CCNA (Cisco Certified Network Associate) Certification Exam Cram Notes

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The CCNA Cisco Certified Network Associate certification can be achieved by passing a single exam (200-125, 2016 exam objectives) or by passing two exams (100-105 and 200-105). Candidates can pass this exam by taking the Interconnecting Cisco Networking Devices Part 1 (ICND1) and the Interconnecting Cisco Networking Devices Part 2 (ICND2) exams. The CCNA exam include network fundamentals, LAN switching technologies, IPv4 and IPv6 routing technologies, WAN technologies, infrastructure services, infrastructure security, and infrastructure management.


1. Network Fundamentals

1. OSI and DoD Models

1.1 OSI Model and its function

1.2 DOD Model and its function

1.3 TCP and UDP

1.4 TCP and UDP Frames

2. Network topologies and Flow control

2.1 Different Types of n/w Topologies

2.2 Ethernet and CSMA/CD

3. IPv4 Addressing

3.1. Subnetting (IP4)

3.2. VLSM

3.3. Examples on subnetting

4. IPv6 addressing

5. Cloud computing

2. Cisco IOS

1. Cisco Router Architecture

1.1. Block Diagram

1.2. Architectural Components of a Router

1.3. Memory Details of a Typical Cisco Router

2. Cisco Router (25xx series) and its interfaces

2.1 Interfaces Explained

2.2 Console Port Configuration

3. Router modes of operation

4. Frequently used copy commands

5. Different types of router passwords

3. Routing Technologies

1. Routed and Routing Protocol

2. Routing protocol types

3. Static and Default route

4. Floating static route

5. Distance vector and link-state routing protocols

6. Interior and Exterior routing protocols

7. RIPv1 and RIPv2

8. OSPFv2 for IPv4

9. OSPFv3 for IPv6

10. EIGRP for IPv4

11. EIGRP for IPv6

4. LAN Switching Technologies

1. Introduction to Cisco Switches

2. Switching methods

3. File systems available in Catalyst switches and their usage

4. Switch configuration commands

5. VLANs and VTP

6. Spanning Tree Protocol

7. CDP and LLDP

8. EtherChannel Configuration

5. WAN Technologies

1. WAN Terms

2. PPP and MLPPP

3. PPPoE


5. MetroEthernet

6. DTE and DCE

7. Different cable types

8. Interface specifications

9. QoS

6. Infrastructure Services

1. DNS


3. NAT


5. Show commands and other related commands

7. Infrastructure Security

1. Switch ports and port security

2. IPv4 access-list

3. IPv6 access-list


5. AAA

6. Radius Server

7. TACACS+ Server

8. Infrastructure Management

1. SNMPv2 and SNMPv3

2. SDN

3. Diagnostic commands

9. Appendix

1. IEEE standards ad


 CCENT 640-802 Exam Cram (Retired)

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