Item model number: GS748T-500NAS
  • 48 10/100/1000 Mbps gigabit ports
  • Smart Management features for optimizing your network for trunking, VLANs, and traffic prioritization
  • Dynamic VLAN assignment
  • IPv6 support for management, QoS and ACL
  • 4 SFP GBIC slots for fiber connectivity options, enabling long distance connections between switches




Management features
Web-based management Yes System event log Yes
Multicast support Yes Switch type Managed network switch
MIB support RFC 1213, RFC 1493 Bridge, RFC 1643 Ethernet Interface Quality of Service (QoS) support Yes
Switch layer L3
Ports & interfaces
Copper ethernet cabling technology 10BASE-T,100BASE-TX,100BASE-T,1000BASE-T Basic switching RJ-45 Ethernet ports type Gigabit Ethernet (10/100/1000)
Basic switching RJ-45 Ethernet ports quantity 48
Networking
Full duplex Yes VLAN support Yes
Spanning tree protocol Yes Broadcast storm control Yes
Flow control support Yes Networking standards IEEE 802.1D,IEEE 802.1as,IEEE 802.1s,IEEE 802.1v,IEEE 802.3,IEEE 802.3ab,IEEE 802.3ad,IEEE 802.3i,IEEE 802.3u,IEEE 802.3x,IEEE 802.3z
Port mirroring Yes IP routing Yes
DHCP client Yes
Data transmission
Jumbo frames support Yes Number of queues 8
Store-and-forward Yes MAC address table 16000 entries
Switching capacity 100 Gbit/s Number of VLANs 256
Number of static routes 32 Number of multicast groups filtered 512
Optical fiber
Fiber ethernet cabling technology 1000BASE‑LX,1000BASE‑SX
Security
Security algorithms 802.1x RADIUS,HTTPS,SSL/TLS
Security
MAC address filtering Yes Access Control List (ACL) Yes
SSH/SSL support Yes IGMP snooping Yes
Protocols
Management protocols SNMP v1/v2 Supported network protocols IP
Design
Certification CE, FCC, VCCI, EN, C-Tick, CCC, CSA, UL/cUL, IEC Rack mounting Yes
LED indicators Activity, Link, Power Colour of product Black
Performance
Firmware upgradeable Yes Noise level 37.2 dB
Mean time between failures (MTBF) 390728 h
Power
AC input frequency 50/60 AC input voltage 100-240
Power consumption (typical) 41.1 W
Power over Ethernet (PoE)
Power over Ethernet (PoE) No
Operational conditions
Operating relative humidity (H-H) 0 - 90% Operating temperature (T-T) 0 - 40 °C
Storage relative humidity (H-H) 0 - 95% Non-operating altitude 0 - 3000 m
Storage temperature (T-T) -20 - 70 °C Operating altitude 0 - 3000 m
Weight & dimensions
Width 440 mm Height 43 mm
Depth 257 mm Weight 3.46 kg
Packaging content
Manual Yes Cables included AC

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