TY - BOOK AU - Nastase, Ramon TI - CISCO CCNA COMMAND GUIDE: ROUTING & SWITCHING SN - 9781721913244 U1 - 004.6076 23 PY - 2018///?] CY - [Place of publication not identified] PB - [Publisher not identified] KW - Cisco IOS KW - Computer networks KW - Examinations KW - Study guides KW - Electronic data processing personnel KW - Certification ER -