Tye Worthington
NTC/362
March 16, 2015
Tom Krawczyk
Integrative Network Design Project
Riordan is a global plastics manufacturing company with three branches in the United State and one in China. The Riordan network is divided into four locations San Jose, CA, Pontiac, MI, Albany, GA, and Hangzhou, China. The corporate headquarters located in San Jose and the China branch are connected by a 51.8 Mbps Ka band (K-above) WAN satellite connection operating in the 26.5-40 GHz range with AES end-to-end encryption. The only down fall with using Ka band is weather susceptibilities (Sala, Zennaro, Sokol, Miao, Spousta, & Chan, 2013), which could cause problems with communications between China and the office in San Jose. The other branches of Riordan are connected with T2 leased lines from the local ISP’s in the respective cities, the San Jose branch has a T3 or a 45Mbps link to the other two branches. The leased lines give Riordan an unshared link to the internet and to the other branches. Unshared simply means the T2 the equivalent of 4 T1s or 6Mbps are not shared with other customers. (U-Verse Offical Site, 2015)
Riordan corporate office is divided into several different departments Marketing, Finance, Corp, and is the main Research and Development department of the organization. Riordan will not make drastic changes to the network just upgrades to the LAN at the respective branches. The 100BaseT backbone can support 100 Mbps to the departments and the 1Gbps fiber backbone in the R&D department can handle the information traversing in and out of that department. Upgrading the hardware in the corporate office will completed during the down hours of the San Jose branch so work will not be interrupted. The 24 port HUB will be taken off the network and replaced with a switch supporting the NAS and the three servers. Replacing the HUB will separate the collision domains and help the flow of traffic to and from the server area. The
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