2. Linux operating system operations-Xmanager remote access to the Linux graphical interface

2. Linux operating system operations-Xmanager remote access to the Linux graphical interface

Red Hat remote access to Linux with Xmanager Configuration:

1. modify the content of the configuration file in the bold text.

/Etc/TPD/custom. conf

[Daemon]

[Security]

AllowRemoteRoot = true

[Xdmcp]

Port = 177

Enable = true

[Gui]

[Greeter]

[Chooser]

[Debug]

2. Modify the startup sequence and start X.

/Etc/inittab

Id: 5: initdefault:

3. Disable the firewall or open the port in the firewall. (UDP 177 TCP6000 to 6010)

4. Restart sudo reboot.

Configure Xmanager to remotely access Linux in SUSE:

# Vi/etc/X11/xdm-config

Add "DisplayManager. requestPort: 0" to the last row! Comment out this line.

# Vi/etc/X11/xdm/Xservers

Comment out this line with # In front of the last line: 0 local/usr/X11R6/bin/X.

# Vi/etc/X11/xdm/Xaccess

Find # * # any host can get a login window

Remove the # sign before this line and change it:

* # Any host can get a login window

Run # xdm. In this way, you can use tools such as xmanager.

If you want to automatically start xdm at each startup, add/etc/X11R6/bin/xdm to the end of the/etc/rc. d/rc. local file.

Note: Disable the firewall.

Q &:

1. SUSE graphical Installation

Zypper install "* kde *" to install the KDE environment.

2. Remote logon is prohibited from SUSE root.

Edit the "/etc/sysconfig/displaymanager" file and change "DISPLAYMANAGER_REMOTE_ACCESS =" no "" to "DISPLAYMANAGER_REMOTE_ACCESS =" yes ""

Change "DISPLAYMANAGER_ROOT_LOGIN_REMOTE =" no "to" DISPLAYMANAGER_ROOT_LOGIN_REMOTE = "yes ""

3. yum lock

When you use yum to upgrade some files, the following situations may occur:

Another app iscurrently holding the yum lock; waiting for it to exit...

You can disable the yum process by force:

# Rm-f/var/run/yum. pid

Then you can use yum.