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8. Routing Commands
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8.1 Address Resolution Protocol (ARP) Commands
8.1.1 Show Commands
8.1.1.1 show ip arp
This command displ a y s t he Address Resolution Proto c ol (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 th e 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 ou t.
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 associat ed with the device ARP entry