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Network Fundamentals

    • Lab Introduction
      • Cisco Packet tracer
      • GNS3
      • EVE-NG
    • Open Systems Interconnection OSI Model Review
      • OSI Layer 1 – The Physical Layer
      • OSI Layer 2 – Data-Link, Describe and verify switching concepts
        • MAC
        • LLC
      • OSI Layer 3 – The Network Layer
      • OSI Layer 4 – The Transport Layer
        • TCP
        • UDP
        • Compare TCP to UDP
      • OSI Layer 5 – Session
      • OSI Layer 6 – Presentation
      • OSI Layer 7 – Application
    • The TCP/IP Stack
    • IP Address
    • IPv4
      • Configure and verify IPv4 addressing and subnetting
      • Describe the need for private IPv4 addressing
      • CIDR and Subnetting
      • VLSM
      • Supernetting, IP Aggregation, IP Summarization
    • IPv6
      • Configure and verify IPv6 addressing and prefix
      • Compare IPv6 address types
      • Global unicast
      • Unique local
      • Link local
      • Anycast
      • Multicast
      • Modified EUI 64
      • SLAAC Stateless Address Autoconfiguration
    • The Cisco Operating Systems Introduction – Naming & Versioning Convention
      • IOS
      • IOS-XE
      • IOS-XR
      • NX-OS
      • Cisco ACI for Data Center [Application Centric Infrastructure – SDN]
      • Cisco ASA [Adaptive Security Appliance Software]
    • Cisco Licensing
    • Initial Connection to a Cisco Devices
      • Setup
      • The boot Up Process
      • Speed and Duplex Settings
    • Explain the role and function of network components
      • Cisco Products Name Convention
      • Cisco Hardware Products Family
      • Routers
      • L2 and L3 switches
      • Next-generation firewalls and IPS
      • Access points
      • Controllers (Cisco DNA Center and WLC)
      • Endpoints
      • Servers
    • Describe characteristics of network topology architectures
      • 3-Tier, Three-Tier Hierarchical Model
      • 2-Tier Collapsed Core Architecture
      • 2-Tier Spine-Leaf Architecture; Datacenter topology
      • WAN Technologies
        • Configure and verify PPP and MLPPP on WAN interfaces using local authentication
        • Configure, verify, and troubleshoot PPPoE client-side interfaces using local authentication
        • Configure, verify, and troubleshoot GRE tunnel connectivity
        • WAN Topology Options
          • Point-to-point
          • Hub and spoke
          • Full Mesh
          • Single vs dual-homed
        • Describe WAN access connectivity options
          • MPLS
          • Metro Ethernet
          • Broadband PPPoE
          • Internet VPN (DMVPN, site-to-site VPN, client VPN)
        • Configure and verify single-homed branch connectivity using eBGP IPv4 (limited to peering and route advertisement using Network command only)
        • Leased Lines
      • Small office/home office (SOHO)
      • On-premises and cloud
      • Three primary modular interdependent components
        • Network Foundation
        • Network Services
        • Network Reliant-User Services
      • CSBA, Cisco Smart Business Architecture
      • Redundancy System Standard
        • UPTIME-2019
        • ISO22237-2018
        • EN 50600-2018
        • TIA-942 B 2017
        • BICSI 002-2019
      • Compare physical interface and cabling types
        • 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)
      • Verify IP parameters for Client OS (Windows, Mac OS, Linux)
      • Describe wireless principles, Wireless Network Types
        • Infrastructure Mode and Wireless Access Points
        • Wireless LAN Controllers and CAPWAP
        • Nonoverlapping Wi-Fi channels
        • SSID
        • RF, Wireless Channels and Radio Frequencies
        • Encryption
      • Explain virtualization fundamentals (virtual machines)
      • Describe switching concepts
        • MAC learning and aging
        • Frame switching
        • Frame flooding
        • MAC address table
        • ARP Address Resolution Protocol
          • ARP for Routed Traffic
        • The Cisco Troubleshooting Methodology
          • Layer 1 and 2 Troubleshooting
        • Network Device Management
          • SNMPv2 Simple Network Management Protocol
          • SNMPv3
          • Syslog
        • Configure and verify device management and Maintenance
          • Backup and restore device configuration
          • NTP and Time zone
          • Cisco IOS upgrades and recovery (SCP, FTP, TFTP, and MD5 verify)
          • Password recovery and configuration register
          • File system management
        • Cisco IOS tools to troubleshoot and resolve problems
          • Ping and traceroute with extended option
          • Terminal Monitor
          • Log Events
          • Local SPAN
        • Cloud Computing
          • Traditional IT Deployment Models
          • Server Virtualization
          • Cloud Service Models
          • Cloud Deployment Models

