[SM4] QoS Technology in NP-SM4 Switches
QoS technology in NP-SM4 switches is programmed to provide a good result for the most scenarios with default settings.
Amount of queues in the interface:4
Queues servicing mechanism:WRR (Weighted Round Robin)
Traffic classification: by six high-order IP TOS and IPv6 TC bits
Beginning of the Range
End of the Range
Queque 3 has the biggest weight, queque 0 – the least one.
Make sure that IP-phones mark voice traffic with DSCP values, which correspond to queques 2 or 3 to ensure a prioritization of a voice traffic.