| Cisco Systems |
The Internetworking Operating System (IOS)The Internetworking Operating System (IOS)The Internetworking Operating System is a family of proprietary network operating systems used on several router and network switch models manufactured by Cisco Systems. The system is a package of routing, switching, internetworking, and telecommunications functions integrated into a multitasking operating system.   CommandsR1#show running-configuration : Show active configurationR1#copy running-config startup-config: save active configuration to device startup configuration file R1#erase startup-config: erase all saved configurations R1#erase nvram: erase all saved configurations R1#copy running-config tftp : Save active configuration on TFTP server TFTP (Trivial File Transfer Protocol) R1#copy flash tftp : copy IOS file on tftp server R1#copy tftp running-config : Copy tftp saved configuration to active configuration R1#show flash : Display Flash Memory Content (IOS File included) R1#show version : Details about IOS |