The TELNET exam evaluates the candidate's knowledge and skills in using and troubleshooting TELNET, a network protocol used on the Internet or local area networks to provide a bidirectional interactive text-oriented communication facility using a virtual terminal connection. This exam covers the fundamental concepts, configuration, security concerns, and practical applications of TELNET in various networking environments.
Skills Required
Basic Networking Knowledge: Understanding of networking concepts and TCP/IP protocol suite.
TELNET Protocol Proficiency: Knowledge of TELNET operations, commands, and usage scenarios.
Security Awareness: Awareness of security implications and best practices for using TELNET.
Troubleshooting Skills: Ability to diagnose and resolve common issues with TELNET connections.
System Administration: Skills in configuring and managing TELNET services on different operating systems.
Who should take the exam?
Network Administrators
System Administrators
IT Support Specialists
Cybersecurity Professionals
Students and professionals seeking to enhance their networking knowledge
Course Outline
The TELNET exam covers the following topics :-
Module 1: Introduction to TELNET
Overview of TELNET Protocol: History, purpose, and basic concepts.
Understanding Virtual Terminal Connections: How TELNET facilitates remote access.
Module 2: TELNET Operations and Commands
Basic TELNET Commands: Connect, close, and control operations.
Advanced TELNET Usage: Scripting and automation with TELNET.
Module 3: Configuring TELNET Services
Setting Up TELNET on Windows: Installation, configuration, and usage.
Configuring TELNET on Unix/Linux: Server and client setup, configurations, and management.
Module 4: TELNET Security Concerns
Inherent Security Risks: Plain text transmission and vulnerabilities.
Best Practices for Securing TELNET: Using SSH as a secure alternative, implementing access controls, and encryption.
Module 5: Troubleshooting TELNET Connections
Common Issues: Diagnosing connection problems, timeout issues, and misconfigurations.
Troubleshooting Tools: Using network utilities to troubleshoot TELNET.
Module 6: Practical Applications of TELNET
Remote Administration: Using TELNET for managing network devices and servers.
Network Testing and Diagnostics: Utilizing TELNET for network connectivity tests.
Module 7: Alternatives to TELNET
Understanding SSH: Secure Shell as a more secure alternative.
Transitioning from TELNET to SSH: Steps and considerations for migration.