Listing All Available Commands of a Particular Type

To list all available clear commands, use the following CLI command:

user@host> clear ? 

Possible completions:

  arp                  Clear address resolution information

  bfd                  Clear Bidirectional Forwarding Detection information

  bgp                  Clear Border Gateway Protocol information

  cli                  Clear command-line interface settings

  esis                 Clear end system-to-intermediate system information

  firewall             Clear firewall counters

  helper               Clear port-forwarding helper information

  igmp                 Clear Internet Group Management Protocol information

  ike                  Clear IKE information

  ilmi                 Clear interim local management interface statistics

  interfaces           Clear interface information

  ipsec                Clear IP Security information

  ipv6                 Clear IP version 6 information

  isis                 Clear Intermediate System-to-Intermediate System 
information

  ldp                  Clear Label Distribution Protocol information

  log                  Clear contents of log file

  mld                  Clear multicast listener discovery information

  mpls                 Clear Multiprotocol Label Switching information

  msdp                 Clear Multicast Source Discovery Protocol information

  multicast            Clear multicast information

  ospf                 Clear Open Shortest Path First information

  ospf3                Clear Open Shortest Path First version 3 information

  pgm                  Clear Pragmatic Generalized Multicast information

  pim                  Clear Protocol Independent Multicast information

  rip                  Clear Routing Information Protocol information

  ripng                Clear Routing Information Protocol for IPv6 information

  rsvp                 Clear Resource Reservation Protocol information

  services             

  snmp                 Clear Simple Network Management Protocol information

  system               Clear system information

  vpls                 Clear VPLS information

  vrrp                 Clear Virtual Router Redundancy Protocol statistics