[c-nsp] TTCP tweaks for >100Mbit WAN links?

[Everton da Silva Marques]

On Sun, Apr 11, 2010 at 10:28:29PM -0500, Chris Boyd wrote:
> Got any hints for tweaking TTCP on 7600 Sup7203BXLs to really torture multi-100Mbit Ethernet WAN links?  All cards are 67xx with DFCs if that makes any difference.  The defaults are apparently not getting the job done for me.  Or my WAN guys are lyining :-)

I suppose TTCP at MSFC3 won't deliver rates much higher than 20kpps:

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

You might produce heavier loads with an external generator:

http://www.linux.com/archive/feature/144532

Cheers,
Everton