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What is CCNA?
CCNA (Cisco Certified Network Associate) is a popular certification course for networking by Cisco Systems. The CCNA certification is designed to test the candidate’s knowledge and skills required to install, configure, operate, and troubleshoot medium-size enterprise branch networks. CCNA certification course includes various domains such as the basics of networking, network security, network infrastructure, and network automation.
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- Cisco certificate validates the ability to configure, understand, operate, and troubleshoot the switched and routed networks.
- It guides the users to create a point-point connection.
- CCNA guides and illustrates how to build a network address.
- You will get a highly-paid job if you learn from CCNA.
CCNA Tutorial
Computer Networking – Introduction
Computer Networking – Components
Transport Layer
Network Layer
IPv4 Addressing
- Ipv4 Address Explanation
- Converting IP Address – Decimal to Binary
- Subnet Mask
- Classes of IP Addresses
Subnetting
- Subnetting
- CIDR (Classless Inter-Domain Routing)
- Create Subnets
- Variable Length Subnet Masks (VLSM)
- Private IP Addresses
Data Link Layer
Physical Layer
Cisco Networking Devices
- Network Devices
- Network Hubs
- Network Switch
- CSMA/CD
- Collision & Broadcast Domain
- Layer 2 Switching
- Network Router
- What Is Layer 3 Switch and How it Works in Our Network?
Life of a Packet
- What is the Domain Name System (DNS) and How Does it Work?
- Map Hostnames to IP Addresses
- How to Configure a Cisco Router as a DNS Server?
- no ip domain-lookup Command
- ARP (Address Resolution Protocol) Explained
- ARP Table on a Cisco Router
Router and Switch Basic Configuration
- IOS Basic Commands
- Configure an IP Address on a Switch
- Interface Range Command
- Power on a Cisco Device
- Half Duplex and Full Duplex
- Configure Speed and Duplex
- Link Layer Discovery Protocol (LLDP)
- Cisco Discovery Protocol (CDP) overview
- Interface Status Codes
Cisco Device Management
- Types of Memory on a Cisco Device
- Router IOS Boot Sequence
- How to Reset a Cisco Router or Switch to Factory Default
- IOS files
- Backing up IOS Configuration
- FTP & TFTP
- Copy Files with FTP
- How to Upgrade Cisco IOS
- Erasing Configuration Files
Basic Network Troubleshooting
- Network Troubleshooting Methodology and Techniques
- ICMP (Internet Control Message Protocol)
- Ping Explained
- Traceroute Command
- Lead Process Command
IPv4 Routing
- What is IP Routing?
- Routing Table
- Connected, Static, & Dynamic Routes
- Floating Static Route – Explanation and Configuration
- Default Static Route
- Create a Static Host Route
- What is a Static Summary Route?
Dynamic Routing Protocols
- Routing Protocols
- Comparing Internal Routing Protocols (IGPs)
- Administrative Distance & Metric
- Equal Cost Multi-Path (ECMP) Explanation & Configuration
- Understanding Loopback Interfaces and Loopback Addresses
- Passive-Interface Command
Interior Gateway Protocols
- RIP Overview
- Advertise Default Routes Using RIP
- Configuring RIPv2
- EIGRP Overview
- EIGRP Diffusing Update Algorithm (DUAL)
- EIGRP Reliable Transport Protocol (RTP)
- Wildcard Masks
- Wildcard Mask in EIGRP
- EIGRP Automatic & Manual Summarization
- EIGRP Summary
Open Shortest Path First (OSPF)
- OSPF Overview
- Differences Between OSPF and EIGRP
- Cisco Bandwidth Command vs Clock Rate and Speed Commands
- OSPF Cost – OSPF Routing Protocol Metrics Explained
- OSPF Configuration
- Designated & Backup Designated Router
- OSPF Passive Interface – Configuration and Why it is Used
- OSPF Default-Information Originate and the Default Route
- OSPF Load Balancing – Explanation and Configuration
- OSPF Summarization
- Configuring OSPF Network Types in Cisco
Virtual Local Area Network (VLAN)
- Cisco Three-Layer Hierarchical Model
- Collapsed Core and Three-Tier Network Architectures
- What is Spine and Leaf Network Architecture?
- What is a VLAN?
- Frame Tagging
- Configuring VLANs
- Access and Trunk Ports
- Inter-Switch Link (ISL)
- IEEE 802.1Q
- Configuring Access & Trunk Ports
- Configuring Voice VLANs
- Configuring Allowed VLANs
- Cisco Dynamic Trunking Protocol (DTP) Explained
- What is VTP?
- VTP Modes
- VTP Configuration
Inter-VLAN Routing
- Configure Inter-VLAN Routing
- Configure Cisco ROAS Router On A Stick
- Cisco Layer 3 Switch Inter-VLAN Routing Configuration
Dynamic Host Control Protocol (DHCP)
- DHCP & DNS
- Configure Cisco Router as DHCP Server
- DHCP Relay Agent
- Configure Cisco Router as a DHCP Client
- APIPA (Automatic Private IP Addressing)
Hot Standby Routing Protocol (HSRP)
- What is Network Redundancy and What are its Benefits?
