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CCNP TSHOOT Troubleshooting 1
Scenario: This is the first CCNP TSHOOT Troubleshooting scenario based on the official Cisco CCNP TSHOOT topology. This lab is pre-configured and “broken” so you can learn how to troubleshoot a full network. Before you start with this…
Read More »IPv6 Troubleshooting
Scenario: Your colleague Henry Exadecimal has been busy upgrading the network to IPv6 to replace the old IPv4 topology. Some of the routers have been configured for RIPNG, OSPFv3 and even some tunneling over IPv4. Unfortunately Henry isn’t…
Read More »BGP Troubleshooting
Scenario: The fermentum corporation has hired you to troubleshoot their international network that consists of BGP routers. There are a number of issues. Some BGP routers are unable to establish a neighbor adjacency and others are having issues…
Read More »BGP Neighbor Troubleshooting
Scenario: As the network engineer for a large corporation you are responsible for the configuration of BGP. One of your colleagues tried to install some new routers and configure BGP between them but he got stuck and is…
Read More »HSRP Troubleshooting
Scenario: Hot Standby Routing Protocol is configured on an inter-city network and you are responsible for the configuration. While you were on vacation one of your colleagues tried to “tune” HSRP to make it failover faster. Unfortunately he…
Read More »GLBP Troubleshooting
Scenario: The agency has acquired you as a special network engineer. Within the organization there is a network that is using GLBP as their FHRP (First Hop Routing Protocol). Recently the agency was hit by an EMP (Electromagnetic…
Read More »VRRP Troubleshooting
Scenario: VRRP (Virtual Router Redundancy Protocol) is used within your organization to make sure clients will always have a working default gateway. One of your routers was having issues and someone from the network trainees decided to change…
Read More »DHCP Troubleshooting
Scenario: As one of the network engineers of the network you are responsible for all DHCP related configurations. In this scenario there is one DHCP server that is configured to supply IP addresses for the 192.168.12.0/24 and 192.168.23.0/24…
Read More »OSPF Neighbor Troubleshooting
Scenario: The hotel agency has had several network engineers trying to configure OSPF for them. As a result the whole network is one big mess and they decide to hire you to fix their problems. There are two…
Read More »EIGRP Neighbor Troubleshooting
Scenario: Diamond corporation has hired you as an EIGRP expert to solve some of their routing problems. Recently the network was attacked and the hacker responsible changed the configurations of your routers so all EIGRP neighbor adjacencies are…
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