The sections that follow outline the major features of the classic Token Ring protocol, including
Token Ring MAC addresses
The Token Ring format
LLC frame formats
MAC frame formats
Types of MAC protocol frames
The IEEE LAN addresses described in Chapter 2, "LAN MAC Addresses," are used in Token Rings. However, these addresses are used in a special manner:
Each address byte is written in reverse order. The first bit of a destination address indicates whether it is an individual address (0) or a group address (1). The second bit indicates whether it is a universal (0) or local (1) address.
The first bit of a source address is set to 1 to indicate that that a routing ...