Impact of leaky bucket regulation on the performance of combined I/O buffering in atm switches

AbshoctWepmporc (1 Colored P d t i Nd (CPN) model used for proloIyping and modeling II cornplu switching scheme for A m sv&hcs bnrcd on Ihe eonrbind U0 bufledng technique Thc MY scheme I k d was proposed rccemly in the lirernlure is mlualed here within an ovlnrU sming lhat includes the m f i c reguhzlionr enford by the leoky bucket algorithm. The new scheme is bmsed on splittin8 the traffic cming info input t i m a inlo IVO pdoriry queues Wish and L w ) where tr@c drnind to busy pore is directd lo fhr low ptiori@ queue-. This scheme w c o m p d o g d m pure combined U0 b@m.n.g and simulation rerultr shoved fhat the new scheme pays b a d in decremhg mmmission delay only when the eafic increases beyond o certain leeL I n addition Ihesmsitidyamlysis of the buderrire rhowdalso that th& loner aflem the perfonnonce of rhc systsm only a high IOndr

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