I’m able to get 10 Cisco ASR920s for under 10k from Cisco.  Just depends on who 
your account team is, and how much business you do.  Just like Streakwave, 
Winncom, etc.


> On Nov 20, 2019, at 8:10 PM, Sterling Jacobson <[email protected]> wrote:
> 
> Uh, yeah.
> 
> $10k doesn’t buy me enough functionality.
> Would need 10 of those.
> 
> From: AF <[email protected]> On Behalf Of Josh Baird
> Sent: Wednesday, November 20, 2019 6:54 PM
> To: AnimalFarm Microwave Users Group <[email protected]>
> Subject: Re: [AFMUG] MPLS
> 
> Why?  Price?
> 
> On Wed, Nov 20, 2019 at 7:53 PM Sterling Jacobson <[email protected] 
> <mailto:[email protected]>> wrote:
> No thanks.
> 
> From: AF <[email protected] <mailto:[email protected]>> On Behalf 
> Of Gino A. Villarini
> Sent: Wednesday, November 20, 2019 5:12 PM
> To: AnimalFarm Microwave Users Group <[email protected] 
> <mailto:[email protected]>>
> Subject: Re: [AFMUG] MPLS
> 
> Time to grow up… Juniper ACX or Cisco ASR920
> 
> From: AF <[email protected] <mailto:[email protected]>> on behalf 
> of Sterling Jacobson <[email protected] <mailto:[email protected]>>
> Reply-To: AnimalFarm Microwave Users Group <[email protected] 
> <mailto:[email protected]>>
> Date: Wednesday, November 20, 2019 at 4:10 PM
> To: AnimalFarm Microwave Users Group <[email protected] 
> <mailto:[email protected]>>
> 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 <[email protected] <mailto:[email protected]>> On Behalf 
> Of Dennis Burgess via AF
> Sent: Wednesday, November 20, 2019 12:56 PM
> To: AnimalFarm Microwave Users Group <[email protected] 
> <mailto:[email protected]>>
> Cc: Dennis Burgess <[email protected] <mailto:[email protected]>>
> 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.
> 
> 
> 
> <image001.png>
> 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 
> <http://www.linktechs.net/>
> Create Wireless Coverage’s with www.towercoverage.com 
> <http://www.towercoverage.com/>
> 
> From: AF <[email protected] <mailto:[email protected]>> On Behalf 
> Of Adam Moffett
> Sent: Wednesday, November 20, 2019 1:17 PM
> To: [email protected] <mailto:[email protected]>
> 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:
> 
>  <http://www.aeronetpr.com/>
>  <http://www.aeronetpr.com/>
>   <http://www.aeronetpr.com/>
>   <http://www.aeronetpr.com/>
>   <http://www.aeronetpr.com/>
>   <http://www.aeronetpr.com/>
>   <http://www.aeronetpr.com/>
> www.aeronetpr.com | Metro Office Park #18 Suite 304 Guaynabo, PR 00968 
> <http://www.aeronetpr.com/>
> From: AF <[email protected]> on behalf of Josh Baird 
> <[email protected]>
> Reply-To: AnimalFarm Microwave Users Group <[email protected]>
> Date: Wednesday, November 20, 2019 at 3:09 PM
> To: AnimalFarm Microwave Users Group <[email protected]>
> Subject: Re: [AFMUG] MPLS <http://www.aeronetpr.com/>
>   <http://www.aeronetpr.com/>
> 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). <http://www.aeronetpr.com/>
>   <http://www.aeronetpr.com/>
> Another common use-case is providing L2VPN services for customers (connecting 
> multiple locations together, etc). <http://www.aeronetpr.com/>
>   <http://www.aeronetpr.com/>
> On Wed, Nov 20, 2019 at 2:03 PM Adam Moffett <[email protected]> wrote: 
> <http://www.aeronetpr.com/>
> I think I don't fully understand what the advantages are of MPLS. 
> <http://www.aeronetpr.com/>
>   <http://www.aeronetpr.com/>
> 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? 
> <http://www.aeronetpr.com/>
>   <http://www.aeronetpr.com/>
> Routing speed: <http://www.aeronetpr.com/>
> 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? 
> <http://www.aeronetpr.com/>
>   <http://www.aeronetpr.com/>
> Traffic Engineering: <http://www.aeronetpr.com/>
> 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.   
> <http://www.aeronetpr.com/>
> 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? <http://www.aeronetpr.com/>
> L2 tunneling <http://www.aeronetpr.com/>
> 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.   <http://www.aeronetpr.com/>
> 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?   
> <http://www.aeronetpr.com/>
> --
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> <http://www.aeronetpr.com/>
>   <http://www.aeronetpr.com/>
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> <http://www.aeronetpr.com/>--
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