Cisco Certified Technician (CCT) - Routing & Switching
1 Introduction to Networking
1-1 Networking Concepts
1-2 Network Components
1-3 Network Types
1-4 Network Topologies
1-5 Network Standards and Protocols
2 Cisco Networking Fundamentals
2-1 Cisco Network Devices
2-2 Cisco IOS Basics
2-3 Basic Configuration Commands
2-4 Device Management
2-5 Basic Troubleshooting Tools
3 IP Addressing and Subnetting
3-1 IPv4 Addressing
3-2 IPv6 Addressing
3-3 Subnetting Concepts
3-4 VLSM (Variable Length Subnet Masking)
3-5 IP Address Management
4 Routing Protocols and Concepts
4-1 Static Routing
4-2 Dynamic Routing Protocols
4-3 Distance Vector Routing Protocols
4-4 Link-State Routing Protocols
4-5 Routing Protocol Configuration
5 Switching Technologies
5-1 LAN Switching Basics
5-2 VLANs (Virtual LANs)
5-3 Trunking and Inter-VLAN Routing
5-4 Spanning Tree Protocol (STP)
5-5 EtherChannel
6 Network Security
6-1 Basic Security Concepts
6-2 Access Control Lists (ACLs)
6-3 Network Device Security
6-4 Secure Management Practices
6-5 Threat Mitigation Techniques
7 Network Services
7-1 DHCP (Dynamic Host Configuration Protocol)
7-2 DNS (Domain Name System)
7-3 NAT (Network Address Translation)
7-4 NTP (Network Time Protocol)
7-5 Quality of Service (QoS)
8 Troubleshooting and Maintenance
8-1 Troubleshooting Methodologies
8-2 Common Network Issues
8-3 Diagnostic Tools and Commands
8-4 Log Analysis
8-5 Backup and Restore Procedures
9 Network Automation and Programmability
9-1 Introduction to Network Automation
9-2 Scripting for Network Management
9-3 RESTful APIs and Network Programmability
9-4 Network Configuration Automation
9-5 Network Monitoring and Reporting Automation
10 Final Preparation
10-1 Exam Objectives Review
10-2 Practice Labs and Scenarios
10-3 Mock Exams
10-4 Study Tips and Strategies
10-5 Certification Exam Registration and Preparation
1:1 Networking Concepts

1:1 Networking Concepts

Introduction to 1:1 Networking

1:1 networking refers to a direct connection between two devices, where each device has a dedicated link to the other. This type of connection is straightforward and efficient, ensuring that data flows directly between the two devices without interference from other network traffic.

Key Concepts

Point-to-Point Connection

A point-to-point connection is the most basic form of 1:1 networking. It involves a direct link between two devices, such as a computer and a router. This connection ensures that data is transmitted directly from the source to the destination without passing through any intermediary devices.

Example: A home network where a computer is directly connected to a router via an Ethernet cable.

Dedicated Link

In a 1:1 network, the link between the two devices is dedicated, meaning it is reserved exclusively for communication between those two devices. This ensures that the bandwidth and resources are not shared with other devices, leading to more reliable and faster data transmission.

Example: A corporate network where a server is directly connected to a workstation, ensuring high-speed data transfer for critical applications.

Latency and Bandwidth

Latency refers to the delay in data transmission, while bandwidth refers to the amount of data that can be transmitted in a given time. In a 1:1 network, both latency and bandwidth are optimized due to the direct and dedicated nature of the connection.

Example: In a gaming setup, a 1:1 connection between the console and the router ensures minimal latency, providing a smooth gaming experience.

Security

1:1 networking inherently offers a higher level of security compared to shared networks. Since the connection is direct and dedicated, it is less susceptible to external threats and interference.

Example: A secure connection between a bank's server and a customer's computer, ensuring that financial transactions are protected from external attacks.

Conclusion

1:1 networking is a fundamental concept in network architecture, providing direct, dedicated, and secure connections between devices. Understanding these concepts is crucial for designing efficient and reliable network infrastructures.