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After GNS3 is used to bridge the local physical network card, it can communicate with the network segment where the physical network card is located, but it cannot communicate with the physical network card that is being bridge. This problem is

I used three consecutive blog posts to introduce some basic knowledge related to network security. Now I want to talk about the subject-certificate and Certificate Server.1. Certificate For our users, in actual application, we mainly use

As the 3.x Series no longer supports mongrel, nginx + passenger is used for load balancing. Previously, nginx + mongrel and puppet version were released in the 2.7 series, so they can still be used; Environment Description: Operating System: centos 5

Foreman architecture: 650) this. width = 650; "src =" http://www.bkjia.com/uploads/allimg/131227/1S51WL5-0.png "border =" 0 "alt =" "/> This article describes how to build foreman and integrate it into nginx. Environment Description: CentOS 5.8 x86_6

I previously wrote an article about customer cms upgrade and web migration, which was not completed in half. I wanted to record it with the implementation of the project, but it would make people feel messy, this project was just finished in the

Errors are inevitable during data transmission. To determine whether a data block has a transmission error, the sender can add redundant information to the data block, the receiver can determine whether the transmission is faulty through the

Bloggers have always liked to work on their own and have limited writing skills. Therefore, they seldom write blog posts ~~~ To learn how to install the apple System Based on this blog, you must first make the following preparations: 1. An ESXi5.1

In this blog post, "Server Load balancer cluster necessary for O & M engineers and LVS details", we detail the basic theories and categories of Server Load balancer and clusters. We will not describe them in detail here, in this blog post, we will

A few days ago, I went down an AIX Chinese Version training PPT, which corresponds to the IBM official document AIX 5L System Administration I: Implementation Studemt Notebook. I have read several English documents and have a biased understanding of

How to make Linux and windows coexist and work together. Samba is a free open-source software that can be used on Linux or other Unix-like operating systems, implement functions such as windows Domain Controller, file server, and print server.

Recently, we have to prepare a new project architecture, which involves issues related to apache-tomcat cluster, mainly through nginx + tomcat. The blog post simplifies the environment for generating and focuses on the architecture idea. 650) this.

Route redistribution Friday, August 9, 2013 23: 36 650) this. width = 650; "src =" http://www.bkjia.com/uploads/allimg/131227/062610HD-0.png "title =" topology .png "/> Step: 1) set IP addresses and open ports for each route, and set test ports or

3.11 single-arm Routing Purpose: 1. master the basic configurations of single-arm routing for inter-VLAN communication. 2. Understand the implementation principle of single-arm routing. Tutorial topology: 650) this. width = 650; "src ="

3.16 integrated exchange Purpose: 1. master the basic deployment of the switching network. 2. Master the switching network deployment process and troubleshooting ideas. Tutorial topology: 650) this. width = 650; "src ="

4.2 basic PPP Configuration Purpose: 1. master the basic configurations of PPP. 2. Understand the PPP Encapsulation Format. Tutorial topology: 650) this. width = 650; "src =" http://www.bkjia.com/uploads/allimg/131227/0619324622-0.png "title =" 4.

June 1, 2013PingingLab was formally established. choosing this day is meaningful. We want to be the most authentic, and we want to do the most practical education.July 10, 2013PingingLab becomes regular army, and the company registration name is:

650) this. width = 650; "src =" http://www.bkjia.com/uploads/allimg/131227/060QWC2-0.png "title =" topology .png "/> Introduction: data packets from R1 pass through R2, while R4 goes out through R3. When the data packets return, R3 passes through R2,

Configuration of the Console port logon mode when the Authentication mode is None # Go To The System View. system-view # Go To The AUX User Interface view. [H3C] user-interface aux 0 # You do not need to perform authentication when logging on to

Wireless Access Point AP (Access Point), also known as wireless bridges and wireless gateways, is also known as "thin" AP. The transmission mechanism of this wireless device is equivalent to a hub in a wired network, which continuously receives and

650) this. width = 650; "src =" http://www.bkjia.com/uploads/allimg/131227/06051RS2-0.png "title =" internal network can be external network .png "/> R1: Conf ter Int f1/0 Ip add 192.168.1.1 255.255.255.0 No shu No ip routing Ip default-ga 192.168.