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Cisco switch ports are reported as blocked by the STP (Spanning Tree Protocol) but when checked on the CLI, the ports are not shown as blocked.
All versions of NPM
The CLI database and SMTP debase are reporting different results.
1 : disabled
2 : blocking
3 : listening
4 : learning
5 : forwarding
Note: In this case, the switch reports value 2 which tells that NPM reports the port as blocking.