Cisco Router IOS Cisco routers are manageable devices, which means that they have the Cisco IOS software for network and internetwork management. The Cisco’s IOS software delivers network services and enabled networked applications. The Cisco IOS is the CLI based software with which Cisco IOS commands can be executed. Cisco Commands There are more than …
ISAKMP (Internet Security Association and Key Management Protocol) is a protocol for establishing Security Associations (SA) and cryptographic keys in a internet environment. ISAKMP defines the procedures for authenticating a communicating peer, creation and management of Security Associations, key generation techniques, and threat mitigation (e.g. denial of service and replay attacks). ISAKMP typically utilizes IKE …
Telnet is a utility program that allows remote access to other computers if they are installed on a network or have access to the Internet. Telnet lets users run commands on the remote computer. It can execute commands faster than the Web and other popular remote computer access applications. Telnet is not widely used as …
The system that helps connect a computer to an Ethernet network is called an Ethernet card. Another name for such a card is Network Interface Card (NIC). It can be inserted into one of the slots provided on the motherboard of the computer. Each of these cards has a unique identification number, known as the …
A routing table is a grouping of information stored on a networked computer or network router that includes a list of routes to various network destinations. The data is normally stored in a database table and in more advanced configurations includes performance metrics associated with the routes stored in the table. Additional information stored in …
Wireless Internet has numerous advantages, but there are also certain limitations. For example, your computer has to be within the range of wireless broadcasters like routers and WiFi hotspots. Sometimes your computer may be in the range of one of these broadcasters, known as “wireless access points”, but it may not be getting much of …
802.11a is one of the many standards used for high speed wireless networks, usually referred to as Wifi. This standard was created by the IEEE (Institute of Electrical and Electronics Engineers) in 1999 and uses several different frequencies including 5.15-5.35/5.47-5.725/5.725-5.875 GHz to send and receive data from one electronic or computer device to another. There …
Understanding Network Attacks A network attack can be defined as any method, process, or means used to maliciously attempt to compromise network security. There are a number of reasons that an individual(s) would want to attack corporate networks. The individuals performing network attacks are commonly referred to as network attackers, hackers, or crackers. A few …
Wireless traffic is considered to be those Internet protocol packets that are transmitted through an 802.11a, b, g, n, or i wireless protocol. Monitoring Requirements There are a few things to consider when planning to setup wireless traffic monitoring. First, the user must determine what kind of traffic will be monitored. Is the traffic to …
Digital Subscriber Line or Digital Subscriber Loop (DSL) is a type of high-speed Internet technology that enables transmission of digital data via the wires of a telephone network. DSL does not interfere with the telephone line; the same line can be used for both Internet and regular telephone services. The download speed of DSL ranges …