NETGEAR GS748T User Manual

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GS748T Smart Switch
STP Statistics
Use the Spanning Tree Statistics page to view information about the number and type of
bridge protocol data units (BPDUs) transmitted and received on each port.
To display the Spanning Tree Statistics page, click Switchin
g  STP  Advanced  STP
Statistics.
The following table describes the information available on the STP Statistics page.
Field Description
Interface Select a physical or port channel interface to view its statistics.
STP BPDUs Received Number of STP BPDUs received at the selected port.
STP BPDUs Transmitted Number of STP BPDUs transmitted from the selected port.
RSTP BPDUs Received Number of RSTP BPDUs received at the selected port.
RSTP BPDUs Transmitted Number of RSTP BPDUs transmitted from the selected port.
MSTP BPDUs Received Number of MSTP BPDUs received at the selected port.
MSTP BPDUs Transmitted Number of MSTP BPDUs transmitted from the selected port.
Click Refresh to update the screen with the latest STP statistics information.

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