R3303-HP HSR6800 Routers Security Command Reference

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Examples
# Enable the ARP source suppression function.
<Sysname> system-view
[Sysname] arp source-suppression enable
Related commands
display arp source-suppression
arp source-suppression limit
Use arp source-suppression limit to set the maximum number of unresolvable IP packets that be received
from a device in five seconds. Unresolvable IP packets refer to packets that cannot be resolved by ARP.
Use undo arp source-suppression limit to restore the default value, which is 10.
Syntax
arp source-suppression limit limit-value
undo arp source-suppression limit
Views
System view
Default command level
2: System level
Parameters
limit-value: Sets the maximum number of unresolvable packets that can be received from a device in 5
seconds. The value range is 2 to 1024.
Usage guidelines
If the number of unresolvable packets from a host within 5 seconds exceeds the specified threshold, the
device stops resolving packets from the host until the 5 seconds elapse.
Examples
# Set the maximum number of unresolvable packets that the device can receive in 5 seconds to 100.
<Sysname> system-view
[Sysname] arp source-suppression limit 100
Related commands
display arp source-suppression
display arp source-suppression
Use display arp source-suppression to display information about the current ARP source suppression
configuration.
Syntax
display arp source-suppression [ | { begin | exclude | include } regular-expression ]
Views
Any view