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I often hear network administrators talk about NAT technology. When will NAT technology be used? There are two main aspects: first, the public IP address is not enough. When an enterprise only rents a limited number of public IP addresses, it is

Recently, Abo's company has expanded its scale and added many employee clients. The leaders also demanded that the company's internal network telephone project be launched as soon as possible, and all the tasks were put on ABO's shoulders. With a

In the past, vrouters and hubs were often used in the network, but now many networks use vswitches. How do I face the challenges of routing networks and switching technologies? Currently, vswitches are dominant in the network market, because of

To explain the concept of a router, you must first know what routing is. The so-called "routing" refers to the behavior and action that transmits data from one place to another. The Router is the machine that executes such behavior. Its English name

Some enterprises use fixed IP addresses, such as the Public IP address area issued by the ISP, DMZ servers, and one-to-one NAT servers. To enable services for users on the Internet, they must use fixed IP addresses. Although it is beneficial to make

For CEN, you must configure the vro according to different requirements. But in fact, the more the vro performs, the higher the efficiency. For example, if the network package of a broadcast application is allowed to enter the content, the router

Network management faces a problem, that is, it is not easy to configure external points. For example, a company has ten pivot points on the outside, because the general pivot points often do not have personnel with network management capabilities,

Although r I P has a long history, it still has its own limitations. It is very suitable for the early Internet computing routing; however, technological advances have greatly changed the way the Internet is built and used. Therefore, r I P will

For many beginners, the ROM Monitor of Cisco routers is often unfamiliar or even daunting. The reason is very simple. First, we do not often use this mode and are not familiar with its related operations; second, Operation errors in ROM Monitor mode

I often hear network administrators talk about NAT technology. When will NAT technology be used? There are two main aspects: first, the public IP address is not enough. When an enterprise only rents a limited number of public IP addresses, it is

There are still many things worth learning about wireless LAN. Here we will mainly introduce the Selection Guide for WLAN products related to wireless LAN. Experts believe that to purchase a wireless LAN product, we must first clarify the protocol

Experience in configuring wireless routing ZTE models, network parameter settings in wireless routing settings experience, LAN port parameter settings, and SSID settings will be the focus of this article, I hope you will have a clear understanding

This article describes in detail how to back up and upgrade the Cisco router operating system. What operations do you need? The following articles will provide detailed answers. Based on security considerations, network administrators need to back

This article describes in detail how to use a password to protect a Cisco router. I believe this article will help you. The most serious cause of security problems is often because people ignore the most basic security measures. In this article,

This article gives you a detailed description of the DHCP problem in the network, how should we solve it, and what operations should we do? I believe that reading this article will help you. An error occurred while accessing the internet due to a

OSPF tutorial steps: 2. Configure the secondary address of R4 Router(config)#int f1/0   Router(config-if)#ip add 192.168.6.1 255.255.255.0 secondary   Router(config-if)#exit  1. In R1 ~ Configure OSPF on R4 R1：   Router(config)#

Vro password recovery To prevent others from knowing the vro password, especially the privileged password, and threatening the security of the local network, many administrators have made the password particularly complex. However, after configuring

The following describes how to use a vro as a vswitch: DisplayConnect two RoutersNetwork cabling In the two router connection methodsVro1 is to provide layer-3 service physical, Data Link and network layer), while vro1 1 is a hub. Vro2 2 provides

Switch STP Configuration The value range of the Spanning Tree priority is 0 ~ 61440, increment is 4096, its valid value is ,......, 61440. The smaller the priority value, the higher the priority. 0 is the highest, and 61440 is the lowest. When

People who use wireless networks will encounter problems that cannot find the wireless router signal. I have also encountered this problem before, the wireless network card of the notebook can search for others' signals but cannot find their own