NETGEAR GS748T User Manual

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GS748T Smart Switch
Protected Ports Membership
If a port is configured as protected, it does not forward traffic to any other protected port on
the switch, but it will forward traffic to unprotected ports. Use the Protected Ports Membership
page to configure the ports as protected or unprotected.
To display the Protected Ports Membership page, click the Security
 Traffic Control 
Protected Ports link.
To configure protected ports:
1. Click the ora
nge bar to display the available ports.
2. Click the box below
each port to configure as a protected port. Protected ports are marked
with an X. No traffic forwarding is possible between two protected ports.
3. Click Refresh
to refresh the page with the most current data from the switch.
4. Click Canc
el to cancel the configuration on the screen and reset the data on the screen to
the latest value of the switch.
5. If you ma
ke changes to the page, click Apply to apply the changes to the system.
Configuration changes take effect immediately.

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