QoS Tables

23 Jan

Seph

TOS-BYTE = (3bits IP PREC + 5bits legacy)

IP Precedence  Description IP PREC Binary (3 bits) IP PREC Decimal Value
ROUTINE 000
PRIORITY 001 1
IMMEDIATE 010 2
FLASH 011 3
FLASHOVERRIDE 100 4
CRITICAL 101 5
INTERNETWORK CONTROL 110 6
NETWORK CONTROL 111 7

DiffServ Field = (6bits DSCP + 2bits ECN)

DSCP PHB Groups (8x + 2y) DSCP-Field Binary (6 bits) DSCP-Field Decimal(6 bits) DS-Field Binary(1 byte) DS-Field Decimal Format DS-Field Hex Value
Default 000 000 000 000 00 0×0
CS1 001 000 8 001 000 00 32 0×20
AF11 001 010 10 001 010 00 40 0×28
AF12 001 100 12 001 100 00 48 0×30
AF13 001 110 14 001 110 00 56 0×38
CS2 010 000 16 010 000 00 64 0×40
AF21 010 010 18 010 010 00 72 0×48
AF22 010 100 20 010 100 00 80 0×50
AF23 010 110

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