On Tue, 19 Dec 2006 19:58:14 -0800
[EMAIL PROTECTED] wrote:

> http://bugzilla.kernel.org/show_bug.cgi?id=7716
> 
>            Summary: change in behavior of OUTPUT chain reject rule in
>                     2.6.19?
>     Kernel Version: 2.6.19
>             Status: NEW
>           Severity: normal
>              Owner: [EMAIL PROTECTED]
>          Submitter: [EMAIL PROTECTED]
> 
> 
> Between 2.6.18 and 2.6.19 (and 2.6.19.1) we've observed that a reject
> rule on the OUTPUT chain no longer causes a connection attempt to abort
> immediately with "Connection refused".  As a specific example, this rule
> 
> iptables -A  OUTPUT -p tcp --destination-port 23 \
>   --destination 10.0.20.1  -j REJECT --reject-with tcp-reset
> 
> will cause a telnet connection to 10.0.20.1 to fail immediately under
> 2.6.18 but will take minutes to timeout under 2.6.19.  A "git bisect"
> identifies change 9d02002d2dc2c7423e5891b97727fde4d667adf1 as the
> culprit.  The change description gives no hint that this effect was
> intended.  Is this a regression?
> 
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