@book{1097,
	author = {"Cisco systems, Inc."},
	title = {Cisco IOS Configuration fundamentals},
	publisher = {Techmedia},
	year = {1998},
	address = {New Delhi},
	url = {https://www.libgen.is/book/index.php?md5=A8F82669B8E772EAA31B941D769BE493}
}