June 2018
Beginner
164 pages
3h 31m
English
Capture filters enable you to capture only traffic that you want to be captured, eliminating an unwanted stream of packets. Capturing packets is a processor-intensive task, and packet analyzers use a good amount of primary memory while they are running.
Packets are only sent to the capture engine if they meet a certain criterion (capture filter expressions). Capture filters do not facilitate advanced filtering options, as in display filters.
The following is a screenshot of the Capture Options window dialog:

Let's take a walk through the options available in the Capture dialog window: