Re: Tracking traffic usage at router or switch port?

[Hugo Slabbert <hugo () slabnet com>]

On Wed 2016-Jun-01 12:58:15 -0500, Jason Lee <jason.m.lee () gmail com> wrote:

> NANOG Community,
>
> Typically where would you expect a service provider to monitor bandwidth
> usage on your circuits? On the physical switch port interface or on the
> vlan interface at the router? In some of the field testing I've been doing
> there can be a difference in the bandwidth usage on the vlan interface at
> the router vs the physical switch port. Is there any particular reason for
> using one vs the other? Is there an industry best practice for this?

How big of a difference?  Full frame / L2 (@ switch) vs. L3 payload (@ 
router)?

> Thanks,
>
> Jason

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Hugo Slabbert       | email, xmpp/jabber: hugo () slabnet com
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