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Re: IPsec and TCP

To: karn@qualcomm.com
Subject: Re: IPsec and TCP
From: Phil Karn <karn@qualcomm.com>
Date: Mon, 23 Dec 1996 21:10:37 -0800 (PST)
CC: sommerfeld@apollo.hp.com, solensky@ftp.com, rodney@sabletech.com, naganand@ftp.com, ipsec@tis.com
In-reply-to: <199612240329.TAA29126@servo.qualcomm.com> (karn)
Sender: owner-ipsec@ex.tis.com

>My scheme has the bottleneck reverse link router spy on the TCP
>packets as they go by. If a new packet arrives for a TCP connection
>that already has a packet in the queue, and if the older packet
>contains no flags or data, the older packet is replaced with the newer
>packet.

A minor modification is needed to drop TCP SYN packets piling up in a
bottleneck router: if the older packet contains no flags or data, OR
if the newer packet contains all data and flags of the older packet,
then the older packet can be replaced with the newer one.

Phil

Follow-Ups:

Re: IPsec and TCP

From: Norman Shulman <norm@border.com>

References:

Re: IPsec and TCP

From: Phil Karn <karn@qualcomm.com>

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