[routing-wg]routing table growth
- Previous message (by thread): [routing-wg]routing table growth
- Next message (by thread): [routing-wg]routing table growth
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
Hank Nussbacher
hank at efes.iucc.ac.il
Tue Jan 17 19:09:02 CET 2006
On Tue, 17 Jan 2006, Nikolay Datchev wrote: Been there. Done that. See Oct 2002 NANOG presentation: http://www.nanog.org/mtg-0302/cidr.html I currently have been attacking Bogon ASNs (AS64xxx) and have managed to get almost all removed over a period of 4 months. Tackling the prefix deaggregators is a much larger task and would need 3-4 dedicated volunteers in order to begin. And one can always email to some unknown whois contact. Almost all are friendly and some will say 'sorry, I deaggregate for the following reason..." and not much can be done to change their minds. -Hank > Hello group, > > I want to raise up again the question about world BGP routing table. I > don't know what is the result after last discussion (Oct.2005), but maybe > peer pressure is not the only way to follow regarding the solution. What a > big transit provider can do about customers of it's customer, which > politics is "i pay, so i want to do what i want with my AS/prefixes"? I > know network administrator, who says "I advertise all my networks as /24's > (few /19's...), just because i don't want somebody else to be able to > advertise them as more specifics and blackhole me - this is our security > policy". There are others, whit PA space, not multihomed, but with own AS > number, advertising specific networks just because "it's cool to use my AS > number". Or even worse - the combination of the two mentioned above. > Also, there are administrators who don't know about aggregating - "I got > my 8 class C networks from my LIR, and i advertise them one by one". > > We have tools like CIDR-repors. Think about this scenario: volunteers > spending few hours per week and catching such networks, contacting via > email the network administrators, and ask them to aggregate. I have > success with this, but only for administrators that i know personally. > But i feel inconvenience to contact other people and to say them "Why you > don't aggregate your networks? Help for stopping routing table growth!" > It sounds sluggish, but it's more than nothing. > > > +++++++++++++++++++++++++++++++++++++++++++ > This Mail Was Scanned By Mail-seCure System > at the Tel-Aviv University CC. >
- Previous message (by thread): [routing-wg]routing table growth
- Next message (by thread): [routing-wg]routing table growth
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]