2011-39-Migrering af Linux

Opgaver

Mandag 26-9-2011

Formiddag

1. Opdater serverene
2. Tilføj extra netkort
3. statisk dhcp
4. sæt dhcp server op
5. ip tables

Config

DHCP

#
# DHCP Server Configuration file.
# see /usr/share/doc/dhcp*/dhcpd.conf.sample
# see dhcpd.conf(5) man page
#
ddns-update-style interim;
ignore client-updates;

subnet 192.168.1.0 netmask 255.255.255.0 {

1. The range of IP addresses the server
   # will issue to DHCP enabled PC clients
   # booting up on the network

range 192.168.1.100 192.168.1.199;

1. Set the amount of time in seconds that
   # a client may keep the IP address

default-lease-time 86400;
max-lease-time 86400;

1. Set the default gateway to be used by
   # the PC clients

option routers 192.168.1.1;
# Don't forward DHCP requests from this
# NIC interface to any other NIC
# interfaces

option ip-forwarding off;

1. Set the broadcast address and subnet mask
   # to be used by the DHCP clients

option broadcast-address 192.168.1.255;
option subnet-mask 255.255.255.0;

1. Set the NTP server to be used by the
   # DHCP clients

option ntp-servers 192.168.1.1;

1. Set the DNS server to be used by the
   # DHCP clients

option domain-name-servers 192.168.1.1;

1. If you specify a WINS server for your Windows clients,
   # you need to include the following option in the dhcpd.conf file:

option netbios-name-servers 192.168.1.1;

1. You can also assign specific IP addresses based on the clients'
   # ethernet MAC address as follows (Host's name is "laser-printer":

1. host laser-printer {
   # hardware ethernet 08:00:2b:4c:59:23;
   # fixed-address 192.168.1.222;
   #}
   }
   #
   # List an unused interface here
   #
   #subnet 192.168.2.0 netmask 255.255.255.0 {
   #}