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MacDraw  |  1992-08-10  |  3.4 KB  |  816x1056  |  8-bit (256 colors)  |  [PICT/MDPL]
   ocr: AC FC DA SA AC: Frame Access check control fieldDA: fieldF( MAC header IfSA<bit 47>=1 1 Destination addresssA: Source address Routing informationfield (RC) 2(+1) bytes (09s8) RC SN1 SN2 SNn 2 4 2 2 bytes SN: Segment (ring) numb n: Number of source bridge Routing B L D LF r controlfield 3 5 1 4 3 bits B:E Broadcast bits L: Length bits (max = 2+a) D: Direction LF: Largest frame r:reserved Figure 1 Routing Information and Routing Control Fields