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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Ahmad, J. Zaidi, S.M.H. Nawaz, S. |
| Copyright Year | 2004 |
| Description | Author affiliation: NUST Inst. of Inf. Technol., Rawalpindi, Pakistan (Ahmad, J.; Zaidi, S.M.H.; Nawaz, S.) |
| Abstract | In wavelength routed WDM networks a routing and wavelength assignment (RWA) algorithm is responsible to make a routing and wavelength assignment decision on the arrival of a lightpath connection request in the network. Both routing and wavelength assignment decisions have a profound effect on the blocking probability of the network or amount of traffic a network can handle under a given load. In this paper we evaluate the blocking performance of some existing routing algorithms (FAR, LLR and WLCR) through simulation techniques. We identify their short comings in wavelength convertible WDM networks and propose a new routing algorithm enhanced WLCR (EWLCR) to overcome the weaknesses of the currently available routing algorithms in wavelength convertible networks. Our simulation results demonstrate that EWLCR performs consistently better in wavelength convertible networks in terms of blocking probability than any of the competing routing algorithms. |
| Starting Page | 278 |
| Ending Page | 283 |
| File Size | 886413 |
| Page Count | 6 |
| File Format | |
| ISBN | 0780386809 |
| DOI | 10.1109/INMIC.2004.1492888 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2004-12-24 |
| Publisher Place | Pakistan |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Wavelength routing Intelligent networks WDM networks Optical wavelength conversion All-optical networks Optical fiber networks Wavelength assignment Telecommunication traffic Wavelength division multiplexing Wavelength conversion |
| Content Type | Text |
| Resource Type | Article |
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