На мастере(10.100.101.111) -
/etc/my.cnf
#Replication
log-bin=mysql-bin
server-id=1

mysql> show master status\G
*************************** 1. row ***************************
File: mysql-bin.000001
Position: 177
Binlog_Do_DB:
Binlog_Ignore_DB:
1 row in set (0.00 sec)

mysql> show master logs\G
*************************** 1. row ***************************
Log_name: mysql-bin.000001
File_size: 177
1 row in set (0.00 sec)

mysql> CREATE USER 'repl' IDENTIFIED BY '1234';
Query OK, 0 rows affected (0.00 sec)

mysql> GRANT REPLICATION SLAVE, RELOAD, SUPER ON *.* TO repl@"%";
Query OK, 0 rows affected (0.00 sec)

На слэйве(10.100.101.112) -
/etc/my.cnf
#Replication
server-id=2

mysql> slave stop;
Query OK, 0 rows affected, 1 warning (0.01 sec)

mysql> reset slave;
Query OK, 0 rows affected (0.10 sec)

mysql> CHANGE MASTER TO MASTER_HOST='10.100.101.111', MASTER_USER='repl', MASTER_PASSWORD='1234', MASTER_LOG_FILE='mysql-bin.000001', MASTER_LOG_POS=106;
Query OK, 0 rows affected (0.16 sec)

mysql> slave start;
Query OK, 0 rows affected (0.01 sec)

mysql> show slave status\G
*************************** 1. row ***************************
Slave_IO_State: Connecting to master
Master_Host: 10.100.101.111
Master_User: repl
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: mysql-bin.000001
Read_Master_Log_Pos: 106
Relay_Log_File: mysqld-relay-bin.000001
Relay_Log_Pos: 4
Relay_Master_Log_File: mysql-bin.000001
Slave_IO_Running: No
Slave_SQL_Running: Yes
Replicate_Do_DB:
Replicate_Ignore_DB:
Replicate_Do_Table:
Replicate_Ignore_Table:
Replicate_Wild_Do_Table:
Replicate_Wild_Ignore_Table:
Last_Errno: 0
Last_Error:
Skip_Counter: 0
Exec_Master_Log_Pos: 106
Relay_Log_Space: 106
Until_Condition: None
Until_Log_File:
Until_Log_Pos: 0
Master_SSL_Allowed: No
Master_SSL_CA_File:
Master_SSL_CA_Path:
Master_SSL_Cert:
Master_SSL_Cipher:
Master_SSL_Key:
Seconds_Behind_Master: NULL
Master_SSL_Verify_Server_Cert: No
Last_IO_Errno: 2013
Last_IO_Error: error connecting to master 'repl@10.100.101.111:3306' - retry-time: 60 retries: 86400
Last_SQL_Errno: 0
Last_SQL_Error:
1 row in set (0.01 sec)

mysql> system less /var/log/mysqld.log (Последние релевантные строки)
110209 20:04:57 [Note] 'CHANGE MASTER TO executed'. Previous state master_host='10.100.101.111', master_port='3306', master_log_file='', master_log_pos='4'. New state master_host='10.100.101.111', master_port='3306', master_log_file='mysql-bin.000001', master_log_pos='106'.
110209 20:05:11 [ERROR] Slave I/O: error connecting to master 'repl@10.100.101.111:3306' - retry-time: 60 retries: 86400, Error_code: 2013
110209 20:05:11 [Note] Slave SQL thread initialized, starting replication in log 'mysql-bin.000001' at position 106, relay log './mysqld-relay-bin.000001' position: 4
(END)

Даже представить не могу где ещё смотреть... Помогите плз. Спасибо.