mysql>
mysql> show variables like 'version';
+---------------+------------+
| Variable_name | Value |
+---------------+------------+
| version | 5.1.53-log |
+---------------+------------+
1 row in set (0.00 sec)
mysql>
log-bin=mysql-bin
# required unique id between 1 and 2^32 - 1
# defaults to 1 if master-host is not set
# but will not function as a master if omitted
server-id=2
log_slave_updates = 1
read_only=1
relay-log=relay-bin
relay-log-index=relay-bin
# required unique id between 1 and 2^32 - 1
# defaults to 1 if master-host is not set
# but will not function as a master if omitted
server-id = 1
binlog_format=row