Strange kernel message...
Warren Togami
warren at togami.com
Fri Aug 17 18:25:33 PDT 2001
Does this usually occur with legitimate connections, or is this one of the
OS detection scanning methods?
----- Original Message -----
From: "Deven Phillips" <dphillips at viata.com>
To: "Linux & Unix Advocates & Users" <luau at list.luau.hi.net>
Sent: Friday, August 17, 2001 3:14 PM
Subject: [luau] Re: Strange kernel message...
> Warren,
>
> Yes!! I actually do know what that means!!! It means that the peer
> server changed the size of it's tcp window. This is normally negotiated
> and maintained throughout the span of a TCP session, but in certain TCP
> stack implementations can be overridden. What happed is the the TCP
> window size negotiated in the connection was changed mid-stream, and the
> kernel caught it and adjusted for it. SWEET!!! Whis is how it was
> explained to me in the kernel list.
>
> Deven Phillips, CISSP
> Network Architect
> Viata Online, Inc.
>
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