CCNA

1. Network Fundamentals

• Explain the role and function of network components
• Routers
• L2 and L3 switches
• Next-generation firewalls and IPS
• Access points
• Controllers (Cisco DNA Canter and WLC)
• Endpoints
• Servers
• Describe the characteristics of network topology architectures
• 2tier
• 3tier
• Spine-leaf
• WAN
• Small office/home office(SOHO)
• On-premises and cloud
• Compare physical interface and cabling types 1 hour
• Single-mode fiber, multimode fiber, copper
• Connections (Ethernet shared media and point-to-point)
• Concepts of PoE
• Identify interface and cable issues (collisions, errors, mismatch duplex, and/or speed)
• Compare TCP to UDP
• Configure and verify IPv4 addressing and subnetting 2 hours
• Describe the need for private IPv4addressing
• Configure and verify IPv6 addressing and prefix
• Compare IPv6 address types 1 hour
• Global unicast
• Unique local
• Link-local
• Anycast
• Multicast
• Modified EUI64
• Verify IP parameters for Client OS (Windows, Mac OS, Linux)
• Describe wireless principles
• No overlapping Wi-Fi channels  SSID,  RF, dEncryption
• Explain virtualization fundamentals (virtual machines)
• Describe switching concepts 1 hour
• MAC learning and aging
• Frame switching
• Frame flooding
• MAC address table

2. Network Access

• Configure and verify VLANs (normal range) spanning multiple switches
• Access ports (data and voice)
• Default VLAN
• Connectivity
• Configure and verify inter switch connectivity
• Trunk ports
• 802.1Q
• Native VLAN
• Configure and verify Layer 2 discovery protocols (Cisco Discovery Protocol and LLDP)
• Configure and verify (Layer 2/Layer 3) Ether Channel(LACP)
• Describe the need for and basic operations of Rapid PVST+ Spanning Tree Protocol and identify basic operations
•  Root port, root bridge (primary/secondary), and other port names
• Port states(forwarding/blocking)
• Port Fast benefits
• Compare Cisco Wireless Architectures and APmodes
• Describe physical infrastructure connections of WLAN components (AP,WLC, access/trunk ports, and LAG)
• Describe AP and WLC management access connections (Telnet, SSH, HTTP,HTTPS, console, and TACACS+/RADIUS)
• ConfigurethecomponentsofawirelessLANaccessforclientconnectivityusingGUIonly such as WLAN creation, security settings, QoS profiles, and advanced WLAN settings.

3. IP Connectivity

• Interpret the components of the routing table
• Routing protocol code
• Prefix
• Network mask
• Next hop
• Administrative distance
• Metric
• Gateway of last resort
• Determine how a router makes a forwarding decision by default
• Longest match
• Administrative distance
• Routing protocol metric
• Configure and verify IPv4 and IPv6 static routing
• Default route
• Network route
• Host route
• Floating static
• Configure and verify single areaOSPFv2
• Neighbor adjacencies
• Point-to-point
• Broadcast (DR/BDR selection)
• Router ID
• Describe the purpose of the first-hop redundancy protocol

4. IP Services

• Configure and verify inside source NAT using static and pools
• Configure and verify NTP operating in a client and server mode
• Explain the role of DHCP and DNS within the network
• Explain the function of SNMP in network operations
• Describe the use of syslog features including facilities and levels
• Configure and verify the DHCP client and relay
• Explain the forwarding per-hop behavior (PHB) for QoS such as classification, marking, queuing, congestion, policing, shaping
• Configure network devices for remote access using SSH
• Describe the capabilities and function of TFTP/FTP in the network

5. Security Fundamental

• Define key security concepts (threats, vulnerabilities, exploits, and mitigation techniques)
• Describe security program elements (user awareness, training, and physical access control)
• Configure device access control using local passwords
• Describe security password policies elements, such as management, complexity,and password alternatives (multifactor authentication, certificates, and biometrics)
• Describe remote access and site-to-site VPNs
• Configure and verify access control lists
• ConfigureLayer2securityfeatures(DHCP snooping,dynamicARPinspection,and port security)
• Differentiate authentication, authorization, and accounting concepts
• Describe wireless security protocols (WPA, WPA2, andWPA3)
• Configure WLAN using WPA2 PSK using the GUI

6. Automation and Programmability

• Explain how automation impacts network management
• Compare traditional networks with controller-based networking
• Describecontroller-based and software-defined architectures (overlay,underlay, and fabric)
• Separation of control plane and data plane
• North-bound and south-bound APIs
• ComparetraditionalcampusdevicemanagementwithCiscoDNACenterenableddevice management
• Describe characteristics of REST-based APIs (CRUD, HTTP verbs, and data encoding)
• Recognize the capabilities of configuration management mechanisms Puppet, Chef, and Ansible
• Interpret JSON-encoded data