Nmap Development mailing list archives
Re: Uptime estimates and TCP timestamp offsets
From: "Michael Pattrick" <mpattrick () rhinovirus org>
Date: Mon, 18 Aug 2008 22:38:57 -0400
On Mon, Aug 18, 2008 at 10:27 PM, David Fifield <david () bamsoftware com> wrote:
On Mon, Aug 18, 2008 at 09:36:25PM -0400, Michael Pattrick wrote:On Mon, Aug 18, 2008 at 8:02 PM, David Fifield <david () bamsoftware com> wrote: -snip-I scanned a Mac OS X 10.5.4 machine moments after booting it up. I repeated the experiment four times, rebooting each time. I got Ignoring claimed uptime of 1219 days Ignoring claimed uptime of 1181 days Uptime: 644.073 days Ignoring claimed uptime of 871 daysWith the Debian Lenny kernel, I get: Uptime: 198.840 days (since Sat Feb 02 00:01:06 2008) Uptime: 199.637 days (since Fri Feb 01 04:55:34 2008) Uptime: 199.637 days (since Fri Feb 01 04:57:27 2008) Uptime: 198.838 days (since Sat Feb 02 00:10:15 2008)Does it change to a different value after you reboot?
Sorry, I should have clarified, I took all of those directly after I rebooted; so those represent four different boots, they should all be close to zero. Which is kind of odd, because it appears to be adding a random number that only varies slightly, I guess this requires more investigation. Cheers, Michael _______________________________________________ Sent through the nmap-dev mailing list http://cgi.insecure.org/mailman/listinfo/nmap-dev Archived at http://SecLists.Org
Current thread:
- Uptime estimates and TCP timestamp offsets David Fifield (Aug 18)
- Re: Uptime estimates and TCP timestamp offsets Arturo 'Buanzo' Busleiman (Aug 18)
- Re: Uptime estimates and TCP timestamp offsets David Fifield (Aug 18)
- Re: Uptime estimates and TCP timestamp offsets Michael Pattrick (Aug 18)
- Re: Uptime estimates and TCP timestamp offsets David Fifield (Aug 18)
- Re: Uptime estimates and TCP timestamp offsets Michael Pattrick (Aug 18)
- Re: Uptime estimates and TCP timestamp offsets Brandon Enright (Aug 18)
- Re: Uptime estimates and TCP timestamp offsets David Fifield (Aug 18)
- RE: Uptime estimates and TCP timestamp offsets Dario Ciccarone (dciccaro) (Aug 18)
- Re: Uptime estimates and TCP timestamp offsets David Fifield (Aug 18)
- Re: Uptime estimates and TCP timestamp offsets David Fifield (Aug 18)
- Re: Uptime estimates and TCP timestamp offsets David Fifield (Aug 18)
- Re: Uptime estimates and TCP timestamp offsets David Fifield (Aug 19)
- Re: Uptime estimates and TCP timestamp offsets Michael Pattrick (Aug 19)
- Re: Uptime estimates and TCP timestamp offsets Brandon Enright (Aug 19)
- Re: Uptime estimates and TCP timestamp offsets Michael Pattrick (Aug 19)
- Re: Uptime estimates and TCP timestamp offsets David Fifield (Aug 26)
- Re: Uptime estimates and TCP timestamp offsets Arturo 'Buanzo' Busleiman (Aug 18)