how to change Mac Address

[lordyaser]

@normis

follow these steps:

[admin@MikroTik] /interface ethernet> print 
Flags: X - disabled, R - running, S - slave 
 #    NAME        MTU   MAC-ADDRESS       ARP        MASTER-PORT        SWITCH    
 0 R  ether1-g... 1500  00:0C:42:56:98:14 enabled   
 1 R  ether2-l... 1500  00:0C:42:56:98:15 enabled    none               0         
 2  S ether3-l... 1500  00:0C:42:56:98:16 enabled    ether2-local-ma... 0         
 3  S ether4-l... 1500  00:0C:42:56:98:17 enabled    ether2-local-ma... 0         
 4  S ether5-l... 1500  00:0C:42:56:98:18 enabled    ether2-local-ma... 0         
[admin@MikroTik] /interface ethernet> set 4 mac-address=00:0C:42:56:98:66 

[admin@MikroTik] /interface ethernet> print 
Flags: X - disabled, R - running, S - slave 
 #    NAME        MTU   MAC-ADDRESS       ARP        MASTER-PORT        SWITCH    
 0 R  ether1-g... 1500  00:0C:42:56:98:14 enabled   
 1 R  ether2-l... 1500  00:0C:42:56:98:15 enabled    none               0         
 2  S ether3-l... 1500  00:0C:42:56:98:16 enabled    ether2-local-ma... 0         
 3  S ether4-l... 1500  00:0C:42:56:98:17 enabled    ether2-local-ma... 0         
 4  S ether5-l... 1500  00:0C:42:56:98:66 enabled    ether2-local-ma... 0         
[admin@MikroTik] /interface ethernet>

hi i need solution for my sxt
please check post and answer or idea for fix my sxt
http://forum.mikrotik.com/t/please-about-picture-idea/81383/1