https://*.com/questions/49137695/how-to-get-the-value-of-oid-in-python-using-pysnmp
https://*.com/questions/53779585/can-pysnmp-find-the-mib-name-for-an-oid
https://*.com/questions/49137695/how-to-get-the-value-of-oid-in-python-using-pysnmp