two port rules added above in-a forward-j reect .... After the rule, the port is not open, and Telnet does not come in outside.
(2) Restart Iptablesservice iptables restartAfter rebooting, use Telnet 192.168.31.128 3306 again, normal.Use Navicat to connect to the database, normal.
Vi. Summary
(1) The host network is normal and cannot access the extranet in the CentOS of the virtual machine.workaround : Use NAT connection mode, set
CentOS 7 System View System Version and machine countPreface
Because linux is not often used, software is installed whenever it is used. When installing the software, you must select the installation package platform, which is 32-bit or 64-bit. At this time, I suddenly found that I don't know how to check it, So Baidu. Although it is easy for Baidu to come out, it still does not have its own notes to look c
CentOS 7.x install ELK
The first time I heard about ELK, it was Sina's @ ARGV that introduced the internal use of ELK and the scenario. At that time, it was very touched. It was so convenient to collect logs and display them, with such a tool, you have no effect after doing bad things and deleting logs.
Many companies have shown that they are very concerned about security, but they have never read or follow
How to install OpenERP (Odoo) in CentOS 7.x)
Hello, this tutorial is about how to install Odoo in CentOS 7 (OpenERP as we know ). Are you considering installing a good ERP (Enterprise Resource Planning) software for your business? OpenERP is the best program you are looking for, because it is a free open source softwar
Hello everyone, this tutorial is about how to install Odoo in CentOS 7 (that's what we know about OpenERP). Are you thinking of installing a good ERP (Enterprise resource planning) software for your business? So OpenERP is the best program you're looking for, because it's a free open source software that provides outstanding features for your business.OpenERP is a free and open source traditional openerp (E
CentOS 7 uninstall home to expand the root Space
Background: Check the gitlab backup server and find that the backup files in the last few days have not been uploaded to this server according to the settings.
Because this server is newer, there are no other files except the received backup files, so inode is not enough to be ruled out first, but the backup file is about 40 Gb +, the server clearly allocates
CentOS 7 ARM Release: Support Raspberry Pi 2/Banana pie/cubietruckKaranbir Singh from the CentOS team is pleased to announce that CentOS 7 Linux for the ARM hardware architecture has been officially released. In addition to Twitter's brief announcement, it did not comment on
How to add new disks in CentOS 7 without restarting the system
For most system administrators, expanding the disk space of Linux servers is one of the daily tasks. Therefore, this article uses Linux commands to demonstrate some simple operation steps on CentOS 7 to expand your disk space without restarting your product
, strippedMethod 3:[[emailprotected] ~]# cat /proc/versionLinux version 3.10.0-327.18.2.el7.x86_64 ([emailprotected]) (gcc version 4.8.3 20140911 (Red Hat 4.8.3-9) (GCC) ) #1 SMP Thu May 12 11:03:55 UTC 2016Method 4:
(the int type and long type are generally 4 bytes in a 32-bit system, and the int type in the 64-bit system is still 4 bytes, but long has become a 8-byte inux "getconf word_bit" is available in the system and"Getconf long_bit" gets the number of digits for word and LONG. 6
Recently, with CentOS, HTML was generated using PHANTOMJS to generate PDFs, but it was generated several times, but the content was always empty.Find it and find out what fonts are supported on the system.After you run the following command:Yum Install cabextract xorg-x11-font-utils-yIf it is an English character, it can be generated, but Chinese is not.Finally, refer to the following article finally fix.Original address: http://blog.csdn.net/wlwlwlwl
What's a LinuxLinux is a running operating system on the server, similar to our daily use of the PC-side Windows operating system. Although similar, there are still a lot of differences, such as Windows generally run in the graphical interface, and Linux is generally run on the init 3 command line interface. And also used on mobile phones, such as Android using the Linux Apple iOS similar to a uinx.# Linux (CentOS
Composer Official website: https://getcomposer.org/Laravel Official website: https://laravel.com/docs/5.2/installationHi all, in this article we is going to setup Laravel on CentOS 7 and Ubuntu 15.04. If you're a PHP web developer then your don ' t need to worry on all modern PHP frameworks, Laravel was the easiest to Get up and running that saves your time and effort and makes web development a joy. Larave
CentOS 7 Network settings in VMware
because of the need to use Linux in the work, in the virtual machine loaded with CentOS7 for the experiment, the installation after the use of a lot of problems, mainly network problems, after the installation of the following kinds of conditions:(1) Host network Normal, in the virtual machine CentOS can not access the
Guide
Expanding the disk space of a Linux server is one of the day-to-day tasks for most system administrators. So this article will expand your disk space without restarting your production server by using Linux commands to demonstrate some simple steps on the CentOS 7 system. Regarding the expansion and addition of new disk to Linux systems, we will mention a variety of methods and a variety of possib
Software installation methods and strategies in CentOS 7
Original article link
In 2010, we officially started to get started with Linux. The entry release version is Ubuntu 10.10, and later transitioned to Ubunu 11.04, which also tried many other mainstream releases. After entering the lab, we started to use CentOS 5, then C
About linux-Centos 7 mysql 5.7.9 rpm package installation (conversion), linux-centos5.7.9
Operating System: Centos 7.1
Mysql database version: mysql5.7.9
Mysql Official Website: http://www.mysql.com
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1. Before installing the new mysql version, we need to uninstall the mariadb-lib that comes with the system.
[root@5201351
Centos-7-minimalRecorded in the virtual machine in the process of loading centos-7-minimal, previously installed with an image of the interface CentOS7, try to dress a minimal version of the CentOS7 to familiarize themselves with the process, the use of later work.Install install VM (slightly) Install CentOS7Reference:
Install Hadoop2.2 In pseudo distribution mode in CentOS 7
Here we will not introduce the installation of CentOS. For details, refer to the following connection and directly go to Hadoop2.2 pseudo distribution mode for installation.
Install CentOS7.0 on a vmwarevm
64-bit CentOS 6.5 Installation Method
64-bit
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