EIGRP does use poison reverse, and that's more evidence of its distance-vector behavior.
I think I have been excluded again. I wish the proctor would let me back in! :-() Priscilla At 12:15 AM 5/14/02, Michael L. Williams wrote: >I agree with Kent..... Although the link you (Rick) provided uses the word >"link-state", it uses it once in the opening and once in the summary... >That's it! The fact is that one needs to analyze the protocol to see it's >behavior... it may well have traits of this or that type of protocol but not >be either one..... I mean, really the categories of Distance-Vector and >Link-State are just descriptions, not hard boundaries..... > >Priscilla has made a convincing argument that EIGRP acts mostly as a >Distance-Vector protocol..... Although it has advanced features that may >resemble those of a link-state protocol, that doesn't make it link-state. >As she mentioned, Link-State means something very specific to mathematicians >(where all of these magic algorithms come from... *not* network people)... >Link-state machinesBut, again, as Kent says, if you disagree then lay out >your arguments for people to read and decide... > >It's interesting to note that Distance-Vector protocols, because of their >operation, require various things to help them prevent routing loops, like >poison reverse and split-horizon. EIGRP uses split-horizon, but not poison >reverse. Does that make it distance-vector? Not necessarily..... But it >doesn't mean it's not either =) (I love riding the fence.. hehe) > >Check out the following link, and compare what it says to EIGRP and see what >you think..... > >http://www.cs.bris.ac.uk/Teaching/Resources/COMS22100/AC/slides/lec8P.pdf > >Mike W. > >"Kent Yu" wrote in message >[EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > > Rick, > > > > I think the bottom line is no matter who says what, we want to take a look > > where he/she is coming from. If after reading Priscilla's post closely >and > > comparing OSPF/IS-IS to RIP/EIGRP/IGRP, you still disagree with Priscilla >on > > this, > > please let us your arguments. > > > > Thanks > > Kent ________________________ Priscilla Oppenheimer http://www.priscilla.com Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=44168&t=43994 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]