1_4_finding_service_name.py 文件源码

def find_service_name():
    protocolname = 'tcp'
    for port in [80, 25]:
        print ("Port: %s => service name: %s" %(port, socket.getservbyport(port, protocolname)))

    print ("Port: %s => service name: %s" %(53, socket.getservbyport(53, 'udp')))