TEKNIK KOMPUTER JARINGAN

BASIC CONCEPT :

NAT (Network Address Translation) or network address interprestation is a method to connect more than one computer to the internet network using a single IP Address. Many use this method due to the limited availability of IP Addresses, the need for security (security), and the ease and flexibility in network administration.

NAT is a protocol in a network system , NAT allows a network wih IP or Internet protocol that is privaate or private IP that are not registered in the internet network to access the internet.This means that an IP Address can access the internet by using private ip or not using public IP, NAT is usually embedded in a router, NAT is also commonly used "to combine or connect two different networks, and translate ip ip private or public within the internal network into legal network that network so that it has the right to perform access the data in a network.

CONFIGURATION :

1. Step 1, add the IP Address Mikrotik from terminal for ether1 and ether 2. The IP Address of ether1
    i use 192.168.1.9/24. Now i will entering IP Address for Ether2. with sinraks : 
    ip address add address=12.12.12.1/24 interface=ether2

2. Next step, you must add the Gateway. with the sintaks :
    ip route add gateway=192.168.1.1

3. After that, you must add the IP DNS Server.with the sintaks :
    ip dns set servers=202.43.178.245 allow-remote-requests=yes

4. Next, add the add the Firewall Nat and take action masquerade. with sintaks :
    ip firewall nat add chain=arcnat out-interface=ether1 action= masquerade

5. After that, try to ping google.co.id/com from mikrotik.

6. Next step open your CMD form Windows, then try to PING to google and try to open website.