[c-nsp] ASR 1000 series replacement

Charles Sprickman spork at bway.net
Sat Dec 16 11:37:28 EST 2023

> On Dec 16, 2023, at 4:16 AM, Dragan Jovicic via cisco-nsp <cisco-nsp at puck.nether.net> wrote:
> Greeting,
> We have a somewhat unusual scenario with thousands of CPE devices each
> using cellular interface and gre tunnel to connect to hub router, currently
> ASR 1001x.

> The hub router deploys NHRP map multicast with GRE tunnels and bgp session
> to each cpe device, each tunnel different customer vrf connected to mpls
> core network.

> There are hundreds of GRE tunnels.

I have nothing to offer, and I'm mostly out of the ISP game, but I am so curious what the use-case is here, especially the "BGP to each CPE". I understand this might be private info, but I'm just so very curious. The BGP part is where I'm stumped...


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