Scenario Questions
intermediate
One EtherChannel Member Refuses to Bundle
Po1 exists, but one physical member is not participating. Use configuration consistency and LACP state to isolate the mismatch.
advancedOSPF Routes Missing After Configuration
The network statements look close, but one backbone link is placed in the wrong area. Diagnose adjacency before chasing routes.
intermediateTwo PCs on the Same Switch Cannot Ping
Use VLAN membership, subnet information and switch output to identify why two physically nearby hosts are isolated.
beginnerLocal Ping Works, Remote Network Fails
A host reaches neighbours in its VLAN but cannot leave the subnet. Trace the decision from subnet mask to default gateway.