piggyback routers

the router: Configure the IP address and enable the port for the router's three interfaces, as a simple one:Router (config) #interface fastethernet 0/0Router (config-if) #ip address 192.168.2.254 255.255.255.0Router (config-if) #no shutdownRouter (config-if) #exitRouter (config) #interface fastethernet 0/1Router (config-if) #ip address 192.168.3.254 255.255.255.0Router (config-if) #no shutdownRouter (config-if) #exitRouter (config) #interface fastethernet 1/0Router (config-if) #ip address 192.1

The appearance of "one machine" brings the efficient and quick office way for the enterprise. In today's network era, the new form of "network integration machine" will bring us what kind of new office form? Cisco ISR 881 is a multi-service router (Cisco 881) can be called a "network integration machine", he integrated the router, firewall, IPS, IPSec VPN, VoIP and wireless connection, and many other practical network functions greatly expand the user's network applications. It provides a new wo

Routers are the basic equipment of metropolitan area network, WAN and Internet, it connects the remote network of computer in a certain area, and forwards the packet according to the IP address of the third layer of the OSI Reference Model. The simple, open and easily extensible features of IP technology have made it widely used in the field of Internet and broadband network construction, which has promoted the development of IP technology correspondi

Campus and the Internet, can enable teachers and students to get a lot of information resources, broaden their horizons and knowledge, so the formation of campus network has become a necessary way to promote the modernization of school education. As the campus network and Internet connection hub of the router, in which play a pivotal role, so for the management and maintenance of routers is every campus network administrator essential major courses.

A lot of friends around the Internet is always the problem of the router to say things, always complaining about the router does not give force. In fact, caused by insufficient bandwidth, network disconnection, card network instability and other common problems of the network, and not just a router problem. "The quality of the router" is really important, but I think, compared to the "bad router" on the impact of corporate networks, the larger problem is the complex and chaotic various internet

With the development of China's wireless routing industry, we also promote the upgrade of wireless technology. Here we mainly analyze the specific methods and precautions for setting wireless routers, the campus network of our school is installed with a broadband billing system of IPB Version 3.6.2. You need to enter the user name and password and charge for connecting to the Internet. One user name can only be used on one IP address, we have three co

Security routers are widely used in enterprises. It does not matter if many people do not know how small and medium-sized enterprises buy security routers. After reading this article, you will certainly have a lot of GAINS. I hope this article will teach you more. A security router is usually a network security device that integrates the conventional routing and network security functions. It is also a secu

As the most common broadband access service, ADSL is widely used. For home users, the ADSL access method is the best choice. It is highly cost-effective in terms of bandwidth and price. However, for small and medium-sized enterprises that have Internet cafes, due to the large number of internal computers, the use of ADSL access seems to be somewhat slow, so such as DDN, optical fiber, ATM and other leased line access are popular in these places. However, many small and medium-sized enterprises a

At present, Cisco routers have a very high market demand. Here we mainly introduce the use of OSPF to solve the defects of the RIP route information protocol, including the OSPF Authentication Method. OSPF is also an open version of The Link Status Protocol. In practice, OSPF is often used in some large and hybrid networks. In the previous article, I talked about the defects of the RIP Protocol. The reason why network experts develop the OSPF protocol

China's wireless routers are developing very fast, and the market demand is still very high. Many people may not know how to use wireless routers to increase the download speed. After reading this article, you must have gained a lot, I hope this article will teach you more things. Users often hear such complaints: using a wireless router for BT download has a significant reduction in stability and connectio

Currently, Internet-based applications of Internet cafe users have expanded from simple web browsing to more extensive fields such as QQ chat, VOD on demand, online games, education and training, and IP phones, the increasing number of these applications puts forward higher and higher requirements on the speed and stability of the network. Therefore, the performance requirements for routers in Internet cafes are also increasing accordingly: first, mor

More and more Wan solutions are now using Ethernet overSDH. On the surface, L3 switches and traditional routers can meet the needs of Wan interconnection. Therefore, many partners and customers have this question, what is the difference between the two in the wide area network connection? The following are some of my opinions for your reference.What is the difference between using a Cisco L3 switch and using a router as a WAN connection?First, the net

Reprint: http://duanzw102.blog.163.com/blog/static/161838173201392431722650/A cat is a modem and is a network provider, such as a dial-up tool provided by a telecommunications company. Routers, generally dlink or tplink, are users themselves in their own home network, a number of computers share an external network cable line tool. switch, mainly only to increase the number of ports, the general router only provides 4 intranet ports, so that there are

One of the functions of a router is to connect to different networks, and the other is to select the route of information transmission. Choose smooth shortcut, can greatly improve communication speed, reduce network system communication load, save network system resources, improve network system unblocked rate, so that the network system to play a greater benefit. From the point of view of filtering network traffic, the function of router is very similar to that of switch and Network Bridge. Ho

With the development of China's routing industry, it also promotes the constant update and upgrade of routing technology. Here we mainly introduce the performance and characteristics of Cisco VPN Router, with the development of the Internet, online Communication and transactions have become an important way for people to work. At the same time, network security also mentions the agenda of various enterprises. In the face of the severe challenges of data security, many companies have established

Static routers are currently one of the most commonly used routing types. So I have studied how to use static routers to access users. Here I will share with you, hoping they will be useful to you. The rapid development of communication technology and the rapid upgrading of communication equipment are incomparable in other industries. Therefore, communication industry operators need to quickly use existing

China's IP routers have developed rapidly and their technology is also very mature. Many people may not understand the connection between IP Routers and SDH devices of the IP transport network, after reading this article, you must have gained a lot. I hope this article will teach you more things. In recent years, the broadband high-speed Internet, with the IP technology as the core and SDH or DWDM as the be

The earliest Broadband Router solves the IP sharing problem, that is, to allow multiple terminals in the internal network to share a broadband egress. The core technical application is the simple NAT-network address translation function. Therefore, the old-fashioned Broadband Router is also called an IP sharing device ".As your network application requirements increase, NAT alone is not enough. In particular, users have urgent requirements on network security and other functions to ensure the sa

A Broadband Router is one of the best solutions for shared bandwidth connections. Compared with the proxy server, the Broadband Router has four advantages: first, no maintenance is required. Once the configuration is successful, no management is required; second, the operation is stable; third, no computer is required as the proxy server, this can effectively save energy and reduce costs. Fourth, some broadband routers also provide several Ethernet in

A Wireless Broadband Router is also a type of router. Therefore, its basic functions are the same as those of a router. However, as a wireless product, its access network is implemented wirelessly. So what's special? Please refer to this article for more information. ◆ Basic structure of a Wireless Broadband Router One function of a Broadband Router is to connect different networks and select information transmission lines. The other is to achieve communication with a broadband Modem. In terms o