On Sat, May 26, 2007 at 08:28:54AM -0400, Sanjai Narain wrote: > Hi David: Thanks for your response. Does P<--Q mean just that P has > heard a hello from Q, or also that Q's hello's neighbor list includes P? It only means that P has heard a hello from Q. Dave -- David Young OJC Technologies dyoung at ojctech.com Urbana, IL * (217) 278-3933 ext 24