The previous series of articles essentially covered the basics of linux management, starting with this one about deploying and configuring service programs in centos7 to provide a variety of services to the outside world.
In our daily work and entertainment, all kinds of resources we need are inseparable from the network and various services. W ...
Posted on Thu, 27 Feb 2020 19:04:41 -0800 by oughost
The environment of this experiment is RedHat 7.0 system, and the experiment content comes from "linux should learn this way"ftp is a file transfer protocol in the Internet. Based on the client / server mode, port 20 / 21 is used by default. Port 20 is used to transfer data and port 21 is used to receive relevant ftp commands and para ...
Posted on Tue, 18 Feb 2020 23:15:58 -0800 by TheChief
Cloud storage file gateway is a storage gateway product provided by alicloud. It can meet the needs of users to access OSS object storage data through protocols such as NFS or Samba. Through simple configuration, we can also configure an FTP server based on the file gateway, which allows users to access OSS data through FTP, and real ...
Posted on Tue, 04 Feb 2020 04:32:44 -0800 by TomatoLover
Through the method of network boot system, we can get rid of the tedious media such as CD, hard disk, USB to boot, and install multiple machines completely through the network. It is easy and fast to install.
Function of PXE: it is equivalent to a small system in ROM. it provides ...
Posted on Thu, 16 Jan 2020 06:16:00 -0800 by fiona
SHELL script case:
1. Judge whether the two input passwords are consistent. If they are consistent, output "OK". If they are inconsistent, output "Error"
read -p "Please input a password:" pass1
read -p "Please enter the password again:" pass2
if [ $pass1 == $pass2 ]; then
Posted on Sun, 29 Dec 2019 08:07:47 -0800 by phphunger
vsftpd detailed explanation
vsftpd is the abbreviation of "very secure FTP daemon". Security is one of its biggest characteristics. vsftpd is the name of a server running on a UNIX like operating system. It can run on systems such as Linux, BSD, Solaris, HP UNIX, etc. it is a completely free, open source FTP server software that su ...
Posted on Fri, 15 Nov 2019 07:13:21 -0800 by Wardy7
Experiments in this chapter:
Allow win10-1 to access linux web Services
Disable win10-1 from accessing other linux services
Allow win10 to access win10-2 host
Detailed explanation of ACL extended access control list
1. configure GNS3
Three hosts, one routerWin10-1: bind VMnet1 network cardwin10-2: bind VMnet2 network cardlinux: bind VMnet8 ...
Posted on Tue, 15 Oct 2019 09:21:10 -0700 by Azala
This article mainly writes about the use of shell script text processing tool sed.
Stream EDitor (Stream EDitor) is a powerful and simple text parsing and transformation tool, which can read text, edit the text content (delete, replace, add, move, etc.) according to specified conditions, and finally output all lines or only some proce ...
Posted on Mon, 14 Oct 2019 18:49:33 -0700 by klaaz
The Concept of Regular Expressions
Regular expression: Use a single string to describe and match a series of strings that conform to a certain syntactic ruleIt is composed of ordinary characters and special characters. It is commonly used in script programming and text editor, such as php, python, she, etc. It is abbreviated as regex, regexp, ...
Posted on Thu, 10 Oct 2019 22:24:58 -0700 by keyboard
vsftpd file transfer protocol
System environment: CentOS Linux release 7.6.1810 (Core)
I. Brief Introduction
ftp (File Transfer Protocol) is called Very Secure FTP Server. Vsftpd is the ftp server software running on linux operating system. -
vsftp provides three login modes: 1. anonymous login; 2. local user login; 3. virtual user login
Posted on Wed, 09 Oct 2019 17:11:35 -0700 by c_shelswell