Short description of the bug

[damirs73]

Describe the bug
Clean Ubuntu/Kubuntu 24.04.1LTS install, GNS3 2.2.50/51.
Docker containers can't obtain IP address via DHCP from NAT node, while static IP assignment work OK.
Other images (routers, switches, vpcs,..) and nodes work OK with DHCP.

GNS3 version and operating system (please complete the following information):

• OS: Ubuntu 24.04.1 LTS
• GNS3 version 2.2.50/51
• GNS3-server - local installation

To Reproduce
Steps to reproduce the behavior:

1. Create project,
2. Add docker node (toolbox, ...), add NAT node, connect them,
3. Configure docker node network settings to DHCP
4. Try ip addr, ifconfig.

Screenshots or videos

[grossmj]

Is this something you could do with >= v2.2.49?

[damirs73]

Yes, prior upgrade to 2.2.49 and newer, IP DHCP for docker containers worked just fine.

[grossmj]

Please delete this folder and re-start the GNS3 server.

rm -rf ~/.local/share/GNS3/docker/

Let me know if it works.

[damirs73]

Yes, it solved issue, great!!!

Thank You very much,

Regards,

[grossmj]

This will be fixed in the next release.