awesome, thanks for the info.

On 10 January 2014 11:34, Oliver Boehmer (oboehmer) <oboeh...@cisco.com>wrote:

> Richard,
>
> >
> >On a single PE with two VRF's, I create a RT export on VRF A and a RT
> >import on VRF B, VRF A has some prefixes to export which appear in VRF B
> >after approx 20 seconds, what process dictates the 20 seconds and is it
> >configurable.
>
> Until recently, importing prefixes into VRFs was done in a periodic
> fashion (every 15 secs), you can (and should) tune it down to 5 seconds
> via "bgp scan-time import 5" in the vpnv4 AF.
> Newer releases (as well as XR and NX-OS) do this event-driven, so newer
> releases don't need this.. Feature you want to look for is "BGP
> Event-Based VPN Import"
>
>         oli
>
>
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