Routers

with the SDN controller via the northbound interface. This plane is also called as application plane. On the other hand, SDN data plane communicates via the southbound interface. The data plane contains the hardware infrastructure of the SDN (e.g. routers, switches, etc.). The controller is a software program that controls the…

Task 1 ( P1) Explain how networks communicate. Wired: Used to transfer information over networks some include twisted pair cables, coaxial cables and telephone lines. Wireless: Are used when it is impossible or difficult to install wires or cables it is sends communication signal via microwaves, satellite, infrared signals and so on. Physical Layouts: Ring: Each computer is connected to two other forming a single continuous pathway for signals. Star: Consists of a central switch, hub or…

Where Wizards Stay Up Late (Book Review) The Internet is an amazing thing, and knowing about its origins and history is very important, and fun to learn about none the less. In this story you will find one of the best histories of the beginning of the Internet, and learn a lot more along the way. In a few short years the Internet has exploded onto the mainstream of the world, and perhaps that is for the better of mankind. Many times when someone tries to explain this technology it has lead to…

Through this service, CISCO identified the assembly warehouse of Fedex closest to the customer based on the order. Then, the suppliers nearby to these warehouses were asked to supply these components to assembly warehouse. The router got assembled at Fedex warehouse and shipped directly to the customer through the distribution network. Fedex later expanded their service portfolio to complete order fulfillment through E-Merge. Benefits: CISCO was able to reduce the costs…

Introduction This paper describes seven threats to a network belonging to a fictitious marketing company in Kansas City, Missouri. These threats are based on different IT infrastructure domains. The detail of these threats explains the possible outcomes and endeavors to point out “what is the worst that can happen” from that threat. Threats The first threat area is the user domain. The user domain consists of the actual users, or people, in the company, including subcontractors, vendors, and…

The CIRT needs to stop the attack to prevent further damage. The team can utilize various procedures to fulfill their tasks. Generally, the CIRT will disable the network connections, isolate affected systems, make changes to access control lists on routers and firewalls, as well as patching all systems. The CIRT can perform the following tasks (Suhy,…

physical LAN segments. VLAN can be used to group devices into a single domain which helps to confine broadcast traffic for the work group to those devices that need to see it, by reducing traffic to the rest of the network. Eliminating latency from router connection, provides an increased speed. Refraining from connecting the foreign networks can increase the security of the system. Use of VLAN in hospitals: The use of Information Technology, is increasing when compared to the previous years.…

E-commerce is the trading in products or service using computer networks such as the internet or online social networks. Various sites use this such as Amazon, EBay, Tesco and Asda it is normally the distribution of online goods and services to people. E commerce works when you have something to sell, make it known to potential buyers, accept payments then you deliver the goods or services, and provide appropriate service after the sale. This is an efficient mechanism for advertising and…

seeing. That equipment needs to be in a secure area that is hard for most people to access. In a home, it might be in a secured room or closet. The equipment can also be secured in a DVR lock box. The DVR may need to be located close to the network router. It should also have an Uninterruptable Power Source (UPS) to protect against power outages and power surges. Decide if you want a monitored system or not. A video security system is only one part of securing your home. What would happen…

The Key Concepts of Network Configuration Network configuration starts with a device such as a computer, each device requires the assignment a unique number to identify it on the network, known as an IP address which stands for Internet Protocol Address. Every device requires an IP address from a cell phone to a fax machine. This number gives your device the ability to communicate with other devices and available networks. Once the original device requires network access to another device,…