display application-apperceive

Function

The display application-apperceive command displays information about application layer association, including the status of the protocols supporting application layer association, status of application layer association, and default action taken by application layer association on the packets to be sent to the CPU.

Format

display application-apperceive [ slot slot-id ]

Parameters

Parameter	Description	Value
slot slot-id	Specifies the slot number of the interface board in position. If slot-id is not specified, information about application layer association on all installed interface boards is displayed.	The value is a string of 1 to 31 case-sensitive characters, spaces not supported.

Parameter

Description

Value

slot slot-id

Specifies the slot number of the interface board in position. If slot-id is not specified, information about application layer association on all installed interface boards is displayed.

The value is a string of 1 to 31 case-sensitive characters, spaces not supported.

Views

All views

Default Level

1: Monitoring level

Task Name and Operations

Task Name	Operations
cpu-defend	read

Usage Guidelines

Usage Scenario

If you run the display application-apperceive command, information about application layer association on all interface boards or a specified interface board is displayed, including the status of application layer association, status of the protocols supporting application layer association, and the default action taken by application layer association on the sent packets.

Example

The actual command output varies according to the device. The command output here is only an example.

# Display information about application layer association on interface board 1.

<HUAWEI> display application-apperceive slot 1
  ------------------------------                                                                                                    
  Slot               : 1                                                                                                            
  Application Switch : Close                                                                                                        
  Default Action     : Min-to-cp                                                                                                    
  ------------------------------                                                                                                    
  ProtocolName    ProtocolState                                                                                                     
  ------------------------------                                                                                                    
  FTP SERVER          Open                                                                                                          
  SSH SERVER          Open                                                                                                          
  SNMP                Close                                                                                                         
  TELNET SERVER       Open                                                                                                          
  TFTP                Close                                                                                                         
  BGP                 Close                                                                                                         
  LDP                 Close                                                                                                         
  RSVP                Close                                                                                                         
  OSPF                Close                                                                                                         
  RIP                 Close                                                                                                         
  MSDP                Close                                                                                                         
  PIM                 Close                                                                                                         
  IGMP                Close                                                                                                         
  ISIS                Close                                                                                                         
  FTP CLIENT          Close                                                                                                         
  TELNET CLIENT       Close                                                                                                         
  SSH CLIENT          Close                                                                                                         
  NTP                 Close                                                                                                         
  RADIUS              Open                                                                                                          
  HWTACACS            Close                                                                                                         
  LSPPING             Open                                                                                                          
  ICMP                Open                                                                                                          
  VRRP                Close                                                                                                         
  DHCP                Open                                                                                                          
  BFD                 Close                                                                                                         
  PCEP                Close                                                                                                         
  DNS CLIENT          Close                                                                                                         
  802.1AG             Close                                                                                                         
  SYSLOG              Close                                                                                                         
  UNICAST VRRP        Close                                                                                                         
  IPFPM               Close                                                                                                         
  WEB AUTH SERVER     Close                                                                                                         
  DIAMETER            Close                                                                                                         
  OPENFLOW            Close                                                                                                         
  TELNETV6SERVER      Open                                                                                                          
  TELNETV6CLIENT      Close                                                                                                         
  SSHV6SERVER         Open                                                                                                          
  FTPV6CLIENT         Close                                                                                                         
  FTPV6SERVER         Close                                                                                                         
  BGPV6               Close                                                                                                         
  OSPFV3              Close                                                                                                         
  ICMPV6              Open                                                                                                          
  PIMV6               Close                                                                                                         
  VRRPV6              Close                                                                                                         
  RADIUSV6            Close                                                                                                         
  HWTACACSV6          Close                                                                                                         
  LSPPINGV6           Close                                                                                                         
  SYSLOGV6            Close                                                                                                         
  WEB AUTH SERVERV6   Close                                                                                                         
  LACP                Close                                                                                                         
  IGPMU               Close                                                                                                         
  DNSV6               Close                                                                                                         
  ------------------------------

**Table 1** Description of the **display application-apperceive** command output
Item	Description
Application Switch	Status of application layer association: Open or Close.
Default Action	Default action taken by application layer association on the packets to be sent to the CPU.
ProtocolName	Name of the protocols supporting application layer association.
ProtocolState	Status of application layer association supported by a certain upper layer protocol: Open or Close.
slot	slot number.