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Some devices with dual-band wireless network connectivity do not allow the user to select the 2.4 GHz or 5 GHz band (or even a particular radio or SSID) when using Wi-Fi Protected Setup, unless the wireless access point has separate WPS button for each band or radio; however, a number of later wireless routers with multiple frequency bands and ...
Your IP address will appear as the server's IP address, hiding your real IP. Use a Proxy Server: A proxy server acts as an intermediary between your device and the internet. It forwards your ...
Wireless security is another aspect of computer security. Organizations may be particularly vulnerable to security breaches [6] caused by rogue access points.. If an employee adds a wireless interface to an unsecured port of a system, they may create a breach in network security that would allow access to confidential materials.
Around 2000, the PPPoE protocol was used either (i) to connect a DSL modem to a computer or router, displacing the earlier method of using USB, or (ii) the PPP+PPPoE trio of protocol headers was used to connect a router to a network node, a protocol converter, somewhat further upstream belonging either to the ISP or to a wholesale long-distance ...
Port triggering is a configuration option on a NAT-enabled router that controls communication between internal and external host machines in an IP network. It is similar to port forwarding in that it enables incoming traffic to be forwarded to a specific internal host machine, although the forwarded port is not open permanently and the target internal host machine is chosen dynamically.
Network access control (NAC) is an approach to computer security that attempts to unify endpoint security technology (such as antivirus, host intrusion prevention, and vulnerability assessment), user or system authentication and network security enforcement. [1] [2]
It negotiates network-layer information, e.g. network address or compression options, after the connection has been established. For example, IP uses IPCP, and Internetwork Packet Exchange (IPX) uses the Novell IPX Control Protocol . NCPs include fields containing standardized codes to indicate the network layer protocol type that the PPP ...
A router is considered a layer-3 device because its primary forwarding decision is based on the information in the layer-3 IP packet, specifically the destination IP address. When a router receives a packet, it searches its routing table to find the best match between the destination IP address of the packet and one of the addresses in the ...