The basics of using the Conversations window were covered during the first capture in Chapter 1, Getting Acquainted with Wireshark. In this section, we'll cover a few other handy features of the Conversations window.
The Conversations window exhibits specific behaviors in the Ethernet tab, depending on the available Name Resolution settings. If Enable for Network Layer in the Name Resolution menu, which can be found in the View menu, is enabled and Name Resolution is also enabled in the Conversations window, then the IP address that is associated with a given device's MAC address is displayed as an IP address instead of a MAC address. Toggling the Name Resolution option in this scenario is useful for easily associating a devices' IP address with its MAC address.
If the Enable for Network Layer option is not enabled, then the Name Resolution option in the Conversations window controls whether the MAC addresses are displayed with manufacturer prefixes...