| File Name: | Network Troubleshooting -75+ Real-World Incidents(CCNA-CCNP) |
| Content Source: | https://www.udemy.com/course/network-troubleshooting-75-real-world-incidentsccna-ccnp/ |
| Genre / Category: | Programming |
| File Size : | 11.2 GB |
| Publisher: | Rakesh M |
| Updated and Published: | January 20, 2026 |
In real production networks, configuration knowledge alone is not enough. What truly matters is the ability to identify problems, isolate root causes, and fix network outages quickly. This course is designed to teach you real-world network troubleshooting using 75+ practical switching and routing incidents based on Cisco enterprise environments. Instead of only learning theory, you will work through actual network failure scenarios that engineers face in NOC, enterprise, and data center networks.
What Makes This Course Different?
Most networking courses focus on how to configure devices. This course focuses on what to do when things break.
You will learn:
- How to analyze network symptoms
- How to choose the correct troubleshooting path
- How to verify Layer 2 and Layer 3 issues
- How to identify configuration mistakes
- How to resolve incidents professionally
- How to reduce downtime in real networks
Every incident is explained with:
- Problem scenario
- Symptoms
- Verification commands
- Root cause analysis
- Step-by-step fix
- Final validation
Switching Troubleshooting Topics Covered
You will troubleshoot real Layer 2 issues including:
- Interface up but no traffic passing
- Access and trunk port misconfiguration
- VLAN creation and trunk allowed list problems
- Native VLAN mismatch
- Voice VLAN issues
- MAC address learning problems
- MAC flapping issues
- Port security violations
- BPDU Guard blocking ports
- Switching loops and broadcast storms
- STP root bridge and priority problems
- PortFast configuration mistakes
- EtherChannel formation and load balancing issues
- VLAN pruning problems
- HSRP misconfiguration and failover issues
- DHCP snooping blocking traffic
- Dynamic ARP inspection drops
- Root guard blocking uplinks
- ACL issues on switches
DOWNLOAD LINK: Network Troubleshooting -75+ Real-World Incidents(CCNA-CCNP)
Network_Troubleshooting_75_Real_World_Incidents_CCNA_CCNP_.part01.rar – 1000.0 MB
Network_Troubleshooting_75_Real_World_Incidents_CCNA_CCNP_.part02.rar – 1000.0 MB
Network_Troubleshooting_75_Real_World_Incidents_CCNA_CCNP_.part03.rar – 1000.0 MB
Network_Troubleshooting_75_Real_World_Incidents_CCNA_CCNP_.part04.rar – 1000.0 MB
Network_Troubleshooting_75_Real_World_Incidents_CCNA_CCNP_.part05.rar – 1000.0 MB
Network_Troubleshooting_75_Real_World_Incidents_CCNA_CCNP_.part06.rar – 1000.0 MB
Network_Troubleshooting_75_Real_World_Incidents_CCNA_CCNP_.part07.rar – 1000.0 MB
Network_Troubleshooting_75_Real_World_Incidents_CCNA_CCNP_.part08.rar – 1000.0 MB
Network_Troubleshooting_75_Real_World_Incidents_CCNA_CCNP_.part09.rar – 1000.0 MB
Network_Troubleshooting_75_Real_World_Incidents_CCNA_CCNP_.part10.rar – 1000.0 MB
Network_Troubleshooting_75_Real_World_Incidents_CCNA_CCNP_.part11.rar – 1000.0 MB
Network_Troubleshooting_75_Real_World_Incidents_CCNA_CCNP_.part12.rar – 287.9 MB
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