1  –  DATA

 Applies only to FDDI lines.  Resets to its default the ECHO DATA
 parameter in the volatile database.  Permanent database operations
 cannot be performed on this parameter.

2  –  LENGTH

 Applies only to FDDI lines.  Resets to its default the ECHO LENGTH
 parameter in the volatile database.  Permanent database operations
 cannot be performed on this parameter.

3  –  TARGET

 Applies only to FDDI lines.  Resets to its default the ECHO TARGET
 parameter in the volatile database.  Permanent database operations
 cannot be performed on this parameter.