Tag Archives: ccna200 300

RIP Routing Loop Explained.

Split Horizon, Route Poisoning and Holddown Explained. Split Horizon RIP as a distance vector protocol is also susceptible to routing loops (network problem which enables a data packet to continually be routed through the same routers over and over. The data packets continue to be routed within the network in an endless circle.). Split horizon is one of… Read More »

Router-on-a-stick Inter-VLAN Routing Explained with Examples.

What is Router-on-a-stick Inter-VLAN Routing? Router-on-a-stick is a type of router configuration method in which a single physical interface manages traffic between multiple VLANs on a network. The router interface has to be configured to operate as a trunk link connected to a switch port (SW1) and enabled in trunk mode. The router receives VLAN-tagged traffic on the… Read More »

Network Access Attacks Explained with Examples.

What Are Network Access Attacks? Technology is forever evolving, and so is hacking! It might come as a surprise to many that, as one wakes up in the morning and prepares for work, gets to the office, and spends nine to twelve hours working; the same way a professional hacker spends all day modifying hacking techniques and looking… Read More »

Network Management Troubleshooting Tools: Syslog.

Network management tools such as Syslog and SNMP are very valuable tools to enable you to monitor the health of your network devices if properly configured. If these tools have been misconfigured, you will not be able to gather the information you need while troubleshooting specific events or be notified of the time and date an event has occurred. Therefore, you need… Read More »

Port Redirection Attack – Explained with Examples.

What is a Port Redirection Attack? A port redirection attack is another type of attack based on trust exploitation. The attacker uses a compromised host to gain access through a firewall that would otherwise be blocked. Port redirection attacks allow hackers to bypass security restrictions by redirecting network traffic through a compromised host. This technique is used to access network… Read More »