Why? Price? On Wed, Nov 20, 2019 at 7:53 PM Sterling Jacobson <sterl...@avative.net> wrote:
> No thanks. > > > > *From:* AF <af-boun...@af.afmug.com> *On Behalf Of * Gino A. Villarini > *Sent:* Wednesday, November 20, 2019 5:12 PM > *To:* AnimalFarm Microwave Users Group <af@af.afmug.com> > *Subject:* Re: [AFMUG] MPLS > > > > Time to grow up… Juniper ACX or Cisco ASR920 > > > > *From: *AF <af-boun...@af.afmug.com> on behalf of Sterling Jacobson < > sterl...@avative.net> > *Reply-To: *AnimalFarm Microwave Users Group <af@af.afmug.com> > *Date: *Wednesday, November 20, 2019 at 4:10 PM > *To: *AnimalFarm Microwave Users Group <af@af.afmug.com> > *Subject: *Re: [AFMUG] MPLS > > > > Well put. > > > > Capacity/speed is an issue with me, so I think I introduced some possible > bottlenecks above 4.5Gbps using MPLS/VPLS in my own network which is > Mikrotik. > > VPLS endpoints I don’t think were/are hardware offloaded, so required some > great CPU capacity at the edge and core for large transport. > > I also think I had MTU issues with so many layers of “layer2” stuff going > on inside and outside of MPLS tunnels, native interfaces, VPLS endpoints, > bridges and VRRP interfaces along with VLAN at some endpoints. > > > > However, with the right equipment (not Mikrotik) MPLS is fully capable and > large networks use them to diversely traverse redundant paths back to a > central core. > > > > My problem also was geo-diverse BGP cores to different providers as stated > below. > > I was running EVERYTHING on a Mikrotik 1072 CCR, lol! > > It still drives me crazy hunting down issues where I still have > MPLS/OSPF/BGP/VRRP/VLAN on one device across multiple interfaces, lol! > > > > *From:* AF <af-boun...@af.afmug.com> *On Behalf Of *Dennis Burgess via AF > *Sent:* Wednesday, November 20, 2019 12:56 PM > *To:* AnimalFarm Microwave Users Group <af@af.afmug.com> > *Cc:* Dennis Burgess <dmburg...@linktechs.net> > *Subject:* Re: [AFMUG] MPLS > > > > You can, its up to you. > > > > *Is routing faster on MikroTik by using MPLS/VPLS?* No > > *Do you gain extra capacity by reducing the router load per packet by > using MPLS? * Yes, think looking at 4-bytes of data vs 40. Is it 10 fold > increase, no but you get the point. > > *What is the big deal about MPLS without VPLS? *Just that it does get > you a bit of extra capacity. Bout it. > > *Why does everyone want to run VPLS? * VPLS gets you the IP and subnet > savings. You do need to design your core network correctly to handle > this. If you have a single core router and all of your tunnels go to that, > then yes if it goes down yes your tunnels are down, but may of our > customers have to have redundancy, so multiple edges, connected to multiple > cores, connected to multiple VPLS termination boxes, connected to multiple > PPPoE servers. Etc. The core is VERY robust, but the general network is > not. This also does not work very well if your have multiple > geographically diverse BGP feeds, i.e. everything goes back to the > datacenter and that’s where it is, great, but otherwise, it gets to the > point that it not worth the effort. > > *L2VPNs? *Weill there are a few customers that prefer them, but in all > honestly there is better, more secure, and faster protocols out there. > Keep in mind that L2VPNs are fine if all of the customers are on your > network, but they seldom are, so you will need a plan for those guys as > well. My questions is why do you build your network to deliver something > that people don’t want, a layer 2 network connection. If you are > delivering Pipes then sure, but you have to have the capacity and > availability to do so. Most Wisps, not all, don’t have this figured out. > 99% of the time, they can make more money by providing a managed L3 > solution than L2 anyways. > > > > > > > > *[image: LTI-Full_175px]* > > > *Dennis Burgess, Mikrotik Certified Trainer MTCNA, MTCRE, MTCWE, MTCTCE, > MTCINE, MTCSE, HE IPv6 Sage, Cambium ePMP Certified * > > Author of "Learn RouterOS- Second Edition” > > *Link Technologies, Inc* -- Mikrotik & WISP Support Services > > *Office*: 314-735-0270 Website: http://www.linktechs.net > > Create Wireless Coverage’s with www.towercoverage.com > > > > *From:* AF <af-boun...