Useful Tcpdump Commands

# HTTP GET
tcpdump -s 0 -A ‘tcp[((tcp[12:1] & 0xf0) >> 2):4] = 0x47455420’

#HTTP POST
tcpdump -s 0 -A ‘tcp dst port 80 and (tcp[((tcp[12:1] & 0xf0) >> 2):4] = 0x504f5354)’