Multiprotocol Label Switching Essay

3: Network Layer: The use of network layer is switching and routing technologies. It demonstrates logical path and virtual circuits for transferring data from one node to

The popularity of Internet has become ubiquitous and pervasive all over the world. The Internet plays a pivotal role in all walks of human life and has improved the quality of people life and has invaded all sectors like Governmental Organizations, Science and Technology, Business World, Industry and Education. In 1969, the Internet was originated by US Department of Defense (DoD) and Advanced Research Project (ARPANET) using Network Control Program (NCP). Research on packet switching communication methodology resulted in inter-networking of networks in 1981, when the researchers in Great Britain and Norway tried to collaborate with the researchers in US using Internet Protocol (IP). Realizing the importance and advantages of IP, the Internet

As we all know, the growth of computer networks continues to rapidly grow. The digital revolution has changed the way we work and communicate almost beyond recognition. Provided that, foreseeing the changes and potential compatibility problems, in the mid nineteen eighties, the international standard organization (ISO) developed a networking reference model to standardize how network systems communicate with each other. It is a logical model for how network systems are supposed to communicate with each other. It breaks down the different components of the network communication and puts them into layers which reduce complexity. This reference model consists of seven layers: Application Layer, Presentation Layer, Session Layer, Transport Layer, Network Layer, Data Link Layer, and the Physical Layer. Each layer provides a service to the layer above it in the protocol specification and then communicates with the same layer’s software or hardware on other computers. It's important to realize, that these layers are separated into 2 sets: Transportation Set (Laters 1- 4) and Application Set (Layers 5 – 7). More importantly, the OSI model is 7 logical

| Given a network topology of three or more routers with bandwidth designations, compare the metrics used during the route selection process and the resulting routing tables generated by the DUAL and SPF algorithms.

contains the case narrative, related figures, and a set of questions and problems. These do not have one unique solution. There are too many alternatives when dealing with LANs, WANs, MANs, BNs, and the Internet, so a reallife network design and development problem can have several workable answers.

Cisco Unified WAN Services: Services, Security, Resiliency, and Intelligence - Cisco. (n.d.). Retrieved from http://www.cisco.com/en/US/prod/collateral/routers/ps9343/solution_overview_c22-450358_ps9343_Products_White_Paper.html

While Internet Service Providers (ISPs) want to create a tiered approach, saving the faster speeds for their premium customers while charging “heavy band-with users” in order to generate revenue, enhance their systems and build more robust, more advanced networks,

Peterson, L. L., & Davie, B. S. (2011). Computer Networks, Fifth Edition: A Systems Approach (The Morgan Kaufmann Series in Networking). Morgan Kaufmann.

In the last week, we just got an idea about the network configuration which we are going to implement in the organization. As per the requirement, we have to implement 150 cameras in the network. So we have to have huge bandwidth in our network to transfer the data from 150 cameras. By implementing the technology called Virtual Local Area Network (VLAN), we can save the bandwidth of our LAN.

Held, G. (1999). Data communications networking devices: Operation, utilization, and LAN and WAN internetworking. Chichester: Wiley.

As this demand for dynamic and unpredictable data grows, more and more devices have to be added to existing networks and configured accordingly. The need of the hour is to regulate networks centrally and as a whole rather than configure individual network devices and gain more control to achieve flexibility in existing networks.

With a pan India rollout of over dual core optical fiber backbone, over 100 IP MPLS PoPs and leveraging integrated wire line and wireless data solutions, ABS is ideally suited to provide high speed, secure, and reliable managed networking solutions across

Key tools utilized, variable length subnet masking and route summarization are explained as well. Here choosing the appropriate routing protocol is equally critical for a successful design. To implement different masks for the same major network it is necessary to have a routing protocol that supports VLSM. Such routing protocols are called classless routing protocols. They carry the mask information along with the route advertisements therefore allowing for the support of more than one mask.

The trade school in the Springfield region has developed and implemented a WAN link to integrate with all sites as follows: Worchester, Boston, Sacramento and Los Angeles, for better communication purposes. The expansion of their networks has come with some difficulties in communicating from one region to the other, due to their IP address scheme, leading configured networks are not functioning as they should. However, xACME wants to upgrade and exchange their network infrastructure to became more efficient and more productive for all users.

The OSI model defines internetworking in terms of a vertical stack of seven layers. The upper