Firewall has become a key component in the construction of enterprise network. But there are a lot of users, that the network has a router, you can achieve some simple packet filtering function, so why use a firewall? The following is a comparison of the security aspects of the Neteye firewall and the most representative Cisco routers in the industry to explain why there are routers in the user network and
Recently saw a lot of people are asking the switch, what is the router, the function, the difference, the author of these questions simple to do some answers.
First of all, the switch (aka Interchange Hub) function can be simply understood to connect some machines together to form a local area network. But the router and the switch have the obvious difference, its function is to connect the different network segment and to find the network data transmission most suitable path, can say the genera
After understanding the basic knowledge of the router, from the beginning of this article will be formally involved in the use of the router. This article is about the basic work before use-the hardware connection of the router.
Because routers belong to a network for the interconnection between the high-end network access devices, because the network connection may be various, so its interface type is more. For this reason, it is necessary to recogn
With the development of China's routing industry, dual-WAN Port Routers are also widely used. Here we mainly introduce a cost-effective dual-WAN port router. Currently, many Internet cafes use dual-WAN Port Routers. The dual-WAN port router is very familiar to Internet cafe operators. Simply put, a dual-WAN port router is a router with a dual-wide access port, this type of router has many benefits:
1. Incre
The following article describes how to correctly use routers in Internet cafes to prevent ARP attacks. I saw on the relevant website two days ago how Internet cafes correctly use routers to prevent ARP attacks, here is a detailed description of the content.
In this paper, the new generation of TP-LINK for Internet cafes Broadband Router TL-R4148 as an example to introduce, on the prevention of ARP attack th
Presumably, network administrators have a headache for configuring a large number of complicated configuration commands for Huawei routers. The following is a simple configuration command for Huawei routers. Let's take a look!1. Common User Mode (1) help description of the help System; (2) telnet Remote logon; (3) language mode switch; (4) ping the network host to check whether the network host is connected
When using the H3C SR600 series routers, some netizens may find that as long as the routers start up, the memory usage increases sharply and exceeds 50%. This is a normal phenomenon or a problem with the routers. Today, I will explain why this problem occurs. The memory occupied by H3C SR600 series routers during start
At present, China's wireless routers are developing rapidly. Here we will mainly explain the experiences of using wireless routers. Recently, I 've played with several common wireless routers on the market. I 'd like to explain my feelings so that users can buy them later. it's just a little bit of a diving old bird. I am a player who prefers p2p software. I like
This article describes the development and basic concepts, principles, and high-speed SONET/SDH Network Connections of virtual routers. I believe this article will help you.
Recently, some new breakthroughs in IP backbone network equipment have paved the way for the future implementation of new Internet services. Vro is a new technology that makes some new Internet services possible. With these new services, you can control network performance, Intern
I. Purpose and preparation
Use gns3 and VMWare to simulate the real environment and use prtg to monitor the status of Cisco Routers
Preparations: gns3 simulation routing software and VMWare virtual software, prtg.
Ii. Experiment steps
1) Build the following topology Environment
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The Core routing and switching devices of enterprises shoulder the important responsibilities of connecting clients and servers in the network. Therefore, the operating efficiency of enterprise routers directly determines the operational efficiency of enterprises. At ordinary times, enterprise network administrators always encounter problems such as router Management and Maintenance. Today, I will introduce some effective methods to readers of IT168 n
There are many things worth learning about IP Routers. Here we mainly introduce vrouters under the changing trend of IP networks, including the trend of exchange capability towards sea quantization and clustering. The Multi-Service bearer of an IP network has the advantages of uniform protocols and interfaces. It can quickly expand services, simplify network layers, reduce costs of construction, O M, and business marketing services, and simplify cust
Preface : now engaged in the design of embedded products, many are based on TCP/IP, the requirements of the development of equipment to access the WAN for remote setup and access, which involves the principle of routing and the use of routers. Including ADSL used in the home, wireless routers and enterprises and routers used in industrial sites, switches, have be
The following are the reasons for using 2 Tp-link wireless routers:1, because the previous 150Mbps no other brand line router signal is not flattering, reluctantly received the signal of the parent router;2, before the successful trial case is bidirectional cascade, but found that Tp-link (parent route) can not find the signal sub-route, the parent route is 300Mbps, and the sub-route is 150MPBS and a single antenna, sub-routed signal can not be transm
How to pick a router? Some suggestions for selecting routers
Home routers a variety of different functions, in the end which is what we need the router it? Is there a wireless or no wireless function good? And as parents, the Internet management of children is also necessary. Here are some references to functional indicators and methods.
1, the bandwidth of how big. The theory is that the bigger the bette
School inside each bedroom using a line in the Internet, if someone in the download, resulting in slow speed, then others play the game will be very card, there is no way to limit the speed of others, to limit the download rate. Of course it is possible, the following author to teach us how to limit the speed of others to limit the rate of others download.
1, enter the correct account password
Now many routers have built-in wireless bandwidth contro
For corporate networks, with the increase in the number of users, its network applications are more and more, when everyone uses a network cable, it will be obvious that the Internet is more and more slow, if you can add more than one line access, then can greatly improve the speed of surfing, due to the emergence of multiple WAN router.
One, multiple WAN port routers need to handle a large number of data, therefore, most of the use of powerful proce
Large home computers can be heard, switches and routers, routers have been seen and used, the switch does not know what kind of thing, this article mainly explain the difference between the two.
Limited home routers, corporate routers you can not use, use will be used, the first word to summarize the difference betwee
In fact, today's routers generally have the function of bandwidth control, you can set their own and other people's speed, so that others can no longer unlimited use of your valuable bandwidth. The following small series describes how to set the speed limit in the router, where the router setting method is applicable to the mainstream routers, including mercury Mercury router, tp-link, Tengda router, Netcor
At present, many new wireless routers have dual-frequency to do the selling point, the popular Route 2, millet routers are supported dual-frequency, where the dual-frequency refers to the 2.4GHz and 5GHz, then 2.4GHz and 5GHz routers What is the difference? What are the advantages and disadvantages of 2.4GHz and 5GHz routers
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