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Chapter 11 Quality of Service (QoS)
EMG1302-R10A User’s Guide
106
The following table shows you the internal layer-2 and layer-3 QoS mapping on the EMG1302-
R10A. On the EMG1302-R10A, traffic assigned to higher priority queues gets through faster while
traffic in lower index queues is dropped if the network is congested.
Table 40 Internal Layer2 and Layer3 QoS Mapping
PRIORITY
QUEUE
LAYER 2 LAYER 3
IEEE 802.1P USER
PRIORITY
(ETHERNET
PRIORITY)
TOS (IP
PRECEDENCE)
DSCP
IP PACKET
LENGTH (BYTE)
0 1 0 000000
12
2 0 0 000000 >1100
3 3 1 001110
001100
001010
001000
250~1100
4 4 2 010110
010100
010010
010000
5 5 3 011110
011100
011010
011000
<250
6 6 4 100110
100100
100010
100000
5 101110
101000
7 7 6 110000
111000
7