Editing MDI DHCP Server Implementation (section)

== '''MDI DHCP Server Implementation''': ==


OS Version RHEL 6.1 (x86_64)

ROOT Password : pipl?mdi161

To access DHCP server logged in on MDI mail server with public IP (credential is on login sheet):

 tetra@tetra004:~$ ssh root@14.141.218.163
 root@14.141.218.163's password: "Type password"

Then access DHCP server from mail server:

 [root@mailserver ~]# ssh root@192.168.1.10
 root@192.168.1.10's password: "Type password"

---------------------------------------------------------------------------
'''Set the hostname''' 

[root@mdidhcpserver dhcp]# vim /etc/sysconfig/network
---------------------------------------------------------------------------
 NETWORKING=yes
 HOSTNAME=mdidhcpserver
---------------------------------------------------------------------------

'''Set IP address'''

[root@mdidhcpserver dhcp]# vim /etc/sysconfig/network-scripts/ifcfg-eth0

 DEVICE=eth0
 HWADDR=ec:b1:d7:3c:10:07
 NM_CONTROLLED=no
 ONBOOT=yes
 IPADDR=192.168.1.10
 NETMASK=255.255.0.0
 GATEWAY=192.168.12.25
 TYPE=Ethernet
 BOOTPROTO=none
 IPV6INIT=no
 USERCTL=no

---------------------------------------------------------------------------

'''Restart network service:'''

 [root@mdidhcpserver dhcp]# /etc/init.d/network restart
 [root@mdidhcpserver dhcp]# chkconfig network on
 [root@mdidhcpserver dhcp]# service NetworkManager stop
 [root@mdidhcpserver dhcp]# chkconfig NetworkManager off

'''Flush the firewall rules:'''

 [root@mdidhcpserver dhcp]# iptables -F
 [root@mdidhcpserver dhcp]# service iptables stop
 [root@mdidhcpserver dhcp]# chkconfig iptables off
---------------------------------------------------------------------------

'''Disable the selinux:'''

 [root@mdidhcpserver dhcp]# setenforce 0


'''Disable selinux from file:'''

[root@mdidhcpserver dhcp]# vim /etc/sysconfig/selinux 

---------------------------------------------------------------------------

  #This file controls the state of SELinux on the system.
  #SELINUX= can take one of these three values:
  #enforcing - SELinux security policy is enforced.
  #permissive - SELinux prints warnings instead of enforcing.
  #disabled - No SELinux policy is loaded.
 SELINUX=disabled
  #SELINUXTYPE= can take one of these two values:
  #targeted - Targeted processes are protected,
  #mls - Multi Level Security protection.
 SELINUXTYPE=targeted 

---------------------------------------------------------------------------
'''Install DHCP package'''

 rpm -ivh dhcp-4.1.1-19.P1.el6.x86_64.rpm