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--- eg-253:networkq:571285 [2011/12/09 15:53] – [Question 27] haneen
+++ eg-253:networkq:571285 [2011/12/09 22:18] (current) – [Signature] haneen
@@ Line 210: / Line 210: @@
 **Answer**:
+The purpose of the Gateway interface is to provide a communication bridge between the internet and the networks and to route messages between them.
@@ Line 264: / Line 263: @@
-Reproduce the contents of the file defined in [[#question_17|Question 17]] to make a Ubuntu host into a router?
+/etc/network/options
 **Answer**
-  Copy contents of file and paste it as a listing here.
+ip_forward=yes
-  Include a minumum indent of two spaces per line.
-  Like this.
@@ Line 279: / Line 276: @@
 **Answer**:
-   up   route add -net 192.168.3.0 netmask 255.255.255.0 gw 192.168.1.4
+  up route add -net 192.168.2.0 netmask 255.255.255.0 gw 192.168.1.3
-   down route add -net 192.168.3.0 netmask 255.255.255.0 gw 192.168.1.4
+  down route del -net 192.168.2.0 netmask 255.255.255.0 gw 192.168.1.3
 ===== Checking Your Network =====
@@ Line 408: / Line 406: @@
 **Answer**
+  #iface eth0 inet dhcp
+  iface eth0 inet static
+  address 192.168.10.1
+  network 192.168.10.0
+  netmask 255.255.255.0
+  gateway 192.168.10.1
+  # route to jupiter-net
+  up route add -net 192.168.10.0 netmask 255.255.255.0 gw 192.168.10.3
+  down route del -net 192.168.10.0 netmask 255.255.255.0 gw 192.168.10.3
 ==== Question 26 ====
@@ Line 415: / Line 423: @@
 **Answer**
+/etc/hostname
+/etc/hosts
+/etc/networks/interfaces
+/etc/resolv.conf
 ==== Question 27 ====
@@ Line 429: / Line 443: @@
 **Answer**
+/etc/resolve.conf
+/etc/hosts
+/etc/nsswitch.conf
+/etc/network/interfaces
 ===== Signature =====
@@ Line 436: / Line 456: @@
 Your signature here:
+ --- //[[571285@swansea.ac.uk|Haneen Al Lawati]] 2011/12/09 16:18//