What you will practice:
- NAT, NTP, DHCP/DNS, SNMP, Syslog, QoS, SSH
- ACLs, L2 security, AAA, WLAN security
- Controller-based networking and APIs
- IP Services
- Configure/verify inside source NAT (static and pools)
- Configure/verify NTP client/server mode
- Explain DHCP and DNS roles; configure/verify DHCP client and relay
- Explain SNMP function; Syslog facilities and levels
- QoS per-hop behavior concepts (classification, marking, queuing, policing, shaping)
- Configure remote access with SSH; TFTP/FTP capabilities
- Security Fundamentals
- Key security concepts (threats, vulnerabilities, exploits, mitigations)
- Configure/verify device access control (local passwords) and password policy elements
- IPsec VPN concepts (remote access and site-to-site)
- Configure/verify ACLs; Layer 2 security (DHCP snooping, DAI, port security)
- AAA concepts (authentication, authorization, accounting)
- Wireless security protocols (WPA/WPA2/WPA3); GUI WPA2-PSK verification
- Automation and Programmability
- How automation impacts network management
- Traditional vs controller-based networking; overlay/underlay/fabric basics
- Control plane vs data plane; northbound vs southbound APIs
- DNA Center enabled management basics
- REST API characteristics (CRUD, HTTP verbs); JSON-encoded data recognition
- Configuration management tools (Puppet, Chef, Ansible) capabilities awareness
Tip: After topic practice, do mixed sets under time pressure and review missed questions immediately.