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6.1 Address Resolution Protocol (ARP)
Commands
6.1.1 Show Commands
6.1.1.1 show ip arp
This command displays the Address Resolution Protocol (ARP) cache.
Syntax
show ip arp
Default Setting
None
Command Mode
Privileged Exec
Display Message
Age Time: Is the time it takes for an ARP entry to age out. This value was configured into the unit. Age time
is measured in seconds.
Response Time: Is the time it takes for an ARP request timeout. This value was configured into the unit.
Response time is measured in seconds.
Retries: Is the maximum number of times an ARP request is retried. This value was configured into the unit.
Cache Size: Is the maximum number of entries in the ARP table. This value was configured into the unit.
Dynamic renew mode: Displays whether the ARP component automatically attempts to renew dynamic
ARP entries when they aged out.
Total Entry Count Current/Peak: Field listing the total entries in the ARP table and the peak entry count in
the ARP table.
Static Entry Count Configured/Active/Max: Field listing configured static entry count, active static entry
count, and maximum static entry count in the ARP table.
The following are displayed for each ARP entry.
IP Address: Is the IP address of a device on a subnet attached to an existing routing interface.
MAC Address: Is the hardware MAC address of that device.
Interface: Is the routing slot/port associated with the device ARP entry
Type: Is the type that was configured into the unit. The possible values are Local, Gateway, Dynamic and
Static.
Age: This field displays the current age of the ARP entry since last refresh (in hh:mm:ss format).
6.1.1.2 show ip arp brief
This command displays the brief Address Resolution Protocol (ARP) table information.
Syntax