Planet IGS-801 [90/120] P qos mode

Planet IGS-801 [90/120] P qos mode
User’s Manual of IGS-801M
The page includes the following fields:
Object Description
Queue Mode
This indicates that traffic scheduling for the selected queue is based strictly or
WRR ( Weight Round Robin ) on the queue priority.
QoS Mode
Configure the QoS mode for the switch:
- Disables managing network traffic using Quality of Service.
02.1p VLAN priority tag.
CP Mode - The output queue assignment is determined by the DSCP field.
QoS Disabled
802.1p Mode –The output queue assignment is determined by the
IEEE8
DS
4.8.3 802.1p QoS Mode
QoS settings allow customization of packet priority in order to facilitate delivery of data traffic that might be affected by
witch recognizes 802.1Q VLAN tag packets and
ith User Priority value.
802.1Q Tag and 802.1p priority
latency problems. When 802.1p Tag Priority is applied, the Web Smart S
extracts the VLAN tagged packets w
User Priority CFI VLAN ID (VID)
3 bits 1 bits 12 bits
TPID (Tag Protocol Identifi
er) TCI (Tag Control Information)
2 bytes 2 bytes
Preamble
Destination
Address
Source
Address
VLAN TAG
Ethernet
Type
Data FCS
6 bytes 6 bytes 4 bytes 2 bytes 46-1517 bytes 4 bytes
Figure 4-8-2 802.1p Tag Priority
90

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