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Cisco ASA - How do I capture ARP`s ?

Below shows the necessary commands to capture ARP packets on a Cisco ASA Firewall.

Syntax

ASA(config)# capture arp ethernet-type arp interface dmz 

Display

ASA(config)# show capture arp
2 packets captured
13:12:23.478229 arp who-has 10.1.1.1 tell 10.1.1.100
13:12:26.784194 arp who-has 10.1.1.1 tell 10.1.1.100
2 packets shown

Tags: ASA

About the Author

RDonato

R Donato

Rick Donato is the Founder and Chief Editor of Fir3net.com. He currently works as a Principal Network Security Engineer and has a keen interest in automation and the cloud.

You can find Rick on Twitter @f3lix001