[mrtg] In or Out?

Luis Carlos Solano lsolano at racsa.co.cr
Tue Dec 2 22:09:33 CET 2008

Kevin Wong wrote:
> Hi Everyone, can someone clarify which traffic is IN or OUT?
> I'm monitoring traffic at subnet B from subnet A (where MRTG runs).  
> My understanding is this: the IN would be traffic entering router at 
> Subnet B, and OUT would be the traffic leaving.  And if this is true, 
> then the reverse would be apply to Subnet A.
It's from the interface point of view: IN is the data going toward the 
interface you're monitoring, OUT is the data leaving the interface.
You're not monitoring a "router" traffic, you're monitoring an 
*interface* traffic.


Luis Carlos.

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