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Information Menu 53
ARP information
Command: /info/arp
[Address Resolution Protocol Menu]
find - Show a single ARP entry by IP address
port - Show ARP entries on a single port
vlan - Show ARP entries on a single VLAN
addr - Show ARP entries for switch's interfaces
dump - Show all ARP entries
The Address Resolution Protocol (ARP) information includes IP address and MAC address of each
entry, address status flags, VLAN, and port for the address, and port referencing information.
The following table describes the Address Resolution Protocol Menu options.
Table 30
ARP information
Command Usage
find <IP address>
Displays a single ARP entry by IP address. For example, 192.4.17.101.
port <port number>
Displays the ARP entries on a single port.
vlan <1-4095>
Displays the ARP entries on a single VLAN.
addr
Displays the ARP address list: IP address, IP mask, MAC address, and VLAN
flags.
dump
Displays all ARP entries, including:
• IP address and MAC address of each entry
• Address status flag
• The VLAN and port to which the address belongs
• The ports which have referenced the address (empty if no port has routed
traffic to the IP address shown)
Show all ARP entry information
Command: /info/arp/dump
IP address Flags MAC address VLAN Port
--------------- ----- ----------------- ---- ----
192.168.2.4 00:50:8b:b2:32:cb 1 18
192.168.2.19 00:0e:7f:25:89:b5 1 17
192.168.2.61 P 00:0f:6a:ed:46:00 1
The Flag field provides additional information about an entry. If no flag displays, the entry is normal.
Table 31
ARP dump flag parameters
Flag Description
P
Permanent entry created for switch IP interface.
R
Indirect route entry.
U
Unresolved ARP entry. The MAC address has not been learned.