[j-nsp] MX80 throughput

sthaug at nethelp.no sthaug at nethelp.no
Mon May 16 02:35:33 EDT 2011


> I'm speccing out a replacement for our aging M10i platform. We're pulling about 3.5Gbps in from our transit providers and sending about 0.5 out. I expect to see this increase to around 10 inbound in the short-term and possibly go to 20 over the next couple of years.
> 
> I'm looking at the MX80 platform, specifically the model that has 48 electrical GigE ports baked in as opposed to taking MICs. However I've been told that this version doesn't have ASICs and does all of its forwarding in software.

You've been told wrong. The MX80, just like other MXes is all hardware
forwarding.

The "fixed" chassis version of the MX80 is missing one chip which does
per-VLAN/hierarchical queueing. But it still does forwarding in hardware.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no


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