Wireshark-users: [Wireshark-users] SACK_PERM=1
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From: "Derrenbacker, L. Jonathan" <jderrenbacker@xxxxxxxxxxxxx>
Date: Mon, 16 Jul 2012 20:30:33 +0000

I’m doing a packet capture of a web app not authenticating correctly and I see some TCP packets with the “SACK_PERM=1” option set.

Can anyone explain what that option does.

 

 

Thanks,

Jon