NETGEAR GS748T User Manual

269
A
A. Hardware Specifications and Default
Values
GS748T Smart Switch Specifications
The GS748T Smart Switch conforms to the TCP/IP, UDP, HTTP, ICMP, TFTP, DHCP,
IEEE 802.1D, IEEE 802.1p, and IEEE 802.1Q st
andards.
Feature Value
Interfaces 48 10/100/1000M Ethernet ports
Two Dedicated SFP ports
Two Gigabit/SFP Combo ports
The 48 RJ-45 supports autosensing
for 10/100/1000M speeds.
Flash memory size 16 MB
SRAM size and type 64 MB DDR2 SDRAM
Feature Value
Switching capacity Non-Blocking Full WireSpeed on all packet sizes
Forwarding method Store and Forward
Packet forwarding rate 10M:14,880 pps/
100M:148,810 pps/
1G:1,488,000 pps
MAC addresses 8K
Green Ethernet Automatic power down on port when link is down, short cable mode
and EEE
mode

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