The IP address is a logical address assigned to a network card in order to establish communication over the network and identify the computer over it. Network administrators usually assign IP addresses based on certain rules and regulations. Reasons to Change an IP Address Even if someone is part of a small network routed through …
Wireless routers are network devices that combine the functionalities of a router and a wireless access point. Wireless routers can be connected to broadband modems to provide wireless access to the Internet to two or more computers or laptops within a home environment. They enable greater mobility for laptops and other portable computers. They can …
VLAN Hopping is one of the primary VLAN based attacks used by hackers to infiltrate network security. VLAN hopping is used to attack a network by sending packets to a port which is generally not accessible. VLAN hopping attacks are mainly conducted in the Dynamic Trunking Protocol and, in some cases; the attacks are targeted …
One of the most popular router brands on the market is the Linksys router. Despite this popularity; however, end-users are commonly challenged to setup the device in the home, office, or other locations. There are a number of types of Linksys routers on the market to include the WRT54G, WRT610n, and the Linksys e4200 which …
A wireless modem is a network device which connects to a wireless network. Modems are frequently associated with telephone systems, but wireless modems are used with computers to connect to the Internet. Connecting a wireless modem to the computer will directly connect to your wireless ISP (Internet Service Provider). Wireless modems operate at speeds comparable …
An RPC (Remote Procedure Call) is a technique used in computer science that allows an application to contact a separate application or service within the same hard drive or on a remote location. While the application initiating the call is known as the “client,” the application or location that is being called is referred to …
A smart antenna is one that transmits or receives multiple radio frequencies at once. Smart antennas increase data transfer rates and reduce errors by handling several copies of the same information. Conventional antenna systems consist of one antenna that serves as a transmitter and one that serves as a receiver. This is starting to change, …
Wavelength Division Multiplexing (WDM) is a technology found in fiber optic communications. WDM uses a single fiber to transmit multiple optical signals. It does this by breaking up the signal into different frequencies or wavelengths of color. The various wavelengths indicate that different amounts of data are being transmitted simultaneously. This results in an increase …
Cisco is a leading manufacturer of networking devices such as modems, wireless routers, and network storage devices. Cisco products are sold worldwide to millions of consumers for both residential and commercial purposes. Cisco also markets a number of data plans for some of the largest Internet Service Providers in the world. What is 192.168.1.245? 192.168.1.245 …
Free VoIP calls are never completely free of cost. Often, the goal is not to achieve completely free calls to all destinations, but to use the VoIP operator that suits one’s needs best. Keeping that in mind, one will learn that most VoIP companies let users talk for free in their own network, but will …