I thought you might be interested in looking at Connection failed, only on 1 server.
https://forums.bohemia.net/forums/topic/87262-connection-failed-only-on-1-server/
× Pasted as rich text. Restore formatting
Only 75 emoji are allowed.
× Your link has been automatically embedded. Display as a link instead
× Your previous content has been restored. Clear editor
× You cannot paste images directly. Upload or insert images from URL.