| <DataLinkType> | :raw | snap | type2 | type8022 | Choices are protocol types: raw indicates no special protocol used; snap (Subnetwork Access Protocol) operates between a network entity in the subnetwork and a network entity in the end system. The SNAP entity in the end system makes use of the services of the subnetwork and performs three key functions: data transfer, connection management and QOS selection; type2 indicates an IEEE 802.2 (LLC) connection-oriented operation upgrade; type 8022 indicates an IEEE 802.2 (LLC) connection-oriented operation. |