ssh abc@def -L 110:127.0.0.1:110 abc - username on serverdef - server address110: - local port that will be opened on loopback interface (127.0.0.1) on local machine127.0.0.1 - IP address of computer that we creating a tunnel to via our SSH tunnel:110 - port number of target machi...
In the world ofhackers, the kind of answers you get to your technical questions depends as much on the way you ask the questions as on the difficulty of developing the answer. This guide will teach you how to ask questions in a way more likely to get you a satisfactory answer. Now tha...
If you have been programming for any length of time in a Unix environment, you will have encountered the mystical programs Lex & YACC, or as they are known to GNU/Linux users worldwide, Flex & Bison, where Flex is a Lex implementation by Vern Paxson and Bison the GNU version of YACC....
To activate a connection, NetworkManager often delegates the tasks to other specialized network tools and daemons such as dhclient to get Internet layer configuration from a locally attached physical network. Because network configuration tools and schemes vary among distributions, NetworkManager uses plugin...
To channel a file to a program’s standard input, use the < operator: 要将文件传递给程序的标准输入,请使用 < 运算符: 代码语言:sh AI代码解释 $head</proc/cpuinfo You will occasionally run into a program that requires this type of redirection, but because mostUnixcommands accept filenames as...
If you can, it is very useful to get information on the version of the applications that we find running on a target machine. For example, many applications have some kind of banner that is sent as soon as someone connects. Most SMTP and POP servers as well as many Web servers are con...
Prior to starting the USBGuard daemon (or service) for the first time(but after installation) we need to generate a rules file for USBGuard so that the currently attached USB devices (in particular mouse and keyboard) keep working so that you will notget locked out of your system. More on...
:-) Or complain loudly and get us to provide a better debugging tool (like DebugDiag...). What is a Crash You can consider a crash as an unrecoverable event that resulted from some bug in the program that is executing - in the case of IIS, it simply provides a thin process...
The Domain Name System introduced in 1984 became this new system. With DNS, the host names reside in a database that can be distributed among multiple servers, decreasing the load on any one server and providing the ability to administer this naming system on a per-partition basis. DNS suppo...
I created it in the hope that it will be useful especially for system and web administrators. I hope you enjoy it. Before you start remember about the two most important things: Do not follow guides just to get 100% of something. Think about what you actually do at your server! These ...