Cell Relay Archive[Date Prev][Date Next][Thread Prev][Thread Next] [Date Index][Thread Index][Author Index][Subject Index] Re: 802.3/802.5 Transparent Bridge Mis-sequencing over ATM
On 26 Feb 1997, jgrant wrote: > > Distribution: world > > At 23:37 25/02/97 GMT, Kris wrote: > >Do all ATM networks shuffle the sequence of frames across the network? > >I know that SMDS networks have parallel paths which can develop race > >conditions so that frames between two CPEs can arrive in > >non-deterministic order. > > ATM networks can't shuffle cells on a virtual circuit (except > very occasionally under fault conditions) because then AAL5 > wouldn't work. Hence it can't shuffle frames either, but only > on a single virtual circuit. > > There are no guarantees about traffic on different virtual > circuits, which could go by quite different routes. > > I haven't looked closely enough at LAN emulation to know whether > when it sets up a virtual circuit the first packets can overtake > packets that have already been sent via the BUS (Broadcast and > Unknown Server). > > > John Grant ______________________ > Director / | > K-NET R&D Ltd / K - N E T | > +44 1223 862125 /________________________| > http://www.k-net.co.uk Leaders in ATM technology > > |
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