Essential Cisco IOS Commands for Network Setup
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Initial Device Naming and Setup
1. Set Device Hostnames
Assign unique hostnames to your network devices for easy identification. In this example, we name the switch ALS and the router HQ.
Switch Configuration (ALS)
Switch> enable
Switch# configure terminal
Switch(config)# hostname ALS
ALS(config)#Router Configuration (HQ)
Router> enable
Router# configure terminal
Router(config)# hostname HQ
HQ(config)#Basic Security Hardening
2. Encrypt Passwords
Use the service password-encryption command to encrypt all plaintext passwords in the running configuration.
ALS(config)# service password-encryption3. Set a Secure Enable Password
Configure a strong, encrypted password for privileged EXEC mode using enable secret.
ALS(config)# enable secret adap$$1