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Dublin City University (2 results)
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- City University London Builds High-Performance, Low-Cost, Scalable Infrastructure With One-Stop Support
- The City University London wanted to build an infrastructure capable of scaling to provide 24/7 access for thousands of simultaneous users to CitySpace, City's online learning solution and most business-critical application. The challenge was to improve user response times and significantly reduce risk of downtime while lowering technology cost of...
- Case studies 2007-10-01
- Local Update-Based Routing Protocol in Wireless Sensor Networks With Mobile Sinks
- Mobile sinks can be a viable solution to solve the problem that energy consumption is not balanced for all the sensor nodes in Wireless Sensor Networks WSNs. Frequent location updates from the sink a current possible solution can lead to both rapid energy consumption of the sensor nodes and increased...
- White papers 2006-09-28
- Java Method Modeling Using Application Response Measurement (ARM)
- What should not be surprising, especially to anyone who has attempted to build a JAVA model, is that collecting method level data is difficult. The goal of this paper is to describe how to create Java method models with performance data obtained from Application Response Measurement ARM instrumented code. The...
- White papers 2006-04-11
- Efficient Implementation for Videoconferencing in 3G Wireless Networks
- This paper introduces the prototype of design and implementation of a VideoConferencing VC system and protocol for 3G networks based on the 3G-324M protocol stack. Efficient multimedia processing and intelligent MCUs Multipoint Control Unit for efficient token transfer among a group of terminals are presented. The prototype system has shown...
- White papers 2005-07-15
- Evaluating and Improving TCP Performance Against Contention Losses in Multihop Ad Hoc Networks
- Default TCP treats all losses as congestion since it was designed and optimized to work in networks with low non-congestion losses. In this paper first it is shown that the dominant cause of packet drops in multihop ad hoc network is medium access contention and congestion losses, are very rare....
- White papers 2005-06-29
- City of New York: The Department of Information Technology and Telecommunications Strategy
- The Department of Information Technology and Telecommunications DoITT is the technology services agency for the City of New York. DoITT works with City agencies to align, leverage, and optimize the use of technology to meet agency and Citywide business needs. DoITT operates the City's 3-1-1 Citizen Service Center, which provides...
- White papers 2005-02-01
- Policy and Procedures: Help Desk Service Level Agreement (SLA)
- Technology support services are provided through the Information Technology Services ITS Help Desk unit. This support unit is committed to delivering quality customer service and technical solutions in support of campus wide technology. To ensure the best possible support, the Help Desk provides NJCU Faculty and Staff with this Service...
- White papers 2004-05-01
- City University Improves Accessibility to Accurate Business Data With Integrated System
- City University is one of the Northwest's largest private, not-for-profit universities with more than 40,000 graduates worldwide. The university wanted to replace legacy, siloed IT systems with integrated solution to improve accessibility to timely, accurate business data and eliminate technical redundancy to reduce overall total cost of ownership. The challenge...
- Case studies
- HP Makes It a Happy New Year for London's City University
- The start of a new academic year should be an exciting event but for City University, London, it could be stressful and frustrating. The teaching process was often brought to a halt when increasing demand caused failures in the university's PC environment for students. To rectify the problems, the university's...
- Case studies
Additional Resources
- Towards low-cost LED lighting
- You all know that incandescent bulbs are pretty inefficient, converting only 10% of electricity into light -- and 90% into heat. Light-emitting diodes, or LEDs, could soon replace incandescent and compact fluorescent bulbs in our homes. They are more efficient and environmentally friendly. But LED lights are currently too expensive...
- Blog posts 2008-07-20
- 'Rogue admin' thought he was protecting network and city
- Paul Venezia at PC World has an exclusive insider account on Terry Childs, the rogue network admin who locked everyone out of the city's network. The story in essence is Childs is an extreme control freak who built and maintained an extremely complex network, perhaps...
- Blog posts 2008-07-20
- Untrustworthy students: lighten your restrictions
- Untrustworthy students: lighten your restrictionsProxies"By using a proxy, you can bypass any filtering software on the network"Only if they're incompetent. I work for a company that has hardware that a proxy wouldn't get around the rules, even if it's SSL.Your statement about proxies is wrong.If the university simply sets a...
- Discussion threads 2008-07-18
- Obama calls for comprehensive cyber-security measures; looks for a national cyber ninja
- Update: It would seem that Richard Stiennon agrees with me on the concept of a group of experts to advise, also on keeping away from spending ridiculous amounts of money. Cyber-terrorism... ah, what a fancy buzz word that is. Defined on Wikipedia as: "The premeditated use...
- Blog posts 2008-07-18
- Untrustworthy students: lighten your restrictions
- You know the drill. You spend thousands, if not tens of thousands of dollars on higher education at your college or university of choice. But when you go to use your Internet connection or a public computer on campus, you login and it's locked down so tight, you can barely...
- Blog posts 2008-07-18
- Romanian authorities arrest cybercrime suspects
- Well, eight days, and a joint effort to help prevent phishing and two major arrests related to identity theft, and I feel like we've made a decent attack on the identity theft culture. Score one for the good guys for once. Just a day after reading...
- Blog posts 2008-07-17
- Rogue network admin still in jail on $5m bail
- Rogue network admin still in jail on $5m baildarn!I'd like to copyright some of my network admin work too! some of it is a classic that competes with Mozart's best work, while there have been another moments more, um, sex-pistols-like.RE: Rogue network admin still in jail on $5m bailwow!COPYRIGHT??? ...
- Discussion threads 2008-07-17
- Rogue network admin still in jail on $5m bail
- This is crazy. Perhaps literally. Terry Childs, computer network administrator for the city of San Francisco, got mad, apparently because his supervisors were trying to fire him, and created a secret root password for himself, locking out the rest of the city. Reported the SF Chronicle: ...
- Blog posts 2008-07-17
- More iPhone 3G observations
- After almost a week with the new iPhone 3G I have some additional thoughts that I wanted to share on my experiences: As I previously mentioned, AT&T's 3G coverage is completely non-existent in my area, despite AT&T's coverage viewer claiming that I'm blanketed in 100 percent 3G....
- Blog posts 2008-07-17
- Dreams come true: network guy holds city hostage
- Dreams come true: network guy holds city hostageMY HEROIt's about time that somebody had the JEWELS to do this, but it is not worth the jail time.I know an Island where they take people like him and make them cry or put him in with other folk to do some...
- Discussion threads 2008-07-17
- News to know: Google; Microsoft; eBay; SAP; Apple
- Notable headlines: Larry Dignan: Google's second quarter: What to expect Deb Perelman: The Techie Hall of Shame Phil Wainewright: How much is a unit of cloud computing? Joe McKendrick: Seven SOA experts explain how to 'just do it' Robin...
- Blog posts 2008-07-17
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