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Solving the problem of network expansion through Wireless LAN group Network

point-to-point mode and the basic mode of the two modes of operation, in the data transmission rate can be based on the actual situation in 11mb/s, 5.5mb/s, 2mb/s, 1mb/s speed between the different rates of automatic switching, and in 2mb/s, 1mb/ s rate is compatible with 802.11. 802.11 b uses direct sequence dsss as a protocol. 802.11B is incompatible with 802.11A standard working on 5GHz frequencies. 3, ieee802.11g The IEEE 802.11g standard is to

Enterprise wireless access points use three major notices

performance of WLANs, such as cordless phones (2.4 or 5.xGHz), Bluetooth devices (2.4GHZ), pulse radar (5.4GHZ), microwave ovens (which will generate pulse interference in the 2.4GHz band), low energy RF light sources (2.4GHZ), and meet emerging " Full Band "required broadband 5GHz devices, from a 802.11 ap or wireless router to another 802.11 AP or wireless router caused by in-band interference and so on, you can pay attention to the erection or pla

Review of network technology theory

fiber Gigabit Ethernet Standard Ieee802.3an Double stranded cable Gigabit Ethernet standard IEEE802.11A frequency 5GHZ The fastest rate of up to 54mb/s IEEE802.11B frequency 2.4GHZ The fastest rate of up to 11mb/s ieee802.11g frequency 2.4GHZ The fastest rate of up to 54mb/s Star Advantage: Easy to implement, easy to network expansion, easy to troubleshoot Disadvantage: The center node pressure is high, the network cost is higher L

Wireless Wi-Fi or ev-do, in the end how to choose?

If your company is in the Tempe City of Arizona, State, you now face the choice of spending money on large area Wi-Fi or cellular digital services like 1X ev-do. Wireless network problems As with most other things, finding the answer is not easy. Maybe you need to pay for both of these, depending on your end-user needs and the applications they use. Currently, Wi-Fi providers are already using low monthly rents and high bandwidth to woo customers, and their services have been able to compete w

Wireless performance expansion wireless router DD-WRT Function

With the upgrade of routing technology, the function of wireless router is also increasing, here mainly analyzes the function of wireless router DD-WRT, the latest 54M wireless router Netgear KWGR614, not only with two 2 DBI detachable antenna, expanded memory, the biggest feature is to support the DD-WRT function, users can brush their own driver, so that this product can play more functions. Since the KWGR614 Software Based on Linux kernel, enthusia

Bridging of the radio router relay function

manage your vrouters and can only initialize them with a toothpick. ◆ If a new computer or mobile phone needs to access the network, access 192.168.1.1 through the computer and configure the MAC access list. Access the management page of the 2nd routers through 192.168.1.99. The above test of the wireless router relay function is the netgear router-WGR614V9. Of course if you only have one router, the encryption method directly choose WPA2-PSK (AES),

Set the Raspberry Pi raspberry to the wireless router (WiFi hotspot ap,rtl8188cus chip)

http://wangye.org/blog/archives/845/Recently began to toss up Raspberry Pi came, because somewhere in the internet need Ruijie dialing, so I would like to be able to let my Raspberry Pi do, of course, first of all to transform it into a router, the default comes with the network as a WAN port, we also lack a network port, Wood has a way, had to occupy a USB port, Connected to a USB card, the network of USB to RJ45 network cable adapter Less, the price is not cheap, so consider simply transform i

Alpha route packet transmission link

Once the router of the Alpha route data packet transmission link establishes an adjacent relationship, it can create a link status data packet, which contains the link status information related to the link, including the link type, IP address, subnet mask, and overhead, this article describes the data packet transmission characteristics of the Alpha router when creating a link. If you are interested, you can pay attention to the NetGear router settin

Features of layer-3 Gigabit Switch ports

The 1-gigabit layer-3 switch is quite common, so I have studied the 1-gigabit layer-3 Switch with high port flexibility. Here I will share it with you and hope it will be useful to you. After the success of the Gigabit center switch gmt7324, NETGEAR recently launched a more advanced layer-3 gmt7312 switch with more flexible port configurations. GSM7312 provides advanced features such as GSM7324's rich layer-2 switching, layer-3 routing, and QoS of ser

Flexible configuration of gigabit core Switches

A comprehensive explanation of the flexible configuration of gigabit core switches, many problems will be encountered during access to gigabit core switches, and how to solve these problems has become a necessary task for everyone, the following describes how to coordinate Ge core switches and other problems. After the success of the gigabit core switch GSM7324, NETGEAR recently launched a more advanced GSM7312 gigabit core switch with more flexible p

