packet sniffers - BPF program is not valid - pcap sniffing - Stack Overflow
SOLVED: 'Task 1IB Usually, when we snifl packets, we are only interested certain types of packets We can that by setting filters in sniffing: Scapy filter use the BPF (Berkeley Packet Filter)
Berkeley Packet Filter - an overview | ScienceDirect Topics
Berkeley Packet Filters with Scapy (and Friends)
Filter packets with Berkeley Packet Filter syntax
Berkeley Packet Filter - an overview | ScienceDirect Topics
🔎Julia Evans🔍 on Twitter: "bpf cheat sheet https://t.co/zYK3KMnqpu" / Twitter