Hi, It means that the MAC layer couldn't successfully deliver the packet. You can find the reasons for this at the bottom of this page: http://masimum.inf.um.es/nsrt-howto/html/node23.html
Regards, fran P.S: answers to frequent questions like this can be easily found with http://www.isi.edu/nsnam/htdig/search.html On Tuesday 19 September 2006 11:48, [EMAIL PROTECTED] wrote: > Hi ns users, > does anybody know what does it mean when a TCP packet is dropped and in the > trace file is indicated as RTR CBK? > > Thanks a lot, > Michele Nuti