Built-in port-scanning capabilities, with randomizer Built-in loose source-routing capability Can read command line arguments from standard input Slow-send mode, one line every N seconds Optional ability to let another program service inbound connections
Some of the potential uses of netcat:
Script backends Scanning ports and inventorying services Backup handlers File transfers Server testing and simulation Firewall testing Proxy gatewaying Network performance testing Address spoofing tests Protecting X servers 1001 other uses you`ll likely come up with
###################################################################### 2. Netcat 1.10 for NT 帮助信息 ###################################################################### C:\WINDOWS\Desktop>nc -h [v1.10 NT] connect to somewhere: nc [-options] hostname port[s] [ports] ... listen for inbound: nc -l -p port [options] [hostname] [port] options: -d detach from console, background mode (后台模式) -e prog inbound program to exec [dangerous!!] -g gateway source-routing hop point[s], up to 8 -G num source-routing pointer: 4, 8, 12, ... -h this cruft (本帮助信息) -i secs delay interval for lines sent, ports scanned (延迟时间) -l listen mode, for inbound connects (监听模式,等待连接) -L listen harder, re-listen on socket close (连接关闭后,仍然继续监听) -n numeric-only IP addresses, no DNS (ip数字模式,非dns解析) -o file hex dump of traffic (十六进制模式输出文件,三段)
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