Show all ARP entry information
The following command displays ARP information:
show ip arp
Command mode: All except User EXEC
IP address
--------------- -----
192.168.2.4
192.168.2.19
192.168.2.61
The Flag field provides additional information about an entry. If no flag displays, the entry is normal.
Table 32
ARP dump flag parameters
Flag
P
R
U
ARP address list information
The following command displays ARP address list information:
show ip arp reply
Command mode: All except User EXEC
IP address
--------------- ---------------
205.178.18.66
205.178.50.1
205.178.18.64
This screen displays all entries in the ARP cache.
Flags
MAC address
-----------------
00:50:8b:b2:32:cb
00:0e:7f:25:89:b5
P
00:0f:6a:ed:46:00
Description
Permanent entry created for switch IP interface.
Indirect route entry.
Unresolved ARP entry. The MAC address has not been learned.
IP mask
MAC address
----------------- ---- -----
255.255.255.255
00:70:cf:03:20:04
255.255.255.255
00:70:cf:03:20:06
255.255.255.255
00:70:cf:03:20:05
Information Commands
VLAN
Port
----
----
1
18
1
17
1
VLAN Flags
P
1
1
47