North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: Prioritization... (RED?)
> One tidbit that is interesting: dwred on the > cisco gives non tcp packets the lowest possible ^^^^^^ non-ip .. sorry. > priority. Thus, with an aggressive drop pattern > (depending on how you have configured minth, maxth and > exponential weight on the router) you will run into a problem. > > I am not sure as to who has dwred configured on congested > interfaces at exchanges. You can throw packets > into one of 8 precedence levels @ your border and > then craft red to select harshly against low vs. high > priority. However, upon observation of a network > without car matching certain types of traffic and > setting priorities, i see about 3 orders of magnitude > difference in packets moving at the lowest precedence > compared to packets moving at higher precedences. > RED considerations are not necessarily the cause > of your problem, but it is a possibility which is > worth investigating. > > more cisco implementaion specific information at: > http://www.cisco.com/univercd/cc/td/doc/product/software/ios111/cc111/wred.htm > > BR >
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