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GS752TP, GS728TP, and GS728TPP Gigabit Smart Switches
To configure global CoS settings:
1. Select QoS CoS Basic CoS Configuration.
The following screen displays:
2. From the Global Trust Mode menu, specify whether to trust a particular packet marking at
ingress.
Global Trust Mode can be only one of the following:
•Untrusted. Do not trust any CoS packet marking at ingress.
•802.1p. The eight priority tags that are specified in IEEE 802.1p are p0 to p7. The
QoS setting lets you map each of the eight priority levels to one of four internal
hardware priority queues.
•DSCP. The six most significant bits of the DiffServ field are called the Differentiated
Services Code Point (DSCP) bits.
3. Click APPLY to send the updated configuration to the switch.