What is SDN at its essence ?
> Message: 9 > Date: Fri, 11 Oct 2013 19:13:57 +0100 (BST) > From: William Waites <wwai...@tardis.ed.ac.uk> > To: joe...@bogus.com > Cc: nanog@nanog.org > Subject: Re: Policy-based routing is evil? Discuss. > Message-ID: <20131011.191357.239591912.wwai...@tardis.ed.ac.uk> > Content-Type: text/plain; charset="us-ascii" > > On Fri, 11 Oct 2013 10:41:46 -0700, joel jaeggli <joe...@bogus.com> said: > > > you take all the useful information that an IGP could be (or is) > > providing you, and then you ignore it and do something else. > > Yes, that's another part of the conversation, encouraging the use of an IGP, > which has been a source of trouble for them because of broken wireless bridges > from a very commonly used vendor that randomly eat multicast packets, so it's > not as straightforward as it should be. > > > evil is not a synonym for ugly patch placed over a problem that > > could be handled better. > > Ok, fair enough. My first experience with PBR was as a summer intern in the > mid-1990s who inherited management of a large ATM network that had a big > VPN-esque thing built entirely that way and with no documentation. It > certainly > felt evil at the time. ;) > > -w > > -- > The University of Edinburgh is a charitable body, registered in Scotland, with > registration number SC005336.
