Additional information available:

INTERFACENFS_SERVERPROTOCOL

  The ZERO INTERFACE command is used to clear statistics for the
  specified  device(s).

  Format:
    ZERO INTERFACE Internet_device_name list

  The ZERO NFS_SERVER command is used by the system manager to clear
  statistics of the NFS server.

  Format:
    ZERO NFS_SERVER

Additional information available:

/USER_NAME/HOST/SERVICES

  Use the /USER_NAME qualifier in combination with the /HOST qualifier
  to zero  information  concerning a  particular  user or users  which
  share the named  VMS_account.  The  /USER_NAME  qualifier  does  not
  accept a list of account names.

  Format:
    ZERO NFS_SERVER /USER_NAME[=VMS_username]

  Use the /HOST qualifier in combination with the  /USER_NAME qualifier
  to  zero information concerning all users on  a specified host.   The
  /HOST qualifier does not accept a list of host  names.

  Format:
    ZERO NFS_SERVER /HOST=host_name

  The /SERVICE qualifier is used to zero  statistics  for  the  named
  service.   If no name is specified, statistics for all NFS services
  will be cleared.

  Format:
    ZERO NFS_SERVER /SERVICES[=service_name]

  The ZERO PROTOCOL command is used to clear the protocol  counters
  kept by the Internet software.  If no protocol type is given, all
  protocol counters will be cleared.

  The protocol types are:  IP, TCP and UDP.

  Format:
    ZERO PROTOCOL [protocol_type]