NETGEAR GS748T User Manual

174
GS748T Smart Switch
The following table describes the RADIUS server statistics available on the page.
Field Description
Server Address This displays all configured RADIUS servers.
Round Trip Time The time interval, in hundredths of a second, between the most recent
Access-Repl
y/Access-Challenge and the Access-Request that matched it
from this RADIUS authentication server.
Access Requests The number of RADIUS Access-Request packets sent to this server. This
nu
mber does not include retransmissions.
Access Retransmissions The number of RADIUS Access-Request packets retransmitted to this
server
.
Access Accepts The number of RADIUS Access-Accept p
ackets, including both valid and
invalid packets, that were received from this server.
Access Rejects The number of RADIUS Access-Reject packets, including both valid and
invalid packets, that were received from this server.
Access Challenges The number of RADIUS Access-Challenge packets, including both valid and
in
valid packets, that were received from this server.
Malformed Access
Re
sponses
The number of malformed RADIUS Access-Response packets received
from this server. Malformed packets include packets with an invalid length.
Bad authenticators or signature attributes or unknown types are not included
as malformed access-responses.
Bad Authenticators The number of RADIUS Access-Response packets containing invalid
au
thenticators or signature attributes received from this server.
Pending Requests The number of RADIUS Access-Request packets destined for this server
that
have not yet timed out or received a response.
Timeouts The number of authentication timeouts to this server.
Unknown Types The number of RADIUS packets of unknown typ
e which were received from
this server on the authentication port.
Packets Dropped The number of RADIUS packets received from this server on the
au
thentication port and dropped for some other reason.
Use the buttons at the bottom of the page to perform the following actions:
• Click Clea
r Counters to clear the authentication server and RADIUS statistics to their
default values.
• Click Refresh to refre
sh the page with the most current data from the switch.

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