NETGEAR GS748T User Manual

194
GS748T Smart Switch
The following table describes the fields on the Port Summary page.
Field Description
Port The port whose settings are displayed in the current table row.
Control Mode Defines the port authorization state. The control mode
is only set if the link
status of the port is link up. The possible field values are:
• Auto
: Automatically detects the mode of the interface.
• Force Authorized: Places the interface into an authorized state without
being authenticated. The interface sends and receives normal traffic
without client port-based authentication.
• Fo
rce Unauthorized: Denies the selected interface system access by
moving the interface into unauthorized state. The switch cannot provide
authentication services to the client through the interface.
Operating Control Mode This field indicates the control mode un
der which the port is actually
operating. Possible values are:
• ForceUnauthorized
• ForceAuthorized
•Auto
• N/A: If the port is in detached state it cann
ot participate in port access
control.
Reauthentication Enabled Displays if reauthentication is enabled on the selected port. This is a
configurable field. The possible values are true and false. If the value is true,
reauthentication will occur. Otherwise, reauthentication will not be allowed.
Port Status This field displays the authorization status o
f the specified port. The possible
values are Authorized, Unauthorized, and N/A. If the port is in detached
state, the value will be N/A since the port cannot participate in port access
control.
Click Refresh to update the information on the screen.

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