Category Archives: Network Troubleshooting

Troubleshooting VLANs and Trunks Port.

How to troubleshoot VLANs and Trunks. Common Errors On this page(s), we will look at common VLAN and trunking problems, which most times are caused by incorrect configurations. As I said earlier on the NAT troubleshooting page, the most common mistakes in troubleshooting are not your inability to use commands but the laxity in the examination of entries… Read More »

Troubleshooting VTP Error: Incorrect Revision number solution.

Other factors may still disrupt your network even if you have properly configured the switches in your VTP domain. These factors can negatively impact the operation of VTP. The topology diagram below is configured with VTP. There is one VTP server switch, SW1, and two VTP client switches, SW2 and SW3. SW1, SW2, and SW3 are configured with the same VTP domain name… Read More »

Types of IPv6 Address Explained with Examples.

IPv6 (Internet Protocol Version 6) is the most recent version of the Internet Protocol (IP). It was developed to address the limitations of the predecessor, IPv4. Here are its key aspects in a concise form: Larger Address Space: IPv6 uses 128-bit addresses, significantly expanding the number of available IP addresses compared to the 32-bit system of IPv4. This… Read More »

Types of Network Attacks Explained with Examples.

As the world is gradually becoming a digital textbook, where connectivity is the foundation of our daily lives, the integrity and security of computer networks have become vital.  Cyberspace has become so intricate and understanding the various types of network attacks is crucial. On this page we shed light on the diverse range of threats that lurk in… Read More »

Understanding Routing In a Network.

Routing is the process of taking a packet from one network device and sending it through the network to another device on a different network. Communications across the Internet is one of the best examples of routing. The connection of WANs and LANs to a network router and configuring it with logical network addresses (IP addresses) to all… Read More »