FDDI Frame
Frame Control (FC): 8 bits
- has bit format CLFFZZZZ
- C indicates synchronous or asynchronous frame
- L indicates use of 16 or 48 bit addresses
- FF indicates whether it is a LLC, MAC control or reserved frame
- in a control frame ZZZZ indicates the type of control
Destination Address (DA): 16 or 48 bits
- specifies station for which the frame is intended
Source Address (SA): 16 or 48 bits
- specifies station that sent the frame