Hey Joe, Excuse me for being terse. Did you try the instructions in the link below. Depending on the OS and your DNS setup consider modifying /etc/hosts   Also, pay attention to the log files, great for debugging.   https://kafka.apache.org/quickstart OR https://s3.amazonaws.com/cdn.freshdesk.com/data/helpdesk/attachments/production/43013592764/original/Installing%20CentOS%20and%20Kafka%20on%20PI.pdf?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAS6FNSMY2WD6T3JNC%2F20200312%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20200312T212411Z&X-Amz-Expires=300&X-Amz-Signature=d9f70e080fb75ab9d238195e753f42a045dfc7078a516208537f4887be2afaeb&X-Amz-SignedHeaders=Host&response-content-type=application%2Fpdf ... View more