No data avaliable for SW Cisco

No data avaliable for SW Cisco

Dear helpdesk ,

I was setup Opmanager , i monitor SW Cisco 2960 & 3560 but don't have any information in Interface monitor , in 

Rx Traffic Tx Traffic Errors just N/A
and i can see real time this interface of SW , if i click in this interface , just information No Avaliable  

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