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Sana147 2023-05-03 03:16:30 +00:00
parent e625775088
commit a6be8617e7
1 changed files with 20 additions and 0 deletions
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server/first_packet.py Normal file
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import socket
s = socket.socket(socket.AF_INET, socket.SOCK_RAW, socket.IPPROTO_TCP)
s.setsockopt(socket.IPPROTO_IP, socket.IP_HDRINCL, 1)
# b converts string into byte format
ip_header = b'\x45\x00\x00\x28' # Version, IHL, Type of Service | Total Length
ip_header += b'\xab\xcd\x00\x00' # Identification | Flags, Fragment Offset
ip_header += b'\x40\x06\xa6\xec' # TTL, Protocol | Header Checksum
ip_header += b'\x0a\x0a\x0a\x02' # Source Address
ip_header += b'\x0a\x0a\x0a\x01' # Destination Address
tcp_header = b'\x30\x39\x00\x50' # Source Port | Destination Port
tcp_header += b'\x00\x00\x00\x00' # Sequence Number
tcp_header += b'\x00\x00\x00\x00' # Acknowledgement Number
tcp_header += b'\x50\x02\x71\x10' # Data Offset, Reserved, Flags | Window Size
tcp_header += b'\xe6\x32\x00\x00' # Checksum | Urgent Pointer
packet = ip_header + tcp_header
s.sendto(packet, ('10.10.10.1', 0))