Re: MPLS in the campus Network?

2016-10-20 Thread Jason Lixfeld
Hi, > On Oct 20, 2016, at 9:43 AM, steven brock wrote: > > Compared to MPLS, a L2 solution with 100 Gb/s interfaces between > core switches and a 10G connection for each buildings looks so much > cheaper. But we worry about future trouble using Trill, SPB, or other >

Incapsula | 19551

2016-10-20 Thread stuart clark via NANOG
Can someone ping me off list from Incapsula AS 19551 please? Thanks!

Re: MPLS in the campus Network?

2016-10-20 Thread Mark Tinka
On 20/Oct/16 15:43, steven brock wrote: > > If you had to make such a choice recently, did you choose an MPLS design > even at lower speed ? > How would you convince your management that MPLS is the best solution for > your campus network ? How would you justify the cost or speed difference ?

Re: MPLS in the campus Network?

2016-10-20 Thread Mark Tinka
On 20/Oct/16 17:05, Leo Bicknell wrote: > I would challenge your port cost assumption for "routers". For > instance the Arista 7280 could deliver can be had with 48 10GE SFP+ > ports with full Internet routing capabilities. If you're used > to Cisco or Juniper, it is worth looking further

Re: MPLS in the campus Network?

2016-10-20 Thread Jason Lixfeld
> On Oct 20, 2016, at 12:23 PM, Mark Tinka wrote: > > > > On 20/Oct/16 17:12, Jason Lixfeld wrote: > >> >> It’s only more expensive the more big vendor products you use. Sometimes >> you need to (i.e.: Boxes with big RIB/FIBs for DFZ, or deep buffers), but >> more

Re: MPLS in the campus Network?

2016-10-20 Thread Mark Tinka
On 20/Oct/16 18:24, Roland Dobbins wrote: > > And I'd definitely recommend figuring out why that's being done so > broadly today, and working to reduce its prevalence and scope, moving > forward. Some requirements call for Ethernet transport as opposed to IP. I don't know the details of the

Re: MPLS in the campus Network?

2016-10-20 Thread Roland Dobbins
On 20 Oct 2016, at 23:32, Mark Tinka wrote: Some requirements call for Ethernet transport as opposed to IP. Sure - but it's probably worth revisiting the origins of those requirements, and whether there are better alternatives. --- Roland Dobbins

Re: MPLS in the campus Network?

2016-10-20 Thread Mark Tinka
On 20/Oct/16 18:29, Jason Lixfeld wrote: > Likely not at the PE, true, but he did say Internet access, so I err’d on the > side of assuming DFZ, somewhere. If that assumption is true, FIB resources > for the SP interconnect nodes and filtering towards the PEs, absolutely.. I assumed 0/0 +

Re: MPLS in the campus Network?

2016-10-20 Thread Roland Dobbins
On 20 Oct 2016, at 23:17, Mark Tinka wrote: especially looking at how much Layer 2 traffic you're hauling around. And I'd definitely recommend figuring out why that's being done so broadly today, and working to reduce its prevalence and scope, moving forward.

Re: MPLS in the campus Network?

2016-10-20 Thread Mark Tinka
On 20/Oct/16 18:45, Roland Dobbins wrote: > > Sure - but it's probably worth revisiting the origins of those > requirements, and whether there are better alternatives. Indeed. What we've seen is customers who prefer to manage their own IP layer, and just need transport. These types of

Re: MPLS in the campus Network?

2016-10-20 Thread Mark Tinka
On 20/Oct/16 17:12, Jason Lixfeld wrote: > > It’s only more expensive the more big vendor products you use. Sometimes you > need to (i.e.: Boxes with big RIB/FIBs for DFZ, or deep buffers), but more > and more, people are looking to OCP/White Box Switches [1][2]. It doesn't sound like the

Re: MPLS in the campus Network?

2016-10-20 Thread Nick Hilliard
Mark Tinka wrote: > Not sure what gear you're using now, but you'll get full routing and > MPLS features on the platforms such as the Cisco ASR920. I'd have > recommended the Cisco ME3600X, but they just announced EoS/EoL last > night, which means that while you can still order it until October

[NANOG-announce] 2016 NANOG Election Results

2016-10-20 Thread Dave Temkin
Greetings NANOG Colleagues, The 2016 NANOG Board and Bylaw election process is now complete. The results were shared during NANOG 68, are posted on the NANOG website, and summarized here. In 2016, there were two regular open positions on the Board of Directors. The appointments are: -

Re: MPLS in the campus Network?

2016-10-20 Thread Leo Bicknell
From what you describe I do think you have many options, including more than just the ones you laid out. When you're under 10km and own your own fiber the possibilities are virtually limitless. First off, you don't want to be running spanning tree across a campus. While I don't think you need

Re: A perl script to convert Cisco IOS/Nexus/ASA configurations to HTML for easier comprehension

2016-10-20 Thread Ken Chase
re more general 'network utilities' and scripts: http://sizone.org/m/hacks/cidrmath.pl adds and removes subnets from networks giving list of remaining/aggregated (sub)nets. I couldnt find an online calculator that does this, most are just for 'translation' from subnet masks<>cidr or cisco

MPLS in the campus Network?

2016-10-20 Thread steven brock
Dear NANOG members, We operate a campus network reaching more than 100 buildings on 5 campuses. We also operate a regional backbone and the interconnexion to our NREN. The current architecture is made of a L2 backbone and a few routers. Most of the buildings are connected with a 1 Gb/s link using