Lab Environment:650) this.width=650; "alt=" Cisco Packer Trace three layer switch + router sharing internet-Ibm.chick-mingkang.zhou "src=" http://img2.ph.126.net/Dz -huesti3hye1avbt8nsa==/2835578915401090952.png "style=" border:0px;height:auto;margin:0px 10px 0px 0px; "/>Experimental Purpose:1, the three layer switch divides three VLANs, is Vlan2\vnal3\vlan4, and the VLAN IP is set to: 192.168.2.1, 192.168.3.1, 192.168.4.1 respectively.2, on the three
For everyone in the process of using the router encountered problems, small series I think it is necessary to popularize some of the router's small knowledge, I believe that as long as you carefully read, you will suddenly see the internet is no longer difficult!!
One, WAN Port no connection
Two, the WAN Port has the connection, but the connection failed.
Third, broadband normal, you can ping, but unable to open the Web page
Wireless c
CISCO PT Simulation Experiment (18) router DHCP server and relay configurationExperimental Purpose :Master the configuration method of router DHCP serverMaster the configuration method of DHCP relay AgentMastering the DHCP protocol and the principle and implementation process of the relayExperimental Background : with the expansion of the company's network, more and more office computers in the company, the
a new buy Tengda AC9 wireless router, or just restore the factory set up the Tengda AC9 wireless router, to connect the Internet, you need to follow the steps below to set.
First, the connection Tengda AC9 router
Case ONE: Telephone line/fiber optic broadband
The WAN port of the Tengda AC9 router is connected t
In modern office life more and more people make wireless network, but a lot of people's wireless network security do not do enough, often encounter wireless network password is stolen situation, that is, we often say that the rub net, there are many malicious people even the wireless router password will be modified, then we should do?
One, in addition to a few manufacturers of wireless routers exist universal password or login to crack loopholes, if
What is the main function of WDS above the router?
The role of WDS is to achieve a wireless connection between two routers!
Without the WDS feature, the router can only connect to the device wirelessly and cannot connect to other routers wirelessly.
Because the wireless connection two routers, eliminates the wiring trouble, therefore brings the convenience for the network sharing, mainly uses:
1. The ne
For the router connection, I believe many people are aware of, the following mainly for the router hardware connectivity issues, a comprehensive introduction. The application of the router is very broad, it has the type of port is generally more, they are used for their different router connection, if you can not under
This article describes the basic working principles of routers in TCP/IP networks, introduces several functions of IP routers, and provides Static Routing and dynamic routing protocols, as well as the concept of the internal gateway protocol and the external gateway protocol, and briefly introduces the most common RIP, OSPF, BGP and BGP-4 routing protocols, then, it describes the design objectives and types of routing algorithms, and focuses on the link state method and distance vector method. A
Because of the continuous advancement of social informatization, people's demand for data communication is increasing. Since the launch of TCP/IP protocol cluster in the 70 's, it has developed into the fact standard of Network layer communication protocol, and the Internet based on TCP/IP has become the largest and most important network. As the core equipment of IP network, routers have been widely used.
As the core equipment of IP network, the technology of
At present, China's wireless routers are developing rapidly, and there are also many problems. The following describes the problems that wireless routers often encounter during the connection process and gives you a detailed analysis. With the popularity of wireless networks, wireless routers gradually enter our lives. However, if you purchase a wireless router, in addition, you must also use the original wired wireless
The communications department allows each broadband user to use two computers to share the Internet, and the user needs to install a broadband router. So, what kind of router should be purchased more appropriate?
Today's broadband router many features for the average home user is really very practical, can improve the performance of many Web applications. The fo
Recently in the process of configuring the router to discover the QSS, but also to open, do not understand what the role, need not open, read this article on understand, special sharing, convenient to need friends
QSS also known as fast security settings, by pressing the QSS button on the wireless card without line, you can automatically establish a WPA2-level secure connection, without the cumbersome settings on the interface of the
With the popularity of wireless devices such as smartphones and tablets, wireless networks have become increasingly popular. As the carrier of wireless network, the wireless router becomes the necessary equipment naturally. Small part of the original thought that wireless routers can only be connected to the computer to set up, but in fact, many routers can be set up through the mobile phone, for friends who do not have a computer at home, you must co
Tp-link Router Administrator Login Password modification method:
Many previous Tp-link routers default Administrator account and password by default are admin, once the computer encounter virus or be controlled, hackers can easily use the router's default account login router settings, thereby tampering with the router DNS or other settings, and so on, in order
Wireless router usage to teach you how to set up wireless routing
First, wireless router basic use method
1. Get the wireless router, connect the power
2. The wireless router generally has 5 cable jacks on the back, a WAN and four LAN ports.
The WAN is connected to the ADSL cat (the interface that the operator has
method One: Press the reset key on the router to reboot
General Router interface has a rest reset key, if you need to restart the router, you can click this button.
It should be noted that the router reset key do not hold, long press reset button will cause the router
a method to solve 5G signals that cannot search the cloud router
First, confirm the wireless terminal support 5g band
Possible causes: Wireless terminals do not support 5G band.
Solution: Please check the Wireless Terminal product specification or consulting equipment manufacturer to confirm whether the wireless terminal supports 5G band.
Second, verify that the router supports 5g band
Possible causes:
Basic configuration of the Cisco PT Simulation Experiment (10) routerExperimental Purpose :Mastering several common configuration methods of routersFamiliar with different command line operation modes of routersBasic configuration commands for the Palm-lift routerExperimental Background : as a network administrator, you first in the equipment room to the router after the first configuration, I hope in the future in the office or on business can also b
Router failure
One: Overwhelmed, the router outside the net port closes
1. Network environment
A unit uses Cisco router, leased telecom 30MB to do local access and L0MB Education Network dual-line internet, two years of stable network operation, routers also did not fail. As the number of network users increased, the original telecom 30MB can not meet the need
How does the new Tp-link router set up wireless
The steps for Tp-link tl-wr886n router setup are as follows:
Step one: First, plug the Tp-link tl-wr886n into the power supply, and then plug the broadband cable into the router's WAN, as shown in the following schematic.
Broadband is now optical fiber, if there is a cat, the external broadband network cable first linked to the cat, the cat's other i
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