 

Network Access

  • Configure and verify VLANs (normal/Extended range) spanning multiple switches
    • Data Vlan
    • Voice Vlan
    • Management Vlan
    • Native Vlan
    • Private VLAN
      • Primary VLAN, Promiscuous port
      • Community VLAN, Community ports
      • Isolated VLAN, Isolated ports
    • Default VLAN
  • Configure, verify, and troubleshoot Interswitch connectivity
    • Trunk ports
    • Add and remove VLANs on a trunk
    • DTP
    • VTP (v1&v2), and 802.1Q
  • Configure and verify Layer 2 discovery protocols
    • Cisco Discovery Protocol and
    • LLDP
  • Configure and verify (Layer 2/Layer 3) EtherChannel
    • Static
    • PAgP
    • LACP
  • STP – Spanning Tree Protocol
    • STP mode (PVST+ and RPVST+), Describe the need for and basic operations of Rapid PVST+ Spanning Tree Protocol and identify basic operations
    • STP root bridge selection
    • MST
    • Root port, root bridge (primary/secondary), and other port names
    • Port states (forwarding/blocking)
    • PortFast benefits
    • BPDU Guard and Root Guard
    • Spanning Tree and HSRP Alignment
  • Compare Cisco Wireless Architectures and AP modes
  • 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)
  • Configure the components of a wireless LAN access for client connectivity using GUI only such as WLAN creation, security settings, QoS profiles, and advanced WLAN settings
  • Describe basic QoS concepts
    • Marking
    • Device Trust
    • Prioritization
      • Voice
      • Video
      • Data
    • Shaping
    • Policing
    • Congestion Management
  • Troubleshoot network connectivity issues using ICMP echo-based IP SLA
  • Network Redundancy
    • HSRP – Hot Standby Router Protocol
      • Priority
      • Preemption
      • Version
    • FHRP First Hop Redundancy Protocols
  • EtherChannel
    • EtherChannel Load Balancing
    • EtherChannel Protocols and Configuration
    • StackWise, VSS and vPC
    • Layer 3 EtherChannel

 

IP Connectivity

      • Describe the routing concepts
        • Packet handling along the path through a network
        • Forwarding decision based on route lookup
        • Frame rewrite
      • Interpret the components of routing table
        • Prefix
        • Network mask
        • Next hop
        • Routing protocol code
        • Administrative distance
        • Metrics
          • Hop Count
          • Bandwidth Capacity
          • Delay
          • Reliability
        • 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
        • Connected and Local Routes
        • Summary Route
      • Compare and contrast distance vector and link state routing protocols
      • Compare and contrast interior [IGP] and exterior routing [EGP] protocols
      • Dynamic Routing Protocols
        • Routing Protocol Types
        • Routing Protocol Metrics
        • Equal Cost Multi Path
        • Administrative Distance
        • Loopback Interfaces
        • Adjacencies and Passive Interfaces
      • Connectivity Troubleshooting
      • IGP Interior Gateway Protocol Fundamentals
        • Configure, verify, and troubleshoot RIPv2 for IPv4 (excluding authentication, filtering, manual summarization, redistribution)
        • Configure, verify, and troubleshoot EIGRP for IPv4 (excluding authentication, filtering, manual summarization, redistribution, stub)
        • Configure, verify, and troubleshoot EIGRP for IPv6 (excluding authentication, filtering, manual summarization, redistribution, stub)
        • Configure, verify, and troubleshoot single area and multi-area OSPFv2 for IPv4 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual-link, and LSAs)
        • Configure, verify, and troubleshoot single area and multi-area OSPFv3 for IPv6 (excluding authentication, filtering, manual summarization, redistribution, stub, virtual-link, and LSAs
        • BGP
        • IS-IS
      • Describe the purpose of first hop redundancy protocol
      • Configure, verify, and troubleshoot inter-VLAN routing
        • Router on a Stick
        • SVI

