from sys import argv

filename = argv[1]
ignore = ["duplex", "alias", "configuration"]

with open(filename) as f:
    for line in f:
        for ignore_word in ignore:
            if ignore_word in line:
                ignore_use = 1
        if not line.startswith("!") and not ignore_use == 1:
            print(line.rstrip())
        ignore_use = 0