Consequences of BGP Peering with Private Addresses

Nick Hilliard nick at foobar.org
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.

Nick





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