3com MSR 20-20 참조 매뉴얼

Use the undo naturemask-arp enable command to restore the default.

By default, the support for ARP requests from a natural network is disabled.

# Enable the support for ARP requests from a natural network.

<Sysname> system-view

[Sysname] naturemask-arp enable 

reset arp { all | dynamic | static | interface interface-type interface-number }

User view

all: Clears all ARP entries.

dynamic: Clears all dynamic ARP entries.

static: Clears all static ARP entries.

interface interface-type interface-number: Clears the ARP entries for the interface 
specified by the argument interface-type interface-number.

Use the reset arp command to clear ARP entries except authorized ARP entries 
from the ARP mapping table.

Note that with interface interface-type interface-number specified, the command 
clears only dynamic entries for the interface.

arp static and display arp.

# Clear all static ARP entries.

<Sysname> reset arp static