Answer / mahesh savalia

To set ACL for user
# setfacl -m user:<username>:rwx <filename>

To set ACL for group
# setfacl -m group:<groupname>:rwx <filename>


to check the same

# getfacl <filename>

Answer / srinivas

setfacl -M u:permisons m:mask value of the permisons(rwx)

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