Add listen rules for ipv4.

What does this MR do?

See title. There were problems for devices that did not connect through ipv4 when connecting to the server. This MR fixes the problem.

Changes to public APIs

Author's checklist (required)

See https://gitlab.com/clean-nc/contributing#isocyanoclean-contributing-guidelines for the rationale behind these items:

• The commit history does not contain merges (use git rebase -i main if it does)
• Intermediate commits compile (use git rebase -i main if not)
• Newly added code has a style consistent with the rest of the repository
• Newly added code is documented

Related issues