So who are the big SD-WAN players out there? On Mon, Apr 17, 2017 at 10:31 AM, Doug Marschke <d...@sdnessentials.com> wrote:
> Hello Kasper, > > I will do my best to answer your SD-WAN question, but as you mentioned it > is a buzzword that has a bit of confusion in its definitions. I would say > that a SD-WAN solution should have the following elements: > > 1.) Ability to manage multiple WAN connection and choose the path based on > user and machine criteria (The Hybrid WAN) > 2.) A controller to manage the polices and operations of the SD-WAN devices > 3.) Analytics on the network and application level > 4.) A software overlay that abstracts and secures the underlying networks > > Currently there are a lot of solutions out there by many vendors. Some do > all of these and some a subset, so it make the landscape a bit confusing. > Lots of times vendors use SD-WAN when they are really just talking about > Hybrid WAN (multiple connections) or WAN optimization. > > > > > > Doug Marschke > CTO > www.sdnessentials.com > JNCIE-SP #41, JNCIE-ENT #3 > 415-902-5702 (cell) > 415-340-3112 (office) > > -----Original Message----- > From: NANOG [mailto:nanog-boun...@nanog.org] On Behalf Of Kasper Adel > Sent: Sunday, April 16, 2017 1:14 PM > To: NANOG list <nanog@nanog.org> > Subject: SD-WAN for enlightened > > Hi, > > I'm not sure if the buzzword SD-WAN is used to compensate for another > buzzword that got over-utilized (SDN) or it is a true 'new and improved' > way of doing things that has some innovation into it. > > I heard different explanation from different vendors: > > 1) appliances (+ controller) placed in-line to put traffic in tunnels > based on policy, with some DPI and traffic tagging...(to do > performance/policy based routing) over an expensive link (MPLS) and a cheap > one (broadband) with some 'firewall-like' filtering capabilities. > 2) same as above, with a flavor of 'machine learning' to find a pattern > for traffic to optimize utilization. > 3) a controller that instantiates and tears down tunnels from 'classic > routers' based on external policies and Network based features to do > performance based routing over an expensive link (MPLS) and a cheap one > (broadband) with encryption. > > Is the above a decent high-level summary? > > Has anyone tried any of these solutions, any general feedback ? > > Cheers, > Kim > >
