Materi Lab 1.4 How to Configure Internet Access MikroTik in PNETLab


1. Prepare the Lab Environment

Make sure you have already created a lab in PNETLab with the following nodes:

  • MikroTik RouterOS

  • VPC (Client 1)

  • VPC2 (Client 2)

  • Net/Cloud (for Internet access)

2. Connect the Network and the Nodes in PNETLab

  • Connect the MikroTik RouterOS to the Network and the nodes you have created

  • Connect:

    • MikroTik ↔ Cloud

    • MikroTik  ↔ VPC (Client 1)

    • MikroTik ↔ VPC2 (Client 2)

3. Configure IP Addresses on MikroTik

  • Start the MikroTik node

  • Double-click the MikroTik node

  • Login:

    • Username: admin

    • Password: (leave blank, just press Enter)

  • Press Ctrl + C to skip setting a new password

  • Press Enter

  • Then, you can press Ctrl + L to clear the screen

  • Type : ip address add address=172.18.1.1/24 interface=ether2



  • Press Enter

  • Aftre that, type : ip address add address=172.18.2.1/24 interface=ether3


  • Press Enter again

4. Configure VPC atd VPC2 (VPCS Clients)

  • VPC

    • Start the VPC
    • Double-click the VPC
    • Type: ip 172.18.1.2/24 172.18.1.1

    • Press Enter
    • Type: ip dns 8.8.8.8

    • Press Enter again
    • Type : save 
    • Press Enter
  • VPC2

    • Start the VPC2
    • Double-click the VPC2

    • Type: ip 172.18.2.2/24 172.18.2.1

    • Press Enter
    • Type: ip dns 8.8.8.8

    • Press Enter again
    • Type : save 
    • Press Enter
5. Enable NAT on MikroTik

  • Go to the Mikrotik RouterOs terminal
  • Type : ip firewall nat add chain=srcnat out-interface=ether1 action=masquerade

  • Press Enter
6. Test Connectivity

  • VPC

    • Go to the VPC
    • Type : ping 8.8.8.8
    • Press Enter

    • If successful, replies from Google’s Public DNS server will appear with response times
  • VPC2

    • Go to the VPC2
    • Type : ping 8.8.8.8
    • Press Enter

    • If successful, replies from Google’s Public DNS server will appear with response times

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