NETGEAR GS748T User Manual

189
GS748T Smart Switch
802.1X Configuration
Use the 802.1X Configuration page to enable or disable port access control on the system.
To display the 802.1X Configuration page, click Se
curity  Port Authentication  Basic 
802.1X Configuration.
To configure global 802.1X settings:
1. Select
the appropriate radio button in the Port Based Authentication State field to
enable or disable 802.1X administrative mode on the switch.
• Enable. Port-b
ased authentication is permitted on the switch.
Note: If 802.1X is enabled, authentication is performed by a RADIUS
server. This means the primary authentication method must be
RADIUS. To set the method, go to Security
 Management
Security
 Authentication List and select RADIUS as method 1 for
defaultList. For more information, see Authentication List
Configuration on page 179.
• Dis
able. The switch does not check for 802.1X authentication before allowing traffic
on any ports, even if the ports are configured to allow only authenticated users.
2. Enable
or disable the Guest VLAN supplicant mode.
• Enabled.
When no 802.1X supplicant is authenticated on a port, the port still provides
limited network access, as determined by a guest VLAN configured on the
authentication server.
• Dis
abled. A guest VLAN cannot be used for unauthorized ports.
3. Enable
or disable the VLAN Assignment mode:
• Enable.
Allow a RADIUS server to assign the VLAN ID to authenticated supplicants.
• Disable.
The RADIUS server can not assign authenticated clients to VLANs.
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 ch
ange the settings, click Apply to apply the new settings to the system.

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