Ubuntu remote start (nfs)

Ubuntu remote start (nfs)-Linux Enterprise Application-Linux server application information. The following is a detailed description. Preface:
This article aims to enable a hard disk-mounted Ubunt system to be started remotely, and ensure that the client hardware configuration is the same as that of the system installer.
Steps:
1. In C0 (IP: 192.168.0.100 ~ 255) Host OS installation
Install Ubuntu on a PC and adjust it to a satisfactory state.
2. Configure the Server on the S Server (IP: 192.168.0.2)
2.1
The following services must be installed on the S server:
DHCP
Sudo apt-get install dhcp3-server
TFTP
Sudo apt-get install tftpd-hpa tftp-hpa xinetd
NFS
Sudo apt-get install nfs-kernel-server
2.2NFS Configuration
Sudo vim/etc/exports

### Exports Start
# Remote start OS
/Desktop 192.168.0.0/24 (rw, no_root_squash, sync)
### Exports End

Exportfs-rv
Sudo/etc/init. d/nfs-kernel-server restart
Sudo mount-t nfs-o nolock 192.168.0.2:/desktop/mnt // test whether nfs works
2.3TFTP Configuration
Sudo mkdir/tftpboot
Sudo vim/etc/default/tftpd-hpa

### Tftpd-hpa Start
# Defaults for tftpd-hpa
RUN_DAEMON = "yes"
OPTIONS = "-l-s/tftpboot" // you can specify the tftp root directory.
### Tftpd-hpa End

Sudo vim/etc/xinetd. d/tftp

### Tftp Start
Service tftp
{
Socket_type = dgram
Protocol = udp
Wait = yes
User = tftp
Server =/usr/sbin/in. tftpd
Server_args =-l/tftpboot
# Only_from = client.test.net
}

### Tftp End

Sudo/etc/init. d/xinetd restart
Sudo/etc/init. d/tftp-hpa restart

2.4 configure dhcp
Cd/etc/dhcp3/
Sudo vim dhcpd. conf

Configure dhcp as needed to make it run.
Add the following two sentences to the end:
Next-server jack; // here jack is the IP address of the tftp server
Filename "pxelinux.0 ";