Annotated Bibliography Essay

In order for NHS to satisfy its urgency to steer large medical imaging files in a incidentally and secure manner, they must be able to subscribe to circuits of the appropriate bandwidth at apiece remote office to address the local needs. Unfortunately, the remoteness of round of these stances have resulted in the limitation of network connectivity options. Therefore, the cost-effective alternative to expensive, high-bandwidth earnings circuits is to use a WAN optimisation solution.A WAN optimisation solution consists of a network appliance at each location that focuses on increasing network performance. It accomplishes this through the use of a cabal of data compression, content and object-caching, data deduplication and protocol optimization. A WAN optimization appliance works in conjunction with the available bandwidth at a location. The host site would have an appliance that would build acceleration tunnels to each of the appliances located at the remote sites. The appli ances at the remote sites would be surface based upon the topic of users and the available bandwidth at that location.This solution has a number of advantages. It is a very cost-effective approach. Higher bandwidth circuits in remote areas head for the hills to be expensive. The purchase of network appliances are normally a not bad(p) spending that can be amortized over the life of the product. This timeframe is normally 3 to 5 years. On the other hand, the addition of larger circuits is an operational expenditure that incurs a higher recurring cost on a periodical basis. Secondly, these appliances are transparent to the end user. They do not require surplus software on the users computers, or require any special setup on a per-user basis.NHS would very likely fall into the Early Adopters course of instruction in the Technological Acceptance Curve for this solution (Rogers, 2003). These individuals quickly bribe into an idea when the possibility of real benefits have been established. They are primarily concern with finding a strong match between their needs and the pass judgment benefits (Moore, 1999). The use of WAN optimization appliances would be an excellent fit for NHS and would be easily accepted by NHS management due to the ability to show an optimal, technical and cost-effective resolution to the issue they are facing at the remote locations. This solution would allow them the means to meet their requirement to transmit large data files.ReferencesRogers, Everett (2003). Diffusion of Innovations (5th Edition). New York, NY FreePressMoore, Geoffrey (1999). crossover the Chasm. United States Harper BusinessEssentials