[c-nsp] 877 Throughput and others

[Whisper]

The 877 does the full 24Mbps at 95% CPU with or without ACL's and NAT.

Its either the NAT or ADSL functionality that hits the CPU, not any ACL's
you may apply (within reason).

Cheers

On Mon, Apr 28, 2008 at 11:17 AM, Brett Looney <brett at looney.id.au> wrote:

> > The portable product sheet lists the 870 series as Fast/CEF switching
> > as 12.80 Mbps maximum theoretical throughput.
> >
> > Does this mean an 877 with a ADSL2 service trained up at 20-24Mbps
> > will never actually be able to attain those speeds?
>
> Pretty much correct. As per the previous message that is rated using 64
> byte
> packets so it will vary.
>
> I've seen an 877 push 18 Mb/s with NAT (but no ACLs or other features
> enabled) at about 95% CPU. Traffic mix was pretty much just web browsing.
>
> B.
>
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