You will need to give it a modpack ID. The ID for BOFA mods is 375152 for example.
This can be found on the modpack page in the About Project section in the upper right corner.
This will grab the latest release when the version is set to latest.
It "should" grab versions of the pack based on the modpack version numbers
The minecraft server requires a single port for access (default 25565) but plugins may require extra ports to enabled for the server.
| Port | default |
|---|---|
| Game | 25565 |