Dell Wyse 3010 Wyse ThinOS Version 8.5 and ThinOS Lite 2.5 Operating System Re - Page 49
TOS priority settings for TosDSCP INI
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TOS priority settings for TosDSCP INI Routers treat network packets differently based on priority of the TOS tag in the IP header. IP header has a 1-byte field called TOS-Type of Service. IP precedence is older than DSCP. DSCP is compatible with IP Precedence. Table 38. TOS priority settings Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 IP precedence IP precedence DSCP DSCP Class Selector Drop Precedence CS1 Dscp (001 000) match packets with precedence 1 (Low) CS2 Dscp (010 000) match packets with precedence 2 CS3 Dscp (011 000) match packets with precedence 3 CS4 Dscp (100 000) match packets with precedence 4 CS5 Dscp (101 000) match packets with precedence 5 CS6 Dscp (110 000) match packets with precedence 6 CS7 Dscp (111 000) match packets with precedence 7 (High) Table 39. TOS priority settings IP precedence (3 bits) Name Value bits Routine 0 0 Priority 1 1 Immediate 2 10 Flash 3 11 DSCP ( 6 bits) Per-Hop behavior ClassSelector Default NA AF 1 AF 2 AF 3 DropPreceden Code point Name DSCP Bits(decimal) ce NA Default 000 000 (0) 1.Low AF11 001 010 (10) 2.Medium AF12 001 100 (12) 3.High AF13 001 110 (14) 1.Low AF21 010 010 (18) 2.Medium AF22 010 100 (20) 3.High AF23 010 110 (22) 1.Low AF31 011 010 (26) ThinOS 8.5_107 49
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