The fnattr command can be used to add, delete or modify attributes associated with a name. You can make modifications one at a time, or batch several within the same command.
fnattr [-l] name to list attributes for name.
fnattr name -a-s -U -O attrib values to add an attribute
fnattr name -m -O -U attrib oldvalue newvalue to modify an attribute
fnattr name -d -O | -U [values attrib] to destroy an attribute
| 
 Option  | 
 Description  | 
|---|---|
| 
 name  | 
 The composite name  | 
| 
 attrib  | 
 The identifier of an attribute  | 
| 
 values  | 
 One or more attribute values  | 
| 
 oldvalue  | 
 An attribute value to be replaced by a new value  | 
| 
 newvalue  | 
 The attribute value that replaces an old value  | 
| 
 -a  | 
 Add an attribute  | 
| 
 -d  | 
 Destroy an attribute  | 
| 
 -l  | 
 List attributes  | 
| 
 -m  | 
 Modify an attribute  | 
| 
 -s  | 
 Replace all old attribute values with the new values for the attribute specified.  | 
| 
 -O  | 
 The identifier format is FN_ID_ISO_OID_STRING, an ASN.1 dot-separated integer list string.  | 
| 
 -U  | 
 The identifier format is FN_ID_DCE_UUID, a DCE UUID in string form.  | 
For example:
To show all of the attributes associated with the user name rosa:
# fnattr user/rosa  | 
To display the size attribute associated with the user uri:
# fnattr user/uri/ size  | 
For a user named devlin, to add an attribute named shoesize with a value of small, delete the hatsize attribute, and change the dresssize attribute value from 12 to 8:
# fnattr user/devlin -a shoesize small -d hatsize -m dresssize 12 8  |