Re: Getting a Machines Uptime Remotely

[Bojan Zdrnja <bojan.zdrnja () gmail com>]

Hi Robert,

On 2/2/06, Holstein, Robert - BLS CTR <Holstein.Robert () bls gov> wrote:
> Hi,
>
> I'm trying to figure out how to get the uptime of a Win* machine
> remotely using NMAP.  Stealth is not a concern.  I've done it with *nix
> based OS'es before using NMAP but never Windows. Can anyone offer some
> advice on how to do this using NMAP.  I've tried a couple different
> things with no results.

If I remember correctly, you can't do it with remote Windows machines
because Windows sends 0 TCP timestamps in SYN/ACK packets; you have do
an ACK for the connection and then wait for an ordinary packet to get
the proper TCP timestamp option.

Cheers,

Bojan

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