In this episode we are going to look at Troubleshooting Scenarios. We will be discussing Duplex Operation and Mismatch Issues, IP Addressing Issues on IOS Devices, IP Addressing Issues on End Devices, Default Gateway Issues, and Troubleshooting DNS Issues. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and...

In this episode we are going to look at Troubleshooting Methodologies. We will be discussing Basic Troubleshooting Approaches, Resolve or Escalate?, The debug Command, and The terminal monitor Command Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my website,...

In this episode we are going to look at Verify Connectivity. We will be discussing Verify Connectivity with Ping, Extended Ping, Verify Connectivity with Traceroute, Extended Traceroute, and Network Baseline. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my website,...

In this episode we are going to look at Scale to Larger Networks. We will be discussing Small Network Growth, Protocol Analysis, and Employee Network Utilization. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my website,...

In this episode we are going to look at Small Network Applications and Protocols. We will be discussing Common Applications (including Network Applications and Application Layer Services), Common Protocols, and Voice and Video Applications. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact...

In this episode we are going to look at Devices in a Small Network. We will be discussing Small Network Topologies, Device Selection for a Small Network (including Cost, Speed and Types of Ports/Interfaces, Expandability), Operating System Features and Services, IP Addressing for a Small Network, Redundancy in a Small Network, and finally Traffic Management. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate...

In this episode we are going to look at Device Security. We will be discussing Cisco AutoSecure, Passwords, Additional Password Security, Enable SSH, and Disable Unused Services. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my website,...

In this episode we are going to look at Network Attack Mitigations. We will be discussing The Defense-in-Depth Approach, Keep Backups, Upgrade, Update, and Patch, Authentication, Authorization, and Accounting, Firewalls, Types of Firewalls, and finally Endpoint Security. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my...

In this episode we are going to look at Network Attacks. We will be discussing Types of Malware, Viruses, -Worms, -Trojan Horses, Reconnaissance Attacks, Access Attacks (including Password Attacks, Trust Exploitation, Port Redirection, Man-in-the-Middle), Denial of Service Attacks, and DDoS Attack. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get...

In this episode we are going to look at Security Threats and Vulnerabilities. We will be discussing Types of Threats, Types of Vulnerabilities, and Physical Security. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my website,...

In this episode we are going to look at File Sharing Services. We will be discussing File Transfer Protocol and Server Message Block. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my website,...

In this episode we are going to look at IP Addressing Services. We will be discussing Domain Name Service, DNS Message Format, DNS Hierarchy, The nslookup Command, Dynamic Host Configuration Protocol, and DHCP Operation. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my...

In this episode we are going to look at Web and Email Protocols. We will be discussing Hypertext Transfer Protocol and Hypertext Markup, Language, HTTP and HTTPS, Email Protocols, and finally SMTP, POP, and IMAP. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my...

In this episode we are going to look at Peer-to-Peer. We will be discussing Client-Server Model, Peer-to-Peer Networks, Peer-to-Peer Applications, and Common P2P Applications. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my website,...

In this episode we are going to look at Application, Presentation, and Session. We will be discussing Application Layer, Presentation and Session Layer, and TCP/IP Application Layer Protocols. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my website,...

In this episode we are going to look at UDP Communication. We will be discussing UDP Low Overhead Versus Reliability, UDP Datagram Reassembly, UDP Server Processes and Requests, and UDP Client Processes. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my website,...

In this episode we are going to look at Reliability and Flow Control. We will be discussing TCP Reliability - Guaranteed and Ordered Delivery, TCP Reliability - Data Loss and Retransmission, TCP Flow Control - Window Size and Acknowledgments, TCP Flow Control - Maximum Segment Size (MSS), and finally TCP Flow Control - Congestion Avoidance. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m...

In this episode we are going to look at TCP Communication Process. We will be discussing TCP Server Processes, TCP Connection Establishment, Session Termination, and TCP Three-Way Handshake Analysis. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my website,...

In this episode we are going to look at Port Numbers. We will be discussing Multiple Separate Communications, Socket Pairs, Port Number Groups, The netstat Command, , , , , , , , , ,. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my website,...

In this episode we are going to look at UDP Overview. We will be discussing UDP Features, UDP Header, UDP Header Fields, and Applications that use UDP. Thank you so much for listening to this episode of my series on Introduction to Networks for the Cisco Certified Network Associate (CCNA). Once again, I’m Kevin and this is KevTechify. Let’s get this adventure started. All my details and contact information can be found on my website,...