Recently, many people are asking what the vswitch, hub, and router are, what are their functions, and what are their differences. I will give some simple answers to these questions.
First, the hub, that is, the hub. Its function can be simply understood as connecting some ma
A wireless sensor network consists of nodes, gateways, and software. The Measurement Node of spatial distribution is connected to the sensor to monitor the surrounding environment. The monitored data is sent to the gateway wirelessly. The Gateway can be connected to the wired system so that data can be collected, processed, analyzed, and displayed using software.
This article describes the VPN technology in detail from the specific concepts, solutions for different users, as well as its interfaces and implementation functions.
VPN is short for Virtual Private Network.
As the name suggests, we can regard a virtual private network as an internal private line of an enterprise. It can establish a proprietary communication line between two or more enterprise intranets connected to the Internet in different places t
When it comes to the router's settings URL is the router's landing site, but there are many types of routers, all different brands of router login URL is not the same, on your current sales of the best market share of the highest Tp-link (D-link), its landing address 192.168.1.1.
Is it tp-link to teach everyone
can provide high-speed connection ports that support fast Ethernet or FDDI. These ports are used to connect other vswitches in the network or provide additional bandwidth for key servers with high bandwidth usage. It is a network device and has a part of the router function. It can decide where the received data is sent, and its speed
1, first in the computer to open the network connection to see whether the NIC has been started or disabled, click the "Start"-"Control Panel."
2, in the "Control Panel" select "Network and the Internet", click "View network status and tasks."
3. Click "Change adapter Settings" in the Open page.
4, to see if the network card (that is, local connection) has been disabled or no network adapter, if the local Area c
We all know that when the router is used when the switch, you need to shut down the DHCP service to normal use, if you need to use the router to dial another, you need to go into the router settings to reset, but enter the router IP address 192.168.1.1 ( Some routers are 192
Types of Router memory
There are three types of memory for routers: RAM (Random access Memory), NVRAM (non-volatile Random access Memory), and EEPROM (Electronic erasable Random Access Memory, also known as Flash.
The role of router memory
Flash: The operating system of the storage router (ios:internet operating system).
NVRAM: Stores the user's configuration
What to do when a computer is connected to a wireless network showing limited access rights
Right-click the start of the system page, find Device Manager in the list, open.
In the list, locate the network adapter, open it, and locate the wireless LAN 802.11n network adapter in the dropdown.
one, the signal LED is not bright
The signal light does not indicate that there is no signal for transmission, but it is certain that the lines are normal, using the replacement method to swap the network cable connected to another computer or use a tester to check for signal transmission. Signal transmission is the p
Router Internet settings When choosing Broadband dial-up Internet (PPPoE), There are several special dialing modes in the Advanced Settings , as shown in the following figure:
What is the role of special dialing modes?
Some areas of broadband operators limit the use of standard PPPoE dial-up dial-up Internet access, can only use a special client prog
Improvement is a part of life, we can see a lot of things have fully tapped its potential, but for our daily use of wireless?
Wireless is just around us and it's something we get used to. Sometimes it's harder to find a business or a public place without a wireless
The number of routers with Internet cafes, as the name implies, is the number of computers that can be loaded by routers. Generally, manufacturers can use their own vrouters with 200 or 300 PCs in the performance parameter table. However, in many cases, the performance of vrouters differs greatly from the nominal value.
This is because the number of vrouters in Internet cafes
In the previous article, we introduced what is a wireless antenna and the two basic parameters of the antenna. Next we will introduce in detail what are the outdoor wireless antennas. We have already introduced indoor wireless ant
The English name of the router is router, a network device that is used to connect multiple network or network segments.
These networks can be several networks that use different protocols and architectures (such as the Internet and the local area network), and can be networks of several different segments (such as ne
The first step: should check the wireless network card driver is installed correctly. Right-click on "My Computer"-Properties-hardware-Device Manager to see if there are any network devices marked with a question mark or exclamation point, and if so, the wireless NIC driver is not installed correctly. Using the "Hardwa
Now let's take a look at the similarities and differences between Cisco routers and other computers on the Interconnect Network. Similar to other computers, a vro also has memory, operating systems, configurations, and operating systems in the Cisco vrocisco. It is called InternetworkOperatingSystem or IOS, all rights reserved by Cisco ). Similar to other computers, a router also has a boot process for load
sharing, link backup and other network routing information exchange and so on routers have the function. In order to connect with various types of network, the router interface type is very rich, and the layer three switch is generally only the same type of LAN interface, very simple.3. Performance does not reflect the same. Technically speaking, routers and lay
Today, we will share with you how the WEP encryption mode is cracked. Our starting point is to protect our network.
Currently, users who still use the WEP password encryption mode either have little knowledge about wireless networks or are lucky enough to feel that WEP encryption should be enough to protect their networks. WEP supports 64-bit and 128-bit encrypti
The method of the router resets simply is to reset by the reset key of the router's side. In general, the router will revert to the factory settings, the default login IP is 192.168.1.1, the default username and password is admin/admin.
But after the
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