[TAG] 2c Tip: closing unneeded ports

[Thomas Adam]

On Sun, Nov 06, 2005 at 11:30:22AM -0800, Peter Knaggs wrote:
> On SuSE SLES-9, the setting turned out to be configured
> instead in the file /etc/sysconfig/displaymanager. By changing
> DISPLAYMANAGER_XSERVER_TCP_PORT_6000_OPEN to "yes" instead of "no",
> you can enable remote X11 access.

This is non-standard, of course.

> It seems that each Linux distribution will have their own method to
> disable remote X11 access, and in general one will have to hunt down
> the configuration file in each distro on a case-by-case basis.

Most installations of X11 on Linux disable TCP listening by default.

> Note: the use of "xhost + sunmachine" isn't needed, we're only using

Note that the use of 'xhost +' is not needed no matter what you're
using.

-- Thomas Adam

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