Chapter 3 Network Architetures and standarts SO: International Standards organization Dont confuse the osi with so and los ISo means the international organization for standardization lOS: (internet operation system) is used in Cisco system's routers and switches network Management and operation www.gxmu.edu.cnNetwork Management and Operation www.gxmu.edu.cn ISO:International Standards Organization Don’t confuse the OSI with ISO and IOS,. ISO :means the international organization for standardization. IOS :(internet operation system) is used in CISCO system’s routers and switches. Chapter 3 Network Architetures and Standarts