By Michael W. Lucas
Cisco routers and switches are the cornerstones of many networks. but if issues holiday, maintenance can intimidate even the main useful administrator. fortunately, simply understanding the "in case of emergency" fundamentals will take you far.
Just just like the unique, this moment variation of the hugely acclaimed Cisco Routers for the Desperate is written for the administrator in difficulty mode. up-to-date to hide switches and the newest Cisco terminology, with a tighter concentrate on the desires of the small community administrator, this moment version supplies what you must be aware of to supply trustworthy community companies and fasten difficulties quick. You'll locate insurance of:
* Installation—how to get your router and community connections up and operating correct the 1st time
* Troubleshooting routers and switches, for you to confirm no matter if your or the net is broken
* defense issues, like tips to hold your community apparatus secure from hackers and set up a personal community among offices
* tips to enforce simple community redundancy to lessen the chance of community downtime
Cisco Routers for the determined, 2d Edition is designed to be learn as soon as and left on my own until eventually anything breaks. while it does, you'll have every little thing you must comprehend in a single easy-to-follow guidebook.
Read Online or Download Cisco Routers for the Desperate: Router and Switch Management, the Easy Way PDF
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Additional info for Cisco Routers for the Desperate: Router and Switch Management, the Easy Way
The exchange of information between particles refers to the social behavior of the velocity definition. After upgrading the velocity and position of each particle it checks the stopping criteria and then displays the result or perform another operation. The value of each parameter of the PSO algorithm is crucial in the search process, and therefore the importance of defining appropriate values at the initialization step. The inertia weight w was introduced by  as a mechanism to control the exploration and exploitation abilities of the swarm.
The implementation was done using the High-Performance MPI (Message Passing Interface). Both synchronous and asynchronous solutions were investigated. The proposed implementation showed an improvement in processing time for a bio-mechanical test problem. An hardware/software co-design architecture to implement the PSO algorithm in an FPGA is reported in . The particle accelerator module was implemented in hardware while the fitness function was kept in software. Whenever complex fitness functions, which impose high computational costs, this implementation showed poor performance as the critical point is the fitness function and not in the rest of the PSO algorithm.
47 Summary This chapter presents a parallel architecture of the PSO algorithm implemented as a hardware co-processor to the MicroBlaze processor. The FPGA used is a Xilinx Virtex 5 FPGA (xc5vfx70t). The architecture exploits the parallelism of updating the particle positions and velocities and getting the result of the fitness function independently of the others particles of the swarm. The synthesis results show that the scalability of the hardware depends on the number of particles used and the complexity of the fitness function.