Re: Enterprise network as an ISP with a single huge customer

2015-06-13 Thread Måns Nilsson
Subject: Enterprise network as an ISP with a single huge customer Date: Fri, Jun 12, 2015 at 08:08:29PM +0300 Quoting Stepan Kucherenko (t...@megagroup.ru): Hello, I'm sure lots of you work for big enterprises, and some of you work for biggest of them. How many of you architect your

Re: Enterprise network as an ISP with a single huge customer

2015-06-13 Thread Mark Tinka
On 12/Jun/15 19:08, Stepan Kucherenko wrote: How many of you architect your network as an ISP, with that enterprise as the biggest customer ? Office networks in l3vpn, VPLS/EVPN on top of your own network for DCI, etc ? Or is it usually just a single IGP domain with no unnecessary bells

Re: Enterprise network as an ISP with a single huge customer

2015-06-13 Thread Roland Dobbins
On 13 Jun 2015, at 17:49, Randy Bush wrote: i have seen many universities and large enterprises with as much clue as your serious isp. I've seen a few, but not many. All of the ones I've seen who fall into that category operate significant public-facing infrastructure, so they have

Re: Enterprise network as an ISP with a single huge customer

2015-06-13 Thread Randy Bush
In my subjective experience, relatively few enterprises have the technical and operational savvy to design, deploy, operate, and troubleshoot a network designed in such a manner, or even understand the appropriate usage of these technologies, much less reap the benefits thereof. i have seen

Re: Enterprise network as an ISP with a single huge customer

2015-06-12 Thread Roland Dobbins
On 13 Jun 2015, at 10:00, Tim Raphael wrote: There are plenty of people out there that will use MPLS / multiple tables for the wrong reasons just so they can say that's what they're doing. Concur 100%. I also agree with both Chris and with Randy with regards to pros and cons of this

Re: Enterprise network as an ISP with a single huge customer

2015-06-12 Thread Randy Bush
it's nice to have the tools to segregate traffic/users/things... mpls/etc is one method to do that... I don't know that many enterprises pursue this path though :( which is sad (I think). i have seen a lot of this done with firewall devices and vlans. with vlans or mpls, you can make

Re: Enterprise network as an ISP with a single huge customer

2015-06-12 Thread Tim Raphael
It will also depend greatly on the knowledge of the design team / person and the operations team. If the designer is ex-SP or has a strong knowledge of both SP and Enterprise then yes, a good design may result. There are plenty of people out there that will use MPLS / multiple tables for the

Re: Enterprise network as an ISP with a single huge customer

2015-06-12 Thread Christopher Morrow
On Fri, Jun 12, 2015 at 10:04 PM, Randy Bush ra...@psg.com wrote: it's nice to have the tools to segregate traffic/users/things... mpls/etc is one method to do that... I don't know that many enterprises pursue this path though :( which is sad (I think). i have seen a lot of this done with

Re: Enterprise network as an ISP with a single huge customer

2015-06-12 Thread Randy Bush
i have seen a lot of this done with firewall devices and vlans. with vlans or mpls, you can make spaghetti without wires, one wheat and one semolina. oh absolutely. you can use many tools to lop off your fingers, my point was that things like mpls (or vlans) provide a nice other tool to

Re: Enterprise network as an ISP with a single huge customer

2015-06-12 Thread Christopher Morrow
On Fri, Jun 12, 2015 at 1:08 PM, Stepan Kucherenko t...@megagroup.ru wrote: Hello, I'm sure lots of you work for big enterprises, and some of you work for biggest of them. How many of you architect your network as an ISP, with that enterprise as the biggest customer ? Office networks in

Re: Enterprise network as an ISP with a single huge customer

2015-06-12 Thread Stepan Kucherenko
13.06.2015 05:35, Randy Bush wrote: i have seen a lot of this done with firewall devices and vlans. with vlans or mpls, you can make spaghetti without wires, one wheat and one semolina. oh absolutely. you can use many tools to lop off your fingers, my point was that things like mpls (or

Re: Enterprise network as an ISP with a single huge customer

2015-06-12 Thread G B
What I have done is leverage the production data center redundancy to provide connectivity services to any nearby offices in the same region, basically using our colo as the office ISP for internet connectivity but as far as doing vpls services and the like, it has been so far cheaper to contract