https://github.com/ajnouri/internet

Docker container performing iptables NAT and dnsmsaq to provide Internet access to GNS3 topologies.
https://github.com/ajnouri/internet

container docker docker-container gns3 nat openvswitch

Last synced: 6 months ago
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Docker container performing iptables NAT and dnsmsaq to provide Internet access to GNS3 topologies.

• Host: GitHub
• URL: https://github.com/ajnouri/internet
• Owner: AJNOURI
• Created: 2016-06-04T05:04:28.000Z (almost 10 years ago)
• Default Branch: master
• Last Pushed: 2017-03-01T04:05:29.000Z (about 9 years ago)
• Last Synced: 2025-10-09T01:09:38.533Z (6 months ago)
• Topics: container, docker, docker-container, gns3, nat, openvswitch
• Language: Shell
• Homepage:
• Size: 9.77 KB
• Stars: 0
• Watchers: 1
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: readme.md

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README

          
### Container performing iptables NAT to provide Internet access to GNS3 topologies.

From the container console start the **nat.sh** script from **/data** directory

Configure /data/nat.sh according to your topology, then start it start dnsmasq for DHCP and iptables for NAT (masquerade)

> sh /data/nat.sh

**Example of deployment:**  

[GNS3 + Docker: Internet modem container](https://cciethebeginning.wordpress.com/2016/07/17/gns3-docker-internet-modem-container/) 

![Topology](https://cciethebeginning.files.wordpress.com/2016/07/selection_115.png?w=630  "Topology")

#### References:

https://github.com/GNS3/gns3-registry/tree/master/docker/dhcp