[j-nsp] EX4600 Vs QFX 5100 VS ACX 5048

[Mark Tinka]

On 11/May/16 09:48, Phil Mayers wrote:
 
>
> The Cat6k including 6840 can certainly do a fair number of MPLS
> features, we use their older brother (6880, sup2T) and for a little
> while longer predecessor (sup720) as MPLS PE in L3VPN (inc. 6vPE),
> MVPN and some small amount of L2VPN (mainly EoMPLS)
>
> IIUC the layer2 and MVPN stuff is lagging the state of the art quite a
> bit on that software train, which might be an issue for you.
>
> The per-port cost will be relatively high compared to a merchant
> silicon-based device, but the features tend to be a bit better. Port
> density is also kind of low on the cat6k sadly.
>
> They also run plain old IOS, with it's paucity of modern comforts
> (like any form of API, or transactional commits, etc.). Slightly weedy
> CPU, especially if you use Netflow on them (do not get me started...)

Egress policing and other advanced QoS features also used to be a big
problem on this platform and its cousins, but I believe this has since
been fixed for the SUP-2T as well as the current generation boxes in
this portfolio.

Mark.