 

IP Services

    • Configure and verify inside source NAT using static and pools
      • IPv4 Address Exhaustion and NAT
      • Static NAT
      • NAT Translations – Inside Local, Inside Global, Outside Local, Outside Global
      • Dynamic NAT
      • PAT Port Address Translation
    • Configure and verify NTP operating in a client and server mode
    • Explain the role of DNS within the network, DNS Lookup Operation
    • Explain the function of SNMP in network operations
    • Describe the use of syslog features including facilities and levels
    • DHCP – Dynamic Host Configuration Protocol
      • Cisco DHCP Server
      • External DHCP Server
      • Cisco DHCP Client
      • Configure and verify DHCP relay
      • TFTP, DNS, and gateway options
    • 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

 

Security Fundamentals

    • Define key security concepts (threats, vulnerabilities, exploits, and mitigation techniques)
    • Describe security program elements (user awareness, training, and physical access Control)
    • Common Attacks
    • Configure device access control using local passwords
    • Describe security password policies elements, such as management, complexity, and password alternatives (multifactor authentication, certificates, and biometrics)
    • VPN
      • Describe remote access and site-to-site VPNs
      • DMVPN
      • Cisco Any Connect
    • Configure and verify access control lists, ACLs – Access Control Lists
      • Standard ACL
      • Extended ACL
      • Named ACLs
    • Verify ACLs using the APIC-EM Path Trace ACL analysis tool
    • Configure Layer 2 security features
      • DHCP snooping,
      • dynamic ARP inspection
      • port security
        • Static
        • Dynamic
        • Sticky
        • Max MAC addresses
        • Violation
        • Err-disable recovery
      • 1X Identity Based Networking
    • Differentiate authentication, authorization, and accounting concepts
    • Describe wireless security protocols (WPA, WPA2, and WPA3)
    • Configure WLAN using WPA2 PSK using the GUI
    • Firewalls and IDS/Ips
    • Firewalls vs Packet Filters
    • Cryptography
    • TLS Transport Layer Security
    • Configure, verify, and troubleshoot basic device hardening
      • Local authentication, Usernames and Privilege Levels
      • Secure Password, Privileged Exec and Password Encryption
      • Access to device
        • SSH Secure Shell
        • Telnet
      • Login banner
    • Describe device security using AAA with TACACS+ and RADIUS

 

Automation and Programmability

    • Explain how automation impacts network management
    • Compare traditional networks with controller-based networking
    • Describe controller-based and software defined architectures (overlay, underlay, and fabric)
      • Separation of control plane and data plane
      • North-bound and south-bound APIs
    • The Benefits of Network Automation and Programmability
    • Compare traditional campus device management with Cisco DNA Center enabled device management
    • Describe characteristics of REST-based APIs (CRUD, HTTP verbs, and data encoding)
    • Recognize the capabilities of configuration management mechanisms Puppet, Chef, and Ansible
    • Data Serialization Formats – XML, JSON and YAML
    • Python, Git, GitHub and CI-CD
    • Model Driven Programmability – YANG, NETCONF, RESTCONF and gRPC
    • Configuration Management Tools – Ansible
    • SDN Software Defined Networking
    • Software Defined Architecture – Cisco DNA Center
    • Software Defined Architecture – Cisco SD-Access
    • Software Defined Architecture – Cisco SD-WAN

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