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NETGEAR GS748T User Manual

NETGEAR GS748T
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GS748T Smart Switch
3. In the Retries field, enter an integer which specifies the maximum number of times an ARP
request will be retried. The range for this field is 0 to 10. The default value is 4.
4. In the Cache Size field, ent
er an integer which specifies the maximum number of entries for
the ARP cache. The range is 79 to 1024. The default value is 1024.
5. In the Dynamic R
enew field, select whether the ARP component automatically attempts to
renew ARP entries of type Dynamic when they age out. The default setting is Enable.
6. Click Canc
el to cancel the configuration on the screen and reset the data on the screen to
the latest value of the switch.
7. If you ch
ange any of the settings on the page, click Apply to send the updated configuration
to the switch. Configuration changes take effect immediately
ARP Create
Use this page to add a static entry to the ARP table.
To display the page, click Ro
uting ARP, then click the Advanced ARP Create link.
To configure a static ARP entry:
1. In
the IP Address field, enter the IP address that you want to add. It must be the IP
address of a device on a subnet attached to one of the switch's existing routing
interfaces.
2. In the MAC Address fie
ld, enter the unicast MAC address of the device. The format is six
two-digit hexadecimal numbers separated by colons, for example 00:06:29:32:81:40.
3. Click Add to
add an ARP Entry.
4. If you ma
de any changes to existing entries, click Apply to update the settings.
5. T
o delete an entry, select the box associated with the entry and click Delete.
6. Click Canc
el to cancel the configuration on the screen and reset the data on the screen to
the latest value of the switch.

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NETGEAR GS748T Specifications

General IconGeneral
Basic switching RJ-45 Ethernet ports quantity48
MAC address table16000 entries
Packet buffer memory1.632 MB
Maximum data transfer rate1 Gbit/s
Latency20 µs
I/O ports48 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 requirements100-240VAC 50/60 Hz
Networking features10BASE-T, 100BASE-TX, 1000BASE-T
Connectivity technologyWired
Full duplexYes
Networking standardsIEEE 802.3x
Minimum system requirementsCategory 5 network cables Network card for each PC Network software (e.g., Windows)
Mean time between failures (MTBF)69930 h
SafetyUL listed (UL 1950)/cUL, IEC950/EN60950
LED indicatorsLink, 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 IconWeight and Dimensions
Weight4000 g

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