Hi Marko I agree that the formula is same. I guess, I didn't put question in the right way :-)
The following are Cisco's recommended Tc values: For rate limit, Tc = 1.5 sec For MQC policing, Tc = .25 sec So what is the Tc that should be be used for ZFW policing, should it .25 or 1.5 sec? With regards Kings On Sun, Apr 22, 2012 at 11:01 PM, Marko Milivojevic <[email protected]>wrote: > Kingsley, bandwidth formula is always the same: cir=bc/tc, no matter > which technology you use. If you replace the values in the formula > with units: cir [b/s] = bc [B] / tc [s], you will see that no other > combination would yield the expected result ;-) > > -- > Marko Milivojevic - CCIE #18427 (SP R&S) > Senior CCIE Instructor - IPexpert > > On Sun, Apr 22, 2012 at 09:32, Kingsley Charles > <[email protected]> wrote: > > Hi all > > > > The following is how we calculate Bc for QoS MQC policing and TCP > > rate-limiting. Now for ZPF policing, which formula should be used. I need > > Cisco doc for confirmation. > > > > > > Policing > > ======== > > > > Tc = 0.25 secs > > > > BC = CIR/8 * 0.25 = CIR/32 > > > > Be = Bc, if not specified > > > > > > TCP Rate-limiting > > ============= > > > > Tc = 1.5 secs > > > > BC = CIR/8 * 1.5 > > > > BE = 2 BC > > > > > > With regards > > Kings > > > > _______________________________________________ > > For more information regarding industry leading CCIE Lab training, please > > visit www.ipexpert.com > > > > Are you a CCNP or CCIE and looking for a job? Check out > > www.PlatinumPlacement.com >
_______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com
