Re: SACK_PERM=1

[Forthofer Russ <Russ.Forthofer () franciscanalliance org>]

It simply means the sender supports selective acknowledgements.

From: wireshark-users-bounces () wireshark org [mailto:wireshark-users-bounces () wireshark org] On Behalf Of 
Derrenbacker, L. Jonathan
Sent: Monday, July 16, 2012 4:31 PM
To: 'wireshark-users () wireshark org'
Subject: [Wireshark-users] SACK_PERM=1

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




________________________________
The information contained in this e-mail and any accompanying documents is intended for the sole use of the recipient 
to whom it is addressed, and may contain information that is privileged, confidential, and prohibited from disclosure 
under applicable law. If you are not the intended recipient, or authorized to receive this on behalf of the recipient, 
you are hereby notified that any review, use, disclosure, copying, or distribution is prohibited. If you are not the 
intended recipient(s), please contact the sender by e-mail and destroy all copies of the original message. Thank you.

___________________________________________________________________________
Sent via:    Wireshark-users mailing list <wireshark-users () wireshark org>
Archives:    http://www.wireshark.org/lists/wireshark-users
Unsubscribe: https://wireshark.org/mailman/options/wireshark-users
             mailto:wireshark-users-request () wireshark org?subject=unsubscribe