HP A5500 EI - URPF Configuration Commands (available only on the A5500 EI); URPF Configuration

326
Description
Use the display arp detection statistics command to display statistics about ARP detection. This command
only displays numbers of discarded packets. If no interface is specified, the statistics of all the interfaces
will be displayed.
Examples
# Display the ARP detection statistics of all the interfaces.
<Sysname> display arp detection statistics
State: U-Untrusted T-Trusted
ARP packets dropped by ARP inspect checking:
Interface(State) IP Src-MAC Dst-MAC Inspect
GE1/0/1(U) 40 0 0 78
GE1/0/2(U) 0 0 0 0
GE1/0/3(T) 0 0 0 0
GE1/0/4(U) 0 0 30 0
Table 52 Output description
Field
Description
Interface(State)
State T or U identifies a trusted or untrusted port.
IP
Number of ARP packets discarded due to invalid source and destination IP addresses
Src-MAC
Number of ARP packets discarded due to invalid source MAC address
Dst-MAC
Number of ARP packets discarded due to invalid destination MAC address
Inspect
Number of ARP packets that failed to pass ARP detection (based on static IP Source
Guard binding entries/DHCP snooping entries/802.1X security entries/OUI MAC
addresses)
reset arp detection statistics
Syntax
reset arp detection statistics [ interface interface-type interface-number ]
View
User view
Default level
2: System level
Parameters
interface interface-type interface-number: Clears the ARP detection statistics of a specified interface.
Description
Use the reset arp detection statistics command to clear ARP detection statistics of a specified interface. If
no interface is specified, the statistics of all the interfaces will be cleared.
Examples
# Clear the ARP detection statistics of all the interfaces.
<Sysname> reset arp detection statistics