On 26-12-14 19:38, Jeroen Massar wrote:
Good ISP they should filter based on source addresses :)
Yes the should.
And you partially have your answer in that sentence too: source based routing
Check for instance: http://tldp.org/HOWTO/Adv-Routing-HOWTO/lartc.rpdb.simple.html
I looked at that one, but don;t think that that is it.