Re: [sFlow] packet sampling point

2009-10-21 Thread sujay gupta
pta >> Sent: Wednesday, October 21, 2009 11:05 AM >> To: peter.ph...@inmon.com >> Cc: sflow@sflow.org >> Subject: Re: [sFlow] packet sampling point >> >> Thanks Peter, >> >> In a practical switch the filtering stage would be possibly the >> packet-fi

RE: [sFlow] packet sampling point

2009-10-21 Thread Peter Phaal
; Subject: Re: [sFlow] packet sampling point > > Thanks Peter, > > In a practical switch the filtering stage would be possibly the > packet-filters etc. > and if it passes through it goes for routing/switching, where the > sampler may choose > to send it for measurement.

Re: [sFlow] packet sampling point

2009-10-21 Thread sujay gupta
Thanks Peter, In a practical switch the filtering stage would be possibly the packet-filters etc. and if it passes through it goes for routing/switching, where the sampler may choose to send it for measurement. That should be the behavior as well, my question stemmed from the observation of sFlow

RE: [sFlow] packet sampling point

2009-10-21 Thread Peter Phaal
The sampling point occurs after the packet has been accepted for processing. >From section 3.1 of the sFlow version 5 specification, http://www.sflow.org/sflow_version_5.txt: Packet Flow Sampling is accomplished as follows: When a packet arrives on an interface, the Network Device makes a f