Classification and Marking - Fields that can be marked for QOS purposes

4 important questions on Classification and Marking - Fields that can be marked for QOS purposes

What is the abbreviation of IPP and DSCP?

IP precedence
Differentiated Services Code Point

What is the abreviation of TOS?

Type of service

What is the IP header after Diffserv?

DS field 8 bits
6 bits for DSCP code values
2 bits for ECN
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What is the abreviation of PHB?

Per-Hop behaviors

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