The Display filter option is preferred on the Nexus 5000, and the Capture Filter is preferred on the Nexus 3000 and Nexus 7000.Ĭommonly used Display Filters can be found at WiresharkĬommonly used Capture Filters can be found at Wireshark

Note: You can use the Display Filter or the Capture Filter as an option. Inbound-low (eth3) is for low priority (ping, telnet, Secure Shell) CPU-bound traffic, and inbound-hi (eth4) is for high priority (Spanning Tree Protocol (STP), Bridge Protocol Data Units, FIP) CPU-bound traffic. Mgmt is the interface to troubleshoot packets that hit the mgmt0 interface. If your network is live, make sure that you understand the potential impact of any command.Įthanalyzer is a useful tool to troubleshoot control plane and traffic destined to switch CPU. All of the devices used in this document started with a cleared (default) configuration. The information in this document was created from the devices in a specific lab environment.

The information in this document is based on Nexus 3000, Nexus 5000, and Nexus 7000 switches. There are no specific requirements for this document. This document describes how to use the built-in packet capture tool, Ethanalyzer, on the Nexus 3000/5000/7000 switches.

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