NETGEAR GS748T User Manual

103
GS748T Smart Switch
Click Refresh to update the information on the screen with the most current data.
Rapid STP
Use the Rapid STP page to view information about Rapid Spanning Tree (RSTP) port status.
To display the Rapid STP page, click Switc
hing  STP  Advanced  RSTP.
Designated Bridge Bridge Identifier of the bridge with the Designated Port. It is made up using
the bridge priority and the base MAC address of the bridge.
Designated Port Port Identifier on the Designated
Bridge that offers the lowest cost to the
LAN. It is made up from the port priority and the interface number of the port.
Topology Change
Ackn
owledge
Identifies whether the next BPDU to be transmitted for this port would have
the topology change acknowledgement flag set. It is either True or False.
Edge Port Indicates whether the port is enabled as an edge port. Possible values are
Enabled or Disabled.
Point-to-point MAC Derived value indicating whether the port is part of a point-to-point link.
CST Regional Root Displays the bridge priority and base MAC ad
dress of the CST Regional
Root.
CST Path Cost Displays the path Cost to the CST tree Regional Root.
Port Forwarding State
Displays the Forwarding State of this port.
Field Description

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