Network Bytes
The daily network education puzzle platform. Sharpen your skills, troubleshoot architectures, and learn one byte at a time.
Debug Network Topologies
Interactive Topologies
Every daily puzzle gives you a visual network topology. Click into nodes, inspect configurations, and visualize traffic flow.
Troubleshoot Issues
Find the broken link. Whether it's a misconfigured firewall rule, a routing loop, or a subnetting error, you must identify and solve the issue within the network.
Test Your Fixes
Apply your solution to the topology and run synthetic traffic to verify if connectivity is restored across the architecture.
daily_topology_402
Scenario: Site-to-Site Outage
[HQ-FW] ----- IPsec ----- [BR-FW]
10.0.1.1 192.168.1.1
| |
[HQ-Core] [BR-Core]
> Symptom: BR-Core cannot ping HQ-Core.
> Tunnel phase 2 is established.
> Task: Inspect the topology nodes to resolve the issue.
> Tunnel phase 2 is established.
> Task: Inspect the topology nodes to resolve the issue.
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