scada host

1 Conceptual Understanding Host-only, as the name suggests, provides a network of visits between hosts and virtual machines, rather than the technology of virtual machines accessing the Internet. In some special network debugging environment, the requirements of the real environment and virtual environment isolation (that is, do not want the extranet environment to access the virtual machine, and do not want the virtual machine to access the extranet

First, change httpd.confOpen the Appserv installation folder, locate the httpd.conf file, and then remove the # number in front of the following two lines of text, respectively.#LoadModule Vhost_alias_module modules/mod_vhost_alias.soRemove # means enable Apache's virtual host feature.#Include conf/extra/httpd-vhosts.confTo get rid of this line, it means to import the virtual host configuration from the con

In CentOS or RHEL, there are three defined host names: a, static (static), B, transient (transient), and c, flexible (pretty ). Ldquo; static rdquo; host name is also called the kernel host name. it is the host name automatically initialized from/etc/hostname at startup. Ldquo; transient rdquo;

My host is the window system, need to use a Linux open source service, now is the way to install a VMWARE,VM Linux system on the host, the service installed on the VM. The problem is the PHP file on my console, how to require PHP files on the VM? And how does the PHP file on the VM call the MySQL database on the host? The process is the

1. Introduction IP multicast transfers data to some hosts. One or more hosts are represented by one IP address. Multicast transfers data to all hosts in the best way like normal IP Address Transmission. The group members are dynamic. Members can join or leave a group at any time. The group size and position are not limited. A host can be a member of multiple groups. The Group can be permanent or temporary. The Permanent Group has a notarized assigned

Buntu 14.04 Configuring a virtual hostA virtual host is often used for Web services that provide multiple domain names on a single IP address. This is useful if someone wants to run multiple Web sites on a single VPS with a single IP address. In this tutorial, let me show you how to set up a virtual host on Ubuntu 14.04 lts Apache Web server. Please note that this tutorial is for the 32-bit version of Ubunt

Now the virtual host market competition is very fierce, host companies have resorted to all the tricks, including a more despicable means. To avoid being ripped off by host operators, here are 10 tips: 　1. Try not to use the host provider's domain name, so that the domain name and virtual

The Ros container in Docker is connected to the remote ROS host Docker is currently a popular open-source application container engine, and ROS (robot operating system) is a popular robotic operating system. In combination, it is a possibility to study the cloud robot. 1. Preparation (1) Two computers AB, preferably in the same network segment;(2) PC A-installs Docker and downloads Ros Mirror, computer B downloads and installs Ros (non-mirrored) with

This afternoon wrote a simple one-click Automatic Virtual Host shell script, the script to implement automatic configuration Nginx virtual host, automatically create FTP account, automatically create a database, users, and automatically achieve MySQL automatic scheduled backup, log cutting, program backup.For other reasons, the backup mechanism is removed and the code is as follows.First need a basic Nginx

Network Programming: Host byte and network byte, network programming byte Recently, I was using python to develop a general testing tool for testing engine services. Here I will sort out a concept in network programming that is inevitable: Host byte and network byte. Here we will first introduce the small-end mode (LE little-endian) and the big-endian mode (BE big-endian ). 　1. Small-end mode:The sub-termin

Modify the Host Name of CentOS 7 How to modify the host name on CentOS 7 In CentOS, there are three defined host names: static, transient, and flexible ). The "static" host name is also called the kernel host name. It is the host

MMC subsystem series (in continuous update):[MMC subsystem] concepts and frameworks[MMC Subsystem] MMC core (chapter I)--Overview[MMC Subsystem] MMC core (chapter II)--Description of data structure and macro definitions[MMC Subsystem] MMC core (chapter III)--bus module description[MMC Subsystem] MMC core (fourth chapter)--host module description[MMC Subsystem] MMC core (fifth chapter)--card related modules (MMC type card)[MMC Subsystem] MMC core (sixt

Ways to enable and deactivate a site A2ensite Site name A2dissite Station Roll Call Name-based virtual host (distinguished by domain name) After installing Apache, there is a virtual host called default. When you create a new virtual host, you can directly copy the default virtual host's configuration file, and then modify the configuration parameters for the new

Create a container with a centos image, deploy a PHP project within a container, and because you want to request an interface service from another server on the local area network, the originating HTTP request is always connected but can be connected to the Internet. 2.Host ip:172.20.20.152,The target server for the request interface ip:172.17.3.97 To create a docker container command:Docker run-p 80:80--name=mycns-it Eeb3a076a0be/bin/bash After e

The Linux host name is set during the installation of the Linux operating system and is the only identifier of a host on the network. However, if you want to modify the host name after installing the Linux system, what should I do? This article describes how to use Ubuntu Desktop 9.04. 1. view the host name quickly I