MX204 Virtual Chassis Setup

Fri Aug 25 17:16:43 UTC 2023

>
> On another note, the potential issue we might run into is pressure on
> control plane memory on the MX204 for us that run BGP Add-Paths. You can
> always upgrade the RE on an MX240/480/960, but the MX204 is fixed (and
> last time I checked, fiddling with Juniper RE memory was generally
> frowned upon).
>

In my experience and testing with them, you have a decent bit of headroom
past the published RIB/FIB limits before they'll fall over.

On Fri, Aug 25, 2023 at 11:35 AM Mark Tinka <mark at tinka.africa> wrote:

>
>
> On 8/23/23 17:14, Matt Erculiani wrote:
>
> > Does Fusion not make sense in this case? I've not had a ton of
> > experience with it, but it does well to add a crazy port count to an
> > otherwise very port limited device.
>
> In small edge PoP's, we attach an Arista 1U switch with tons of 1/10Gbps
> ports to an MX204 via 802.1Q. Works a treat. I've never been convinced
> by vendor-specific satellite systems :-).
>
> On another note, the potential issue we might run into is pressure on
> control plane memory on the MX204 for us that run BGP Add-Paths. You can
> always upgrade the RE on an MX240/480/960, but the MX204 is fixed (and
> last time I checked, fiddling with Juniper RE memory was generally
> frowned upon).
>
> Luckily, the MX10003 ships with 64GB of RAM, since it is now EoL.
>
> The MX304 ships with 128GB of RAM, so anybody running Add-Paths on that
> box won't have an issue there.
>
> Mark.
>
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