netdev - RE: [PATCH 1/1] tcp: Wrong timeout for SYN segments

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <AE90C24D6B3A694183C094C60CF0A2F6026B6FC3@saturn3.aculab.com>
Date:	Thu, 23 Aug 2012 13:35:32 +0100
From:	"David Laight" <David.Laight@...LAB.COM>
To:	"Eric Dumazet" <eric.dumazet@...il.com>,
	"Alex Bergmann" <alex@...lab.net>
Cc:	"H.K. Jerry Chu" <hkjerry.chu@...il.com>, <davem@...emloft.net>,
	<netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH 1/1] tcp: Wrong timeout for SYN segments

> I would suggest to increase TCP_SYN_RETRIES from 5 to 6.
> 
> 180 secs is eternity, but 31 secs is too small.

Wasn't the intention of the long delay to allow a system
acting as a router to reboot?
I suspect that is why it (and some other TCP timers)
are in minutes.

	David