modes

• > enable - enter exec mode
• # configure terminal - enter privileged exec mode
• (config)# do - emulate exec mode in privileged exec mode

infos

• # show running-configuration - show current configuration
• # show startup-configuration - show saved configuration

configuration

• (config)# hostname "NAME" - change hostname
• (config)# enable password "PASSWORD" - set password
• (config)# enable secret "PASSWORD" - set secret
• (config)# service password-encryption - encrypt password
• # write memory (copy running-config startup-config) - save running-configuration to startup-configuration
• # reload - reload configuration