@af.afmug.com> *On Behalf Of *Adam Moffett > *Sent:* Wednesday, November 20, 2019 1:17 PM > *To:* af@af.afmug.com > *Subject:* Re: [AFMUG] MPLS > > > > So do you tunnel everything back to the core and then do "router on a > stick" ? > > On 11/20/2019 2:14 PM, Gino A. Villarini wrote: > > Yeap VPLS is where is at… > > > > VPLS tunnels to the towers, CORE routing + L2VPN to customers( Enterprise, > Wholesale) > > > > > > > > *Gino** Villarini * > Founder/President > @gvillarini > t: 787.273.4143 Ext. 204 > m: > > [image: Image removed by sender. aeronet-logo] <http://www.aeronetpr.com/> > > [image: Image removed by sender. inc500] > <https://www.inc.com/profile/aeronet> > > [image: Image removed by sender. fb-logo] > <https://www.facebook.com/aeronetpr/> > > [image: Image removed by sender. insta-logo] > <https://www.instagram.com/aeronetpr/?hl=en> > > [image: Image removed by sender. in-logo] > <https://www.linkedin.com/company/aeronet-broadband-corp> > > [image: Image removed by sender. tw-logo] > <https://twitter.com/AeroNetPR?ref_src=twsrc%5Egoogle%7Ctwcamp%5Eserp%7Ctwgr%5Eauthor> > > > [image: Image removed by sender. yt-logo] > <https://www.youtube.com/channel/UCr2Q9WBrAYVm3Fn970Jd6VA> > > www.aeronetpr.com | Metro Office Park #18 Suite 304 Guaynabo, PR 00968 > > *From: *AF <af-boun...@af.afmug.com> <af-boun...@af.afmug.com> on behalf > of Josh Baird <joshba...@gmail.com> <joshba...@gmail.com> > *Reply-To: *AnimalFarm Microwave Users Group <af@af.afmug.com> > <af@af.afmug.com> > *Date: *Wednesday, November 20, 2019 at 3:09 PM > *To: *AnimalFarm Microwave Users Group <af@af.afmug.com> <af@af.afmug.com> > *Subject: *Re: [AFMUG] MPLS > > > > It seems like lots of people in the WISP-world are running MPLS just to > use VPLS. Reasons for doing this are typically to achieve better IPv4 > utilization (not having to route a block of IP's to each POP and maybe > wasting IPv4, etc). > > > > Another common use-case is providing L2VPN services for customers > (connecting multiple locations together, etc). > > > > On Wed, Nov 20, 2019 at 2:03 PM Adam Moffett <dmmoff...@gmail.com> wrote: > > I think I don't fully understand what the advantages are of MPLS. > > > > I mean I've been reading the white-papers and such, and I see it brings > some features to the table, but when are we going to use them? > > > > Routing speed: > > - MPLS can make forwarding decisions faster. When they made this in > the 1990's I'm sure that was a big deal, but I'm doubting whether there is > really measurably better latency on modern hardware. Is there? > > > > Traffic Engineering: > > - It can do redundancy, but it seems to rely on the routing protocol > (eg OSPF) to know which paths are up. I don't understand what that buys > us. > - It can do load sharing on unequal paths. Admittedly that's very > hard to do with L3 routing protocols, and that would have been extremely > useful at one point in time. But how often does that happen now that we're > in a world of gigabit and 10gigabit connections? > > L2 tunneling > > - It can transport L2 traffic over an L3 network. It does it with > less overhead (8 bytes) than any other method I can think of. I don't > really see a downside to this. > > So are people running MPLS just to get VPLS tunnels, or do you find that > the other tools in the MPLS toolbox matter in today's world? > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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