Bugtraq mailing list archives
Re: TCP Timestamping and Remotely gathering uptime information
From: bert hubert <ahu () DS9A NL>
Date: Mon, 19 Mar 2001 19:48:23 +0100
On Sat, Mar 17, 2001 at 12:31:22AM +0000, Stephen White wrote:
On Wed, Mar, 2001, Bret wrote:either by creating a new 'timestamp clock' for each TCP session (that uses timestamps)You can't do this .. it breaks the use of such timestamps for things like TCP Sequence number wrap-around protection on fast networks (gigabit).
Yes you can. PAWS is not needed to differentiate *different* sessions, unless you also cycle through all your local ports in a few seconds. Which is exceedingly unlikely. Regards, bert hubert -- http://www.PowerDNS.com Versatile DNS Services Trilab The Technology People 'SYN! .. SYN|ACK! .. ACK!' - the mating call of the internet
Current thread:
- TCP Timestamping and Remotely gathering uptime information Bret (Mar 13)
- Re: TCP Timestamping and Remotely gathering uptime information Fyodor (Mar 14)
- <Possible follow-ups>
- Re: TCP Timestamping and Remotely gathering uptime information Bret (Mar 15)
- Re: TCP Timestamping and Remotely gathering uptime information Ted U (Mar 16)
- Re: TCP Timestamping and Remotely gathering uptime information Darren Reed (Mar 16)
- Re: TCP Timestamping and Remotely gathering uptime information Valdis Kletnieks (Mar 19)
- Re: TCP Timestamping and Remotely gathering uptime information Saint skullY the Dazed (Mar 19)
- Re: TCP Timestamping and Remotely gathering uptime information arivanov (Mar 19)
- Re: TCP Timestamping and Remotely gathering uptime information Stephen White (Mar 19)
- Re: TCP Timestamping and Remotely gathering uptime information bert hubert (Mar 20)
- Remote fingerprinting/uptime (was Re: TCP Timestamping ...) Darren Reed (Mar 20)
- Re: Remote fingerprinting/uptime (was Re: TCP Timestamping ...) Jason R Thorpe (Mar 22)
- Re: TCP Timestamping and Remotely gathering uptime information Chris Tobkin (Mar 19)
- Re: TCP Timestamping and Remotely gathering uptime information Ted U (Mar 19)
- Re: TCP Timestamping and Remotely gathering uptime information Matt Lewis (Mar 19)
- Re: TCP Timestamping and Remotely gathering uptime information Theo de Raadt (Mar 20)
- Re: TCP Timestamping and Remotely gathering uptime information Darren Reed (Mar 19)
- Re: TCP Timestamping and Remotely gathering uptime information van der Kooij, Hugo (Mar 20)