Policy Manager Port Usage doesn't display username for Summit EXOS switches
Policy Manager's Port Usage tab doesn't populate username or hostname field for Summit switches
Extreme Management Control version 7
EXOS doesn't support the OID that Policy queries for the username or hostname fields
Version 8 and higher of Extreme Management Center will populate this data under the policy tab in Extreme Management Control from the data derived from authentications completed by Access Control (NAC)
The OIDs used by the Policy Manager client are etsysMulti1xSessionUserName and etsysMulti1xSessionHostName.