PLANET VC-810S - Manual (Page 59)

User’s Manual of VC-810S / VC-810S48
59
Weighted Round
Robin Ratio Weighted Round Robin ratio setting of priority queue.
The frame service rate of High-Priority queue to Low-Priority queue options are
shown as below:
High First (Default)
Highest:Lowest=4:1
Highest:Lowest=8:1
Highest:Lowest=16:1
DSCP are defined in RFC2597 for classifying traffic into different service classes. The VDSL2 Switch extracts the
codepoint value of the DS field from IPv4 packets and identifies the priority of the incoming IP packets following the
definitions listed below:
TOS/DSCP Value
High Priority
EF
DSCP 46
(101110)
AF11
DSCP 10
(001010)
AF21
DSCP 18
(010010)
AF31
DSCP 26
(011010)
AF41
DSCP 34
(100010)
Low Priority Other DSCP values
DSCP: Differentiated Services Code Point
EF: Expected Forwarding
AF: Assured Forwarding