May 24, 2018

Tag Archives: Routing

OSPFv3 Virtual Link Configuration

In this article, you find many use cases for OSPF virtual links when and how they are used. We will dive into OSPFv3 for this example. All areas in an OSPF autonomous system must be physically connected to the backbone area (area 0). In some cases where this physical connection is not possible, Virtual-Links are […]

Packet Tracer Troubleshooting Activity :101

This activity has been created by myself to test those studying for the CCNA exam. Due to the requests I keep getting on YouTube to keep updating the link, I have decided to put together this post. The network topology below has two errors and it is your job to identify the errors and fix the […]

Investigating HSRP

Hot Standby Router Protocol (HSRP) is a Cisco propitiatory router protocol that provides first-hop redundancy for IP hosts on a LAN. It enables a set of router interfaces once configured to present a single virtual default gateway for IP hosts on the LAN. HSRP has two modes: ACTIVE – Physical router acts as the main […]

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