[c-nsp] SUP-32 and SIP-400

[heh heh]

The sip-400 is a 2.5 gig engine

On 6/4/07, Phil Bedard <philxor at gmail.com> wrote:
>
> If you look at the configuration guide for the SIP-400 it lists the
> following:
>
> "The Cisco 7600 SIP-400 supports installation of up to two 2-Port
> Gigabit Ethernet SPAs without any other SPAs installed in the SIP."
>
> In my testing of OC48+OC12 I received this error when adding the OC12
> SPA:
>
> 002228: SLOT 3: *Mar  1 00:00:07.859: %SIPSPA-4-MAX_BANDWIDTH_NS:
> Total SPA bandwidth exceeds line card capacity, installed combination
> of SPA interfaces is not supported
>
> While the SIP-400 had no problem delivering line-rate traffic over
> both at IMIX packet sizes, the card is packet-rate limited to 2.5Gb/s
> @40 byte packets.   I believe it's a 20Gb fabric connection, so
> that's not an issue, it's the forwarding engine of the SIP-400 itself.
>
> Phil
>
>
>
> On Jun 4, 2007, at 11:08 AM, MKS wrote:
>
> > On 6/1/07, Asbjorn Hojmark - Lists <lists at hojmark.org> wrote:
> >>
> >>> Is this something that has changed recently or has sup-32
> >>> always supported the sup-400.
> >>
> >> Not "always". Sup32 has supported SIP-400 since SXF.
> >>
> >> -A
> >>
> >>  Well in any case the product sheet is confusing....
> >
> > Does somebody care to enlighten me about the switching fabric on the
> > SIP-400, when do I want to have to connected to the fabric.
> > I assume that the highest density setup would be 4 times 2-port
> > 1GbE SPA
> > modules, a total of 8Gbps.
> > But according to the specs the SIP-400 only does 4Gbps @64-byte
> > packets.
> > http://www.cisco.com/en/US/products/hw/routers/ps368/
> > products_data_sheet0900aecd8027c9e6.html
> >
> > Regards
> > MKS
> > _______________________________________________
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>
> Phil Bedard
> philxor at gmail.com
>
>
>
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