From: Radoslaw Szkodzinski (AstralStorm) <lkml@astralstorm.puszkin.org>
To: "Mikael Ståldal" <mikael.staldal-ingen-reklam@univits.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Possibility to adjust the only-root-can-bind-to-port-under-1024 limit
Date: Tue, 20 Nov 2007 15:53:03 +0100 [thread overview]
Message-ID: <20071120155303.76f234ec@astralstorm.puszkin.org> (raw)
In-Reply-To: <4742B3A3.2050103@univits.com>
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On Tue, 20 Nov 2007 11:14:59 +0100
Mikael Ståldal <mikael.staldal-ingen-reklam@univits.com> wrote:
> In Linux you have to be root in order to listen to TCP or UDP ports below 1024 (the
> well-known ports). As far as I know, this limit is hardcoded in the kernel.
>
> In some cases, this limit do more harm than good, so it would be nice to be able to adjust it.
The proper way to enable port <= 1024 binding support is adding CAP_NET_BIND_SERVICE to the process capability set, e.g. by using file-system capabilities.
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next prev parent reply other threads:[~2007-11-20 14:53 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-20 10:14 Mikael Ståldal
2007-11-20 14:53 ` Radoslaw Szkodzinski [this message]
[not found] ` <474306BF.4010207@univits.com>
2007-11-20 19:23 ` Radoslaw Szkodzinski
2007-11-26 9:52 ` Mikael Ståldal
2007-11-27 22:42 ` Phillip Susi
2007-11-30 9:15 ` Mikael Ståldal
[not found] <554627.38779.qm@web36601.mail.mud.yahoo.com>
2007-12-06 12:32 ` Mikael Ståldal
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