[Samba] setfacl:operation not supported

[himmat baldaniya]

Hi all
from last few days i got struct in problem.when i try to use setfacl command 
"setfacl -m u:himmat:r-- /ide2/asd"
i get the error setfacl : /ide2/asd : operation not supported
i also has mounted acl using -:
"mount -f -o remount,acl  / "      Note: -f option is for force
i am using red  hat kernel 2.4.20-8 and  acl-2.2.3-1
One more thing i have to ask whether acl utility supports Samba version-2.2.7a
plz help .. I want to know ur valuable suggestions
thankyou 
 		 	   		  
 		 	   		  
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