HP 445942-001 manual ARP cache maintenance, Igmp Snooping maintenance

	Maintenance Commands
Table 182 Miscellaneous Debug commands
Command	Usage
debug mp-snap	Displays the management processor snap (or post-mortem) trace buffer. This buffer
	contains information traced at the time that a reset occurred.
	Command mode: All except User EXEC
	Deletes all flash configuration blocks. The next time the switch is rebooted, it returns to
clear flash-config
	the factory default settings.

Command mode: All except User EXEC

ARP cache maintenance

The following table describes the Address Resolution Protocol commands:

Table 183 ARP Maintenance commands

Command	Usage
	Shows a single ARP entry by IP address.
show ip arp find <IP
address>	Command mode: All except User EXEC
show ip arp interface	Shows ARP entries on a single port.
<port number>	Command mode: All except User EXEC
show ip arp vlan <1-4095>	Shows ARP entries on a single VLAN.
	Command mode: All except User EXEC
show ip arp reply	Shows the list of IP addresses that the switch will respond to for ARP requests.
	Command mode: All except User EXEC
show ip arp	Shows all ARP entries.
	Command mode: All except User EXEC
clear ip arp-cache	Clears the entire ARP list from switch memory.
	Command mode: All except User EXEC

NOTE: To display all ARP entries currently held in the switch, or a portion according to one of the commands listed above, see the “ARP information” section of the “Information Commands” chapter.

IGMP Snooping maintenance

The following table describes the IGMP Snooping Maintenance commands.

Table 184 IGMP Snooping Maintenance commands

Command	Usage
show ip igmp groups address <IP address>	Shows a single IGMP Multicast group by IP address.
	Command mode: All except User EXEC
show ip igmp groups vlan <1-4094>	Shows IGMP Multicast groups on a single VLAN.
	Command mode: All except User EXEC
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