- Cisco First Hop Redundancy Protocol (FHRP) Explained
- Cisco Hot Standby Router Protocol (HSRP) Explained
- Cisco Hot Standby Router Protocol (HSRP) Configuration
- Cisco Hot Standby Router Protocol (HSRP) Preempt Command
Spanning Tree Protocol (STP)
- What is STP?
- Network Bridge Explained
- How STP Works
- Electing the Root Switch in STP
- Spanning Tree Priority: Root Primary and Root Secondary
- Select STP Root Port
- Selected STP Designated Port (DP)
- Spanning Tree Modes: MSTP, PVST+, and RPVST+
- What is RSTP?
- How RSTP Works
- Configuring RSTP
- Cisco HSRP and Spanning Tree Alignment Configuration
- Spanning Tree Portfast, BPDU Guard, Root Guard Configuration
Ethernet Channel
- What is EtherChannel and Why Do We Need It?
- EtheChannel Port Aggregation Protocol (PAgP)
- EtherChannel Link Aggregation Control Protocol (LACP)
- Multichassis EtherChannel (MEC) and MEC Options
- Cisco Layer 3 EtherChannel – Explanation and Configuration
Switch Security
- What is DHCP Snooping? – Explanation and Configuration
- Dynamic ARP Inspection (DAI) Explanation & Configuration
- What is 802.1X Authentication and How it Works?
- Port Security
- Cisco Port Security Violation Modes Configuration
Access Control List (ACL)
Network Address Translation (NAT)
IPv6 Addressing and Routing
- What is IPv6?
- IPv6 Address Format
- IPv6 Interface Identifier
- Differences Between IPv4 and IPv6
- Types of IPv6 Addresses
- IPv6 Unicast Addresses
- IPv6 Global Unicast Addresses
- IPv6 Unique Local Addresses
- IPv6 Link-Local Addresses
- IPv6 Multicast Addresses
- IPv6 Address Prefixes
- How to Configure IPv6
- IPv6 SLAAC – Stateless Address Autoconfiguration
- IPv6 Routing – Static Routes Explained and Configured
- IPv6 Default Static Route and Summary Route
- IPv6 Routing Protocols
- Neighbor Discovery Protocol – NDP Overview
Wide Area Network
- Wide Area Network
- What is VPN (Virtual Private Network)?
- WAN Connection Types – Explanation and Examples
- Leased Line Definition, Explanation, and Example
- Multiprotocol Label Switching (MPLS) Explained & Configured
- What is PPPoE? Point-to-Point Protocol over Ethernet.
- Different Wide Area Networks (WAN) Topologies
Security Concepts
- Cybersecurity Threats and Common Attacks Explained
- The Different Types of Firewalls Explained
- Firewalls, IDS, and IPS Explanation and Comparison
- Symmetric vs Asymmetric Encryption
- HTTP and HTTPS explained
- Cyber Threats Attack Mitigation and Prevention
Network Device Security
- Telnet & SSH
- Setting Up Telnet
- Setting Up SSH
- Cisco Console Port Security
- exec-timeout Command
- Encrypt Local Usernames and Passwords
- Cisco Privilege Levels – Explanation and Configuration
- What is AAA? Authentication, Authorization, & Accounting
- Configuring AAA on Cisco Devices – RADIUS and TACACS+
- Configuring a Cisco Banner: MOTD, Login, & Exec Banners
- Configure Timezone and Daylight Saving Time (DST)
- NTP (Network Time Protocol)
- Configure NTP on a Cisco Router
Network Device Management
- Syslog Explained
- Syslog Message Format
- Cisco IOS Syslog Logging Locations
- logging synchronous Command
- Debug Command
- Terminal Monitoring Command
- SNMP (Simple Network Management Protocol)
- SNMPv3 Overview and Configuration
Wireless Networking
- What is Wireless Network and What are its Types?
- Wireless Access Point Operation Explained
- Autonomous AP Access Point Configuration
- Lightweight Access Point (AP) Configuration
- Cisco Wireless Architecture Overview and Examples
- Cisco Wireless LAN Controller Deployment Models
- 2.4 GHz vs 5 GHz Wi-Fi Frequency Spectrum
- Understanding Wi-Fi Security – WEP, WPA, WPA2, and WPA3.
Job Opportunities after CCNA Certification
A few of the Cisco CCNA certification edges are as below:
- Network Administrator: The role is Network Monitoring, Installing, and Implementing Security Programs.
- Network Engineer: The role is to Maintenance and Configuration of Network. Mainframe, VPNs, and Routers are also handled by Network Engineers.
- Network Specialist: The role is to Designing, Monitoring, Maintenance, and Repair a network.
- Network Analyst: The role is to Analyse and optimize Network Requirements.
- Network Manager: The role is to handle a Network and Operating Systems.
- Network Designer: The role is to design and Maintain the topology of a network system.
- Network Support Technician: The role is to Development and Maintenance of the IT networks like Monitoring, Optimizing, Repairing and Security of the data of a company is also the responsibility of a Network Support Technician.
- Network Support Engineer: The role is to Manage and Ensure the troubleshooting of all the programs or software at required times.
- System Engineer: The role is to Manage, configure, Test, and Monitor all the installed systems and infrastructures.
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