nanog mailing list archives
Re: Important IPv6 Policy Issue -- Your Input Requested
From: Adam Rothschild <asr+nanog () latency net>
Date: Tue, 9 Nov 2004 17:34:55 -0500
On 2004-11-09-17:10:02, "Network.Security" <Network.Security () target com> wrote:
We receive a disturbingly large amount of traffic sourced from the 1918 space destined for our network coming from one of our normally respectable Tier 1 ISP's (three letter acronym, starts with 'M', ends with 'CI'). This is particularly irritating since we pay for burstable service; nice that we are paying for illegitimate traffic to come down our pipes. Their answer to this issue was: our routers can't handle the additional load that filtering 1918 traffic would cause. That's odd, I didn't think routing to Null0 (or equivalent) was all that taxing, I don't want an ACL, I want it gone [...]
Null routes aren't going to stop packets with 1918 *sources* from entering your network, I'm afraid. This is where ACLs come into play. And it's quite conceivable, on a network of MCI's size, there are still peering and edge ports terminated by GSRs with engine 0 cards, or 7500s, or other hardware where bogon filtering and/or reverse-path validation really is a Big Deal(tm). -a (computing VJ's cell phone bill on the WRT54G as we speak)
Current thread:
- RE: Important IPv6 Policy Issue -- Your Input Requested, (continued)
- RE: Important IPv6 Policy Issue -- Your Input Requested Hannigan, Martin (Nov 08)
- RE: Important IPv6 Policy Issue -- Your Input Requested Randy Bush (Nov 08)
- Re: Important IPv6 Policy Issue -- Your Input Requested Jerry Eyers (Nov 09)
- Re: Important IPv6 Policy Issue -- Your Input Requested James (Nov 09)
- Re: Important IPv6 Policy Issue -- Your Input Requested Randy Bush (Nov 09)
- Re: Important IPv6 Policy Issue -- Your Input Requested Michael . Dillon (Nov 10)
- Re: Important IPv6 Policy Issue -- Your Input Requested Jeroen Massar (Nov 10)
- Re: Important IPv6 Policy Issue -- Your Input Requested Randy Bush (Nov 10)
- Re: Important IPv6 Policy Issue -- Your Input Requested Valdis . Kletnieks (Nov 09)
- RE: Important IPv6 Policy Issue -- Your Input Requested Hannigan, Martin (Nov 08)
- RE: Important IPv6 Policy Issue -- Your Input Requested Network.Security (Nov 09)
- Re: Important IPv6 Policy Issue -- Your Input Requested Adam Rothschild (Nov 09)
- Re: Important IPv6 Policy Issue -- Your Input Requested Jørgen Hovland (Nov 09)
- Re: Important IPv6 Policy Issue -- Your Input Requested Randy Bush (Nov 09)
- Re: Important IPv6 Policy Issue -- Your Input Requested Paul G (Nov 09)
- Re: Important IPv6 Policy Issue -- Your Input Requested Paul Vixie (Nov 09)
- Re: Important IPv6 Policy Issue -- Your Input Requested Paul G (Nov 09)
- RE: Important IPv6 Policy Issue -- Your Input Requested Ray Plzak (Nov 10)
- RE: Important IPv6 Policy Issue -- Your Input Requested Tony Hain (Nov 10)
- Re: Important IPv6 Policy Issue -- Your Input Requested Adam Rothschild (Nov 09)
- Re: Important IPv6 Policy Issue -- Your Input Requested Jørgen Hovland (Nov 09)
- Re: Important IPv6 Policy Issue -- Your Input Requested Paul G (Nov 09)
- Re: Important IPv6 Policy Issue -- Your Input Requested Jørgen Hovland (Nov 09)