from scapy.all import *

def syn():
    scrIP = '192.168.10.29'
    srcPort = 23345
    desIP = '12.39.27.23'
    desPort = 8000

    ip = IP(src=scrIP, dst=desIP)
    tcp = TCP(sport=srcPort, dport=desPort, seq=13131342, flags='S')
    pkg = ip/tcp

    # c->s syn
    res = sr1(pkg)
    res.display()