NETGEAR GS748T User Manual

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GS748T Smart Switch
To configure the class match criteria:
1. Click the clas
s name for an existing class.
The class name is a hyperlink. The following figure shows the configuration fields for the
class.
2. Class Name - Displays the name for the configured DiffServ class.
3. Clas
s Type - Displays the DiffServ class type. Options:
• All
Only when a new class is created, this field is a se
lector field. After class creation this
becomes a non-configurable field displaying the configured class type.
4. Defin
e the criteria to associate with a DiffServ class:
• Ma
tch Every - This adds to the specified class definition a match condition whereby
all packets are considered to belong to the class.
• Referen
ce Class - This lists the class(es) that can be assigned as reference class(es)
to the current class.
• Protoco
l Type - This lists the keywords for the layer 4 protocols from which one can
be selected. The list includes 'other' as an option for the remaining values.

NETGEAR GS748T Specifications

General

Basic switching RJ-45 Ethernet ports quantity	48
MAC address table	16000 entries
Packet buffer memory	1.632 MB
Maximum data transfer rate	1 Gbit/s
Latency	20 µs
I/O ports	48 RJ-45 connectors for 10BASE-T, 100BASE-TX, and 1000BASE-T (Auto Uplink on all ports) 4 SFP slots for fiber Gigabit Ethernet modules
Dimensions (WxDxH)	440 x 260 x 43 mm
Power requirements	100-240VAC 50/60 Hz
Networking features	10BASE-T, 100BASE-TX, 1000BASE-T
Connectivity technology	Wired
Full duplex	Yes
Networking standards	IEEE 802.3x
Minimum system requirements	Category 5 network cables Network card for each PC Network software (e.g., Windows)
Mean time between failures (MTBF)	69930 h
Safety	UL listed (UL 1950)/cUL, IEC950/EN60950
LED indicators	Link, Power
Power consumption (typical)	70 W
Storage temperature (T-T)	-10 - 70 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 90 %

Weight and Dimensions

Weight	4000 g