Task1.py

from scapy.all import sniff, IP, TCP, UDP

def packet_callback(packet):
  
    if packet.haslayer(IP):
        ip_layer = packet[IP]
        src_ip = ip_layer.src     
        dst_ip = ip_layer.dst    
        proto = ip_layer.proto    

        if proto == 6:
            protocol_name = "TCP"
        elif proto == 17:
            protocol_name = "UDP"
        elif proto == 1:
            protocol_name = "ICMP"
        else:
            protocol_name = str(proto)

        print("="*60)
        print(f"[+] Packet Captured!")
        print(f"Source IP      : {src_ip}")
        print(f"Destination IP : {dst_ip}")
        print(f"Protocol       : {protocol_name}")

        if packet.haslayer(TCP) or packet.haslayer(UDP):
            payload = bytes(packet.payload)
            print(f"Payload        : {payload[:50]}")

        print("="*60 + "\n")


def main():
    """
    Main function to start packet sniffing
    """
    print("=== Basic Network Sniffer ===")
    print("Press CTRL+C to stop capturing.\n")

    packet_count = 10

    sniff(count=packet_count, prn=packet_callback, store=False)


if __name__ == "__main__":
    main()