterprise Linux AS release 4 (Nahant Update 2)
Kernel \r on an \m
[root@security-lab1 ~]# which redir
/usr/bin/redir
[root@security-lab1 ~]# nc -vv localhost 22
localhost.localdomain [127.0.0.1] 22 (ssh) open
SSH-1.99-OpenSSH_3.9p1
sent 0, rcvd 23
[root@security-lab1 ~]# nc -vv -n 10.0.76.109 22 =====>遠程主機，我們要重定向的端口