How to select a stackable switch and Its Applications

specified bandwidth for a specific data stream), the results are different, resource Reservation is indispensable to ensure that sufficient bandwidth is available during connection establishment. Policy support A policy is a rule that controls the behavior of a vswitch. The Network Administrator uses the policy to allocate bandwidth, priority, and control network access to the application stream, the focus is on the bandwidth management policies required to meet the service level agreement and

Install netgearwg1_v2 wireless NIC Driver in Ubuntu

Wireless Network Card. I am using netgearwgw.v2 of PCMCIA Interface. Ubuntu7.10 does not provide its driver by default, so we need to install the driver on our own. First, prepare the Windows driver for the wireless Nic, which must correspond to the NIC Driver. inf file and. sys file. You can find sudoapt-getinstallndiswrapper-commonndiswrapp in the "Windows" inf folder after the driver is installed. Wireless Network Card. I am using Netgear WG511 v2

Experience in using wireless routers

TV based on the p2p principle. The high-id ratio is higher than the low-id ratio, but the high-id ratio is very helpful for the connection speed. generally, the water route will be disconnected after a long time. however, the quality and stability of this wireless router are poor, and the repair process is very high. it took me one month to get down, and I got down again five days after I got back. continue to repair now. my rp is poor. ^_^! 4. NETGEAR

Hackers decrypt the Wi-Fi code within one minute and steal user information.

) vro products of many manufacturers, such as Linksys and Netgear, have backdoors. Hackers can directly control the vro and initiate DNS (Domain Name System) hijacking, information theft, phishing, and other attacks, directly threatening users' online transactions and Data Storage Security, turning related products into security "mines" that can be detonated at any time ". Taking some router products in D-LINK as an example, attackers can obtain full

Mobile Security: Top 10 Wi-Fi network security threats

risks. However, 802.11n adds a series of complex configuration options, and the priority item and multi-media further complicate the configuration. For individual users, centralized management should be adopted to minimize operation errors. 6. Ad Hocs and soft Access Points: 802.11a/B/g and 802.11n AP can use 802.1X to connect and authenticate users while rejecting unfamiliar access. However, 802.11n still cannot prevent intruders from sending fake management frames. This is an attack that disc

Five methods for setting Wireless Network Security

general key. The emergence of WPA makes network transmission more secure and reliable. Wireless Network Security Settings 3: SSID Broadcast In short, the SSID is the name you give your wireless network. When searching for a wireless network, your network name is displayed in the search results. Once attackers use a common initialization string to connect to the wireless network, it is very easy to intrude into your wireless network. Therefore, I strongly recommend that you Disable SSID broadcas

Vro initial default password of various models

biostar Admin Axis netcam 200/240 Telnet root pass Admin Bay Networks Switch 350 t Telnet N/A netics Admin Bay Networks SuperStack II Telnet Security Admin Bay Networks router Telnet user (none) User Bay Networks router Telnet Manager (none) Admin BEA WebLogic HTTPS System WebLogic Admin allow configuration of X509 certificates (Nicolas Gregoire) Bintec Bianka routers multi admin bintec Admin Biostar pc bios console N/A biostar Admin Biostar pc bios console N/A q54arwms Admin Boson router simul

OpenFlow opens up a new situation for network applications

of OpenFlow allow users to verify the effect. Of course, it also allows you to quickly create and introduce new features and functions, and customize the network to meet specific application requirements. For example, you can use OpenFlow to disable unused connections and switch ports to reduce power consumption. OpenFlow has a large number of supporters. You can see the list of the project's founding development teams at a glance. The founding members were from German Telecom, Facebook, Google

Improved small Wi-Fi networks to maximize performance

draft-802.11n routers have increased the border rate of wireless routers to 54 Mbit/s, the actual throughput can reach about 90 Mbit/s, has formed a competitive situation with wired Ethernet. This year, the Wi-Fi Alliance began to authenticate draft-802.11n routers. If you want to purchase a new router in the market, simply purchase the products of these types. However, if your old router provides satisfactory performance, you do not need to upgrade it immediately. Your current device uses 802.

Watch out for free wireless risk Wireless Settings

the other three. The wireless network named "Accenture" is "computer-to-computer network" in "AD-HOC" mode ". Please recognize this icon and do not click it in the future. Multiple wireless connections include one suspicious connection. Many computers now enable the "Automatic Connection" function by default, some hackers also use this setting to set the SSID of their phishing network to the default SSID of "Netgear", "TP-Link

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