Cisco Networks: Engineers' Handbook of Routing, Switching, and Security with IOS, NX-OS, and ASA

© Chris Carthern and William Wilson and Noel Rivera 2021

C. Carthern et al.Cisco Networkshttps://doi.org/10.1007/978-1-4842-6672-4_19

19. Data Center and NX-OS

Chris Carthern¹  , William Wilson² and Noel Rivera³

(1)

Bangkok, Krung Thep, Thailand

(2)

FPO, AP, USA

(3)

APO, AE, USA

 

This chapter discusses the next-generation operation system relied upon in many data centers worldwide. The operating system is called NX-OS; it is used in Cisco Nexus switches. NX-OS is similar to Cisco IOS, but different enough to frustrate regular users of Cisco IOS. Some of the commands are the same, but others are entirely different. This chapter covers these differences and many of the concepts already covered for IOS, including VLANs, VTP, EIGRP, OSPF, BGP, port channels, ...