Hello,
I would like suggest you below troubleshooting steps.
- Are you able to access FTP internally on clients computers having same ip ranges.
- Can you please disable firewall and any AV program completely.
- use port query tool from client PC if you FTP is accessible.
- Download WinSCP or Filezilla client if you are able access FTP from it.
If the reply was helpful, please don’t forget to upvote or accept as answer. Thanks, Prakash
PRAKASH T