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  • Docker Development Environment of Laravel-based on centos system

    Docker Development Environment of Laravel-based on centos system

    1 Planning software: PHP 7.2, Nginx, MySQL, Composer, NPM AND Yarn, etc. It is easy to expand and use, such as switching PHP versions at any time, or switching between Apache and Nginx. Planning

    Shulou · 2022-06-02 17:00
  • L2tp ipsec centos7

    L2tp ipsec centos7

    The differences and advantages and disadvantages of PPTP, L2TP and IPsec 1. PPTP protocol is a point-to-point tunneling protocol: it separates the control packet from the data packet, and the control packet is controlled by TCP, which is used for strict status query and signaling information; the packet part is first encapsulated in the PPP protocol, and then encapsulated into GR

    Shulou · 2022-06-02 17:00
  • Windows Server 2016-query and export a period of time in the past to create AD users

    Windows Server 2016-query and export a period of time in the past to create AD users

    In the production environment, we often have a variety of requirements, such as quickly querying a certain period of time to create users, or bulk exporting a fixed period of time to create a user list, the specific operations are as follows: $date=Get-Date$oldday= (Get-Date). AddDays (- 1

    Shulou · 2022-06-02 17:00
  • Vcenter hardware information display memory alarm processing process

    Vcenter hardware information display memory alarm processing process

    The 'hardware status'' of the host is always prompted for a memory alarm when connected to the Vcenter via Vsphere client, as shown in the figure. You can see from the picture that it is an alarm with 4 slots of memory, but it is normal to go to the management port of IBM on the spot to check the status.

    Shulou · 2022-06-02 17:00
  • Exchange13/16 enables spam and whitelist settings

    Exchange13/16 enables spam and whitelist settings

    1. Run powershell2 of exchange with administrator privileges and enable anti-spam function X\: ExchangeInstallPath\ Scripts\ Install-AntiSpamAgents.ps1 Note

    Shulou · 2022-06-02 17:00
  • Detailed explanation of K8S RBAC

    Detailed explanation of K8S RBAC

    1. RBAC introduces that RBAC is an authentication and access authorization mechanism of kubernetes, which enables RBAC by setting-authorization-mode=RBAC. The authorization steps of RBAC are divided into two steps: 1) define roles: when defining roles,

    Shulou · 2022-06-02 17:00
  • Office365 Exchange Hybrid part ADFS back-end SQLAlwayson (1)

    Office365 Exchange Hybrid part ADFS back-end SQLAlwayson (1)

    Previous articles have shared with you the implementation and deployment process of SQL failover clustering. The high availability of SQL, the backend database of ADFS, can be either cluster or alwayson. Of course, this is for SQL database to achieve high availability, not limited to ADFS.

    Shulou · 2022-06-02 16:59
  • Confusing concept of VMWare virtual machine-host, bridge, NAT,VMnet1, VMnet8

    Confusing concept of VMWare virtual machine-host, bridge, NAT,VMnet1, VMnet8

    Everyone uses VMWare Workstation as a virtual machine. I have encountered three confusing questions myself. A) what do the three modes of the network host, bridging and NAT mean? B) how can two network cards, VMnet1 and V, be added automatically on windows

    Shulou · 2022-06-02 16:59
  • First time of Docker (introduction to Virtualization)

    First time of Docker (introduction to Virtualization)

    What is a container? a container is a basic tool, which generally refers to any tool that can be used to hold other objects, can be partially or completely closed, and can be used to hold, store and transport objects; objects can be placed in containers, and containers can protect the contents; human beings have used containers for at least 100,000 years. II.

    Shulou · 2022-06-02 16:59
  • Disable the hot add / hot plug feature in the vsphere virtual machine

    Disable the hot add / hot plug feature in the vsphere virtual machine

    If it is vSphere, disable NIC Hotplug users can use the system tray icon to eject the Ethernet controller. ! [] to disable this feature, power off the virtual machine. After powering off, right-click the virtual machine, and then click Edit Settings. In "VM options"

    Shulou · 2022-06-02 16:59
  • Partition formatting and LVM management of disk

    Partition formatting and LVM management of disk

    Fdisk-l View disk fdisk mbr Partition m View help fdisk Command create Partition fdisk Command Delete Partition gfdisk gpt Partition (gdisk Partition method is roughly the same as fdisk) use gdisk command

    Shulou · 2022-06-02 16:59
  • Detailed explanation of yaml file of Kubernetes-v1.15.x

    Detailed explanation of yaml file of Kubernetes-v1.15.x

    The yaml file of Kubernetes details how K8S creates resources. K8S has two ways to create resources: the kubectl command and the yaml configuration file. Kubectl command line: the simplest, a command is OK, but the disadvantage is also obvious, you and

    Shulou · 2022-06-02 16:58
  • Introduction to Docker and Docker Image Management in practical Application

    Introduction to Docker and Docker Image Management in practical Application

    What is an image a tiered storage file a software environment an image can create N containers a standardized delivery of a compact Linux operating system image that does not contain a Linux kernel is not a single file, but has multiple layers. We can

    Shulou · 2022-06-02 16:58
  • The origin of Unix directory structure

    The origin of Unix directory structure

    Author: Ruan Yifeng date: February 6, 2012 Unix (including Linux) beginners, often confused, do not understand the meaning of the directory structure. For example, there is a subdirectory / bin under the root directory that holds binaries. However, the / usr subdirectory

    Shulou · 2022-06-02 16:58
  • CentOS7 install and debug Mysql database

    CentOS7 install and debug Mysql database

    This example requires downloading and installing and debugging the Mysql database. Step 1: download all the software required for the Mysql database installation. I have downloaded the database software in advance and can download it directly from the server, as follows: download directly through scp: [root@agt20 ~] # sc

    Shulou · 2022-06-02 16:58
  • A script for statistics of Exchange mail sending and receiving monthly reports

    A script for statistics of Exchange mail sending and receiving monthly reports

    Goal: count the amount of mail sent and received each month on a regular basis. Add-PSSnapin microsoft.exchange*$Server= "MBX1.liuxing.com", "MBX2.liuxing.com", "MBX"

    Shulou · 2022-06-02 16:58
  • The command line of how k8s resources are created & resource list (yaml)

    The command line of how k8s resources are created & resource list (yaml)

    The basic operation command for command line resource creation / / creates a deployment resource object. (pod controller) [root@master] # kubectl run test-- image=httpd-- port=8

    Shulou · 2022-06-02 16:58
  • Linux user operations record and log

    Linux user operations record and log

    1. Add bash global configuration file: cd / etc/profile.dvi log_command.sh enter the following: export PROMPT_COMMAND='RETRN_VAL=$?;logger

    Shulou · 2022-06-02 16:58
  • An example of synthesis of make-- variables and functions automatically generates dependencies

    An example of synthesis of make-- variables and functions automatically generates dependencies

    one。 Requirements for examples of variables and functions 1. Automatically generate target folder to store executable files 2. Automatically generate the objs folder to store the compiled object files 3. Support debug version of the compilation option 4. Consider the extensibility of the code required to complete the example 1.$ (wild

    Shulou · 2022-06-02 16:58
  • Configuration of VRRP

    Configuration of VRRP

    First of all, look at this picture first. I have assigned each IP address. Next, there is the experimental operation: [R2] INT E0 R2-Ethernet0/0/0 0 [R2-Ethernet0/0/0] IP address 12.1.1.3 24 [R2-Ethernet

    Shulou · 2022-06-02 16:58