A port type. The possible port types are: customerVlanPort(0) - Indicates a port is a C-tag aware port of an enterprise VLAN aware bridge. providerNetworkPort(1) - Indicates a port is an S-tag aware port of a Provider Bridge or Backbone Edge Bridge used for connections within a PBN or PBBN. customerNetworkPort(2) - Indicates a port is an S-tag aware port of a Provider Bridge or Backbone Edge Bridge used for connections to the exterior of a PBN or PBBN. customerEdgePort(3) - Indicates a port is a C-tag aware port of a Provider Bridge used for connections to the exterior of a PBN or PBBN. customerBackbonePort(4) - Indicates a port is a I-tag aware port of a Backbone Edge Bridge's B-component. virtualInstancePort(5) - Indicates a port is a virtual S-tag aware port within a Backbone Edge Bridge's I-component which is responsible for handling S-tagged traffic for a specific backbone service instance. dBridgePort(6) - Indicates a port is a VLAN-unaware member of an 802.1D bridge. access(7) trunk(8) hybrid(9)