Main server:

CREATE USER 'repl'@'%' IDENTIFIED BY 'replpass';
GRANT REPLICATION SLAVE ON *.* TO 'repl'@'%';
FLUSH PRIVILEGES;

MariaDB [(none)]> SHOW MASTER STATUS;
+-----------+----------+--------------+------------------+-----------------+
| File      | Position | Binlog_Do_DB | Binlog_Ignore_DB | Gtid_Binlog_Pos |
+-----------+----------+--------------+------------------+-----------------+
| ON.000002 |      774 |              |                  | 0-1-11          |
+-----------+----------+--------------+------------------+-----------------+
1 row in set (0.000 sec)


Replica server:

CREATE USER 'repl'@'%' IDENTIFIED BY 'replpass';
GRANT REPLICATION SLAVE ON *.* TO 'repl'@'%';
FLUSH PRIVILEGES;


CHANGE MASTER TO
  MASTER_HOST='taf-primary',
  MASTER_USER='repl',
  MASTER_PASSWORD='replpass',
  MASTER_PORT=3306,
  MASTER_LOG_FILE='ON.000002',
  MASTER_LOG_POS=774;


START SLAVE;

SHOW SLAVE STATUS\G