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Fit AP V200R010C00 Command Reference

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display cpu-defend configuration

display cpu-defend configuration


The display cpu-defend configuration command displays rate limits for protocol packets.


display cpu-defend configuration [ packet-type packet-type ] { wired | wireless }





packet-type packet-type

Specifies a packet type.

The supported packet type depends on the device.


Indicates non-CAPWAP-encapsulated packets.


Indicates CAPWAP-encapsulated packets.



All views

Default Level

1: Monitoring level

Usage Guidelines

You can run the display cpu-defend configuration command to view the rate limit of protocol packets sent to the CPU. By default, the rate limit of protocol packets in the default policy is displayed.


# Display rate limit configuration about the packets transmitted through CAPWAP tunnels.
<Huawei> display cpu-defend configuration wireless
Rate configurations on main board.                                              
Packet-type              Status        Rate-limit(PPS)  Priority                
8021X                     Enabled           128             2                   
arp-miss                  Enabled            64             2                   
arp-reply                 Enabled            64             2                   
arp-request               Enabled            64             2                   
dhcp-client               Enabled           256             2                   
dhcp-server               Enabled           256             2                   
dhcpv6-reply              Enabled           256             2                   
dhcpv6-request            Enabled           256             2                   
dns                       Enabled            64             3                   
fib-hit                   Enabled            64             2                   
ftp-client                Disabled           64             2                   
ftp-server                Enabled           256             2                   
http-client               Disabled           64             2                   
http-server               Disabled           64             2                   
https-client              Disabled           64             2                   
https-server              Disabled           64             2                   
icmp                      Enabled            64             2                   
icmpv6                    Enabled           128             2                   
igmp                      Disabled          128             2                   
ip-option                 Enabled           256             2                   
mld                       Disabled          128             2                   
nd                        Enabled           256             4                   
nd-miss                   Enabled            64             4                   
ntp                       Enabled            64             3                   
rarp-reply                Disabled           64             2                   
rarp-request              Disabled           64             2                   
snmp                      Disabled          128             4                   
ssh-client                Enabled            64             4                   
ssh-server                Enabled            64             4                   
tcp                       Enabled            64             2                   
telnet-client             Enabled            64             4                   
telnet-server             Enabled            64             4                   
ttl-expired               Enabled            64             1                   
unknown-multicast         Enabled            64             1                   
unknown-packet            Enabled            64             2                   
wapi                      Disabled          128             2                   

The preceding information is an example. The displayed packet type depends on the actual situation.

The AD9431DN-24X does not support packets of the following protocol types: capwap-association, capwap-discovery, capwap-echo, capwap-keepalive, eoam-3ah, ftp-server, http-server, https-server, ip-option, rarp-reply, rarp-request, spectrum-analysis, ssh-server, sshv6-client, sshv6-server, telnet-server, telnetv6-client, telnetv6-server, unknown-multicast, unknown-packet, and wapi.

Table 13-41  Description of the display cpu-defend configuration command output




Packet type.


Protocol packet status.


Rate limit for packets, in pps.


Priority of the protocol type.

Updated: 2019-07-18

Document ID: EDOC1100064353

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