The “CCNP and CCIE Enterprise Core & CCNP Enterprise Advanced Routing Portable Command Guide” is a comprehensive textbook published by Cisco Press in 2020. Authored by Patrick Gargano and Scott Empson, this portable command guide contains all the commands for ENCOR (350-401) and ENARSI (300-410) in a compact, convenient format. With 416 pages and a trade paperback format, this textbook is a valuable resource for those studying engineering and technology, specifically focusing on enterprise core and advanced routing concepts. The book covers essential topics in English language, making it a must-have for networking professionals looking to enhance their skills and knowledge.