Consequences of BGP Peering with Private Addresses

Nick Hilliard nick at
Wed Jun 15 16:54:41 UTC 2011

On 15/06/2011 17:47, James Grace wrote:
> So we're running out of peering space in our /24 and we were considering
> using private /30's for new peerings.  Are there any horrific
> consequences to picking up this practice?

yes. it causes nasty problems if you use urpf (as you should), in 
particular with pmtu discovery and traceroute.


More information about the NANOG mailing list