nanog mailing list archives
Re: IPv4 Exhaustion...
From: Owen DeLong <owen () delong com>
Date: Sat, 24 Jul 2010 01:48:13 -0700
On Jul 23, 2010, at 1:40 PM, Ricky Beam wrote:
On Fri, 23 Jul 2010 13:59:41 -0400, Steven Bellovin <smb () cs columbia edu> wrote:Do the complaints you receive include port numbers?I've never seen one that did. I've not even seen one with an exact timestamp. You would require the src and dst ip *and* port, plus the near exact timestamp of when the connection was opened and closed. Even then, that's one needle in a huge pile of identical needles. The netflow/sflow/etc. data needed to support such a lookup for a modern ISP network would be absolutely insane. (a decade ago for a small, regional ISP/telco, just prefix records were over 700MB per day -- back in the days of 2mb DSL, before bittorrent...) --Ricky
Rough translation: LSN + CALEA = Very Interesting Times for ISPs that deploy LSN and are subject to CALEA. Owen
Current thread:
- Re: IPv4 Exhaustion..., (continued)
- Re: IPv4 Exhaustion... William Herrin (Jul 23)
- RE: IPv4 Exhaustion... Lee Howard (Jul 23)
- Re: IPv4 Exhaustion... Ricky Beam (Jul 26)
- Re: IPv4 Exhaustion... Michael Thomas (Jul 26)
- Re: IPv4 Exhaustion... Ricky Beam (Jul 26)
- Re: IPv4 Exhaustion... nick hatch (Jul 23)
- Re: IPv4 Exhaustion... Barry Shein (Jul 24)
- Re: IPv4 Exhaustion... khatfield (Jul 23)
- Re: IPv4 Exhaustion... Steven Bellovin (Jul 23)
- Re: IPv4 Exhaustion... Ricky Beam (Jul 23)
- Re: IPv4 Exhaustion... Leo Vegoda (Jul 23)
- Re: IPv4 Exhaustion... Owen DeLong (Jul 24)
- Re: IPv4 Exhaustion... Christopher Morrow (Jul 24)
- Re: IPv4 Exhaustion... Valdis . Kletnieks (Jul 24)
- Re: IPv4 Exhaustion... Christopher Morrow (Jul 24)
- Re: IPv4 Exhaustion... Ricky Beam (Jul 26)
- RE: IPv4 Exhaustion... Deepak Jain (Jul 26)
- Re: IPv4 Exhaustion... Ricky Beam (Jul 26)
- Re: IPv4 Exhaustion... Steven Bellovin (Jul 23)
- Re: IPv4 Exhaustion... Ricky Beam (Jul 26)
- RE: IPv4 Exhaustion... Deepak Jain (Jul 26)
- Re: IPv4 Exhaustion... Rubens Kuhl (Jul 26)