Small Packets Fine, Large Packets Gone
A link that passes small packets and silently drops large ones.
Scenario
Ardley Post transferred its media library to a new server and the transfers stall every time, always partway through a file. The server answers pings instantly, its address and gateway are correct, and monitoring reports the link as healthy the whole time. Make large transfers complete.
Learning objectives
- mtu
- fragmentation
- path mtu discovery
- troubleshooting
Topology and configuration
This environment contains 3 devices (2 Hosts, 1 Router). You configure and troubleshoot the networking skills listed above.
Curriculum topics
Environment
Subnetica labs run FRRouting and Linux networking with Cisco-like syntax, not Cisco IOS. Commands and behavior may differ from Cisco devices.
Addressing is regenerated on every attempt and the environment is graded automatically.
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