Dell PowerConnect 3548 User Manual

450 Configuring Quality of Service
Mapping DSCP Values to Queues
The DSCP to Queue page provides fields for defining egress queue to specific DSCP fields. To open the
DSCP to Queue page, click Quality of Service→ QoS Mapping→ DSCP to Queue in the tree view.
Figure 9-6. DSCP to Queue
The DSCP to Queue page contains the following fields:
• DSCP In — The values of the DSCP field within the incoming packet.
•
Queue — The queue to which packets with the specific DSCP value is assigned. The values are 1-4,
where 1 is the lowest value and 4 is the highest.
•
Restore Defaults — Restores the device factory defaults for mapping CoS values to an egress queue.

Dell PowerConnect 3548 Specifications

General

MAC address table	8000 entries
Maximum data transfer rate	0.1 Gbit/s
Supported data transfer rates	10/100 Mbps
10G support	-
Number of VLANs	256
Flow control support	Yes
Networking standards	IEEE 802.1D, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1s, IEEE 802.1w, IEEE 802.3ad
Dimensions (WxDxH)	440 x 257 x 43.2 mm
Networking features	Gigabit Ethernet, Fast Ethernet
Authentication method	RADIUS, TACACS+
Connectivity technology	Wired
Switch type	Managed
Switch layer	L2
Data link protocols	Ethernet
Supported network protocols	HTTP, HTTPS/SSL, SSH
Power connector	DC-in jack
SFP/SFP+ slots quantity	2
Basic switching RJ-45 Ethernet ports quantity	48
Product color	Black
Storage temperature (T-T)	-20 - 70 °C
Operating temperature (T-T)	0 - 45 °C
Storage relative humidity (H-H)	10 - 95 %
Operating relative humidity (H-H)	10 - 90 %

Weight and Dimensions

Weight	8000 g