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What are the specific requirements for libpcap directional capture support?
I'm using libpcap on Linux to capture network traffic from a wireless adapter (2.4 GHz). The pcap_setdirection seems to allow you to setup the capture device so that it ignores traffic originating ...
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how to program tcpdump to only capture packets and nothing else
I am developing a program where a .pcap file is going to be an input. However, when I run tcpdump -w someFile.pcap ,in Terminal, the .pcap file captures extra data such as timestamp, microseconds, ...
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2
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How do capture filters in Wireshark work internally?
I am wondering exactly what happens internally in TShark when I use a capture filter. Specifically, let's say I have the following filter to capture multicast data:
host 224.0.26.3 && port ...