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Journal of Applied Sciences

Year: 2010 | Volume: 10 | Issue: 11 | Page No.: 903-908
DOI: 10.3923/jas.2010.903.908
Fault-Tolerant Routing in Butterfly Networks
Mohammed H. Mahafzah

Abstract: This research shows that Butterfly networks can be fault-tolerant using Masked Interval Routing Scheme (MIRS). The MIRS was introduced with the aim of compressing the routing tables in a network. It was shown that MIRS could drastically reduce interval information stored in networks such as globe and hypercube graphs, compared to the classical Interval Routing Scheme (IRS). In Butterfly graphs of O(N) vertices the number of intervals per edge goes down from Ω in IRS to O(logN) in MIRS. This research shows that MIRS may be advantageously used in Butterfly networks, proving that optimal routing with one interval per edge is still possible with a harmless subset of faulty vertices. This research gives an optimal algorithm to reconfigure the intervals in the presence of faults.

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How to cite this article
Mohammed H. Mahafzah , 2010. Fault-Tolerant Routing in Butterfly Networks. Journal of Applied Sciences, 10: 903-908.

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