User Manual

After the VLAN classification, the IP packets are classified according to Precedence bits (3 bits)

of the IP TOS field. These precedence bits map to Diff Serve Code Points (DSCP) bits (DS5-

DS3). Bits 0 and 1 of the TOS field are reserved and are always 0.

Voice Video Normal Background

Precedence

Class of Service

0 Best Effort

1 Background

2 Background

3 Best Effort

4 Video

5 Video

6 Voice

7 Voice