[c-nsp] Routing recommendations

Justin Shore justin at justinshore.com
Wed Sep 12 14:02:25 EDT 2007


Sure.  It's from Cisco's Portable Product Sheet for the routers.

http://www.cisco.com/web/partners/downloads/765/tools/quickreference/routerperformance.pdf

With CEF switching the 3845 is capable of 256Mbps.  Without CEF the 3845 
can process switch at up to 17.92Mbps.  These numbers are pretty 
accurate.  I've been in situations to test them out with lower-end 
routers.  The tests are performed with 64-byte IP packets with 
absolutely no features enabled to get the max performance out of the 
device.  It's a handy PDF to keep in your toolchest.  There's a 
switching one out there too but I don't have a link.  It's easier to 
find with a Google search.

Justin


Frank Bulk wrote:
> Justin:
> 
> Can you explain where you found the 256 Mbps number?
> 
> Regards,
> 
> Frank
> 
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Justin Shore
> Sent: Tuesday, September 11, 2007 9:05 AM
> To: nick.nauwelaerts at thomson.com
> Cc: cisco-nsp at puck.nether.net
> Subject: Re: [c-nsp] Routing recommendations
> 
> Especially considering that the 3845 is only capable of 256Mbps.



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