Netgear GSM4248P User Manual - Page 456

AV Line of Fully Managed Switches M4250 Series Main User Manual • To configure the same CoS trust mode settings for all CoS configurable interfaces, do the following: a. Select the Global radio button. b. From the Global Trust Mode menu, select one of the following trust mode options for ingress traffic on the switch: • untrusted: Do not trust any CoS packet marking at ingress. • trust dot1p: 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 eight internal hardware priority queues. • trust IP-DSCP: The six most significant bits of the DiffServ field are called the Differentiated Services Code Point (DSCP) bits. The default mode is IP-DSCP. • To configure CoS settings for an interface, do the following: a. Select the Interface radio button. b. From the menu, select the interface. The configured settings apply to the selected interface only. c. From the Interface Trust Mode menu, select one of the following trust mode options: • untrusted: Do not trust any CoS packet marking at ingress. • trust dot1p: 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 seven internal hardware priority queues. • trust IP-DSCP: The six most significant bits of the DiffServ field are called the Differentiated Services Code Point (DSCP) bits. The default mode is IP-DSCP. 7. Click the Apply button. Your settings are saved. 8. To save the settings to the running configuration, click the Save icon. Map 802.1p priorities to queues You can view or change which internal traffic classes are mapped to the 802.1p priority class values in Ethernet frames that the device receives. The priority-to-traffic class mappings can be applied globally (to all interfaces) or to each individual interface. The Configure Quality of Service 456 Main User Manual