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Chapter 3. Boot Process, Init, and Shutdown

It may contain the following:

  VNCSERVERS= value

, where

value

is set to something like

"1:fred"

, to indicate that a

%

&

%

&

VNC server should be started for user fred on display :1. User fred must have set a VNC password

using

vncpasswd

before attempting to connect to the remote VNC server.

Note that when you use a VNC server, your communication with it is unencrypted, and

so it should not be used on an untrusted network. For specific instructions concerning

the use of SSH to secure the VNC communication, please read the information found at

http://www.uk.research.att.com/vnc/sshvnc.html. To find out more about SSH, see Chapter 9 or

Official Red Hat Linux Customization Guide.

3.7.1.37.

/etc/sysconfig/xinetd

The

/etc/sysconfig/xinetd

file is used to pass arguments to the

xinetd

daemon at boot time.

The

xinetd

daemon starts programs that provide Internet services when a request to the port for that

service is received. For more information about what parameters you can use in this file, type

man

xinetd

. For more information on the

xinetd

service, see Section 8.3.

3.7.2. Directories in the

/etc/sysconfig/

Directory

The following directories are normally found in

/etc/sysconfig/

and a basic description of what

they contain:

  apm scripts

  This contains the Red Hat APM suspend/resume script. You should not edit

this file directly. If you need customization, simple create a file called

/etc/sysconfig/apm 

scripts/apmcontinue

and it will be called at the end of the script. Also, you can control the

script by editing

/etc/sysconfig/apmd

.

  cbq

  This directory contains the configuration files needed to do Class Based Queuing for band 

width management on network interfaces.

  networking

  This directory is used by the Network Administration Tool (

redhat config 

network

) and its contents should not be edited manually. For more information about configuring

network interfaces using the Network Administration Tool, see the chapter called Network Con 

figuration in the Official Red Hat Linux Customization Guide.

  network scripts

  This directory contains the following network related configuration files:

Network configuration files for each configured network interface, such as

ifcfg eth0

for the

eth0

Ethernet interface.

Scripts used to bring up and down network interfaces, such as

ifup

and

ifdown

.

Scripts used to bring up and down ISDN interfaces, such as

ifup isdn

and

ifdown isdn

Various shared network function scripts which should not be edited directly.

For more information on the

network scripts

directory, see Chapter 12

  rhn

  This directory contains the configuration files and GPG keys for the Red Hat Network. No

files in this directory should be edited by hand. For more information on the Red Hat Network, see

the Red Hat Network website at the following URL: https://rhn.redhat.com.