Popis produktu

Společnost Netgear poskytuje ucelené řešení pro SMB, která vynikají výkonem a spolehlivostí. Spolu s jednoduchou instalací a správou získáváte špičkové řešení, které má velmi přiznivé náklady na pořízení a provoz.

GS748T

48 10/100/1000 Mbps gigabit ports

Non-blocking Bandwidth

Easy, browser-based switch management

Network Protocol and Standards Compatibility

IEEE 802.3 10BASE-T Ethernet
IEEE 802.3u 100BASE-TX Fast Ethernet
IEEE 802.3ab 1000BASE-T Gigabit Ethernet
IEEE 802.3x full-duplex flow control
Interfaces

48 RJ-45 connectors for 10BASE-T, 100BASE-TX, and 1000BASE-T (Auto Uplink on all ports)
4 shared SFP slots for fiber Gigabit Ethernet modules
Administrative Switch Management

IEEE 802.1Q Tag VLAN (up to 64 static VLAN groups)
Port-based VLAN (up to 48 groups)
IEEE 802.1p (Class of Service)
Port-based QoS (options high/normal)
DSCP Layer QoS
Port trunking – Manual as per IEEE802.3ad link aggregation
DHCP client function
Rapid Spanning Tree – 802.1w
IGMP snooping V1
SNMP V1/V2c
Port setting
Web-based configuration, anywhere on the network
Smart Wizard Discovery Utility program auto discovers devices (up to 254 agents/switches); set system configuration to each agent
Configuration backup/restore (easy to configure more than one switch)
Password access control and restricted IP access list
Firmware upgradeable
Active Flow Control

Half-duplex back-pressure control
Full-duplex IEEE 802.3x pause frame flow control
Rate limiting
Trusted MAC access control
Performance Specifications

Forwarding modes: Store-and-forward
Bandwidth: 96 Gbps
Network latency: Less than 20 µs for 64-byte frames in store-and-forward mode for100 Mbps to 100 Mbps transmission
Jumbo frame support
Buffer memory: 1,632 KB embedded memory per unit
Address database size: 8,000 media access control (MAC) addresses per system
Addressing: 48-bit MAC address
Mean time between failure (MTBF): 108,000 hours (~12 years)
Acoustic noise: 52 dBA
LEDs

Unit: Power
Per port: Link, activity, speed
Power Supply

Power consumption: 66W maximum
100-240V AC/50-60 Hz universal input
Physical Specifications

Dimensions (H x W x D): 440 x 305 x 43mm (17.3 x 12.0 x 1.7in)
Weight: 4.9 kg/10.8 lb
Environmental Specifications

Operating temperature: 32° to 104°F (0° to 40° C)
Storage temperature: 14° to 158°F (-10° to 70°C)
Operating humidity: 90% maximum relative humidity, non-condensing
Storage humidity: 95% maximum relative humidity, non-condensing
Operating altitude: 3,000 m (10,000 ft) maximum
Storage altitude: 3,000 m (10,000 ft) maximum
Electromagnetic Compliance

CE mark, commercial
FCC Part 15 Class A
VCCI Class A
EN 55022 (CISPR 22), Class A
EN 50082-1
EN 55024
C-Tick
Safety Agency Approvals

UL listed (UL 1950)/cUL
IEC 950/EN 60950
Warranty

NETGEAR Lifetime Warranty†
Package Contents

48-port Gigabit Smart Switch (GS748T)
Rubber footpads
Power cord
Rack-mount kit
Smart Switch resource CD
Smart Switch installation guide
Warranty/support information card
Modules

ProSafe AGM731F 1000BASE-SX SFP GBIC
ProSafe AGM732F 1000BASE-LX SFP GBIC
ProSafe AGM733 1000BASE-ZX SFP GBIC
Ordering Information

North America: GS748TNA
Europe: GS748TEU
Asia: GS748TAU
ProSupport Information

OnCall 24x7, Category 2

PMB0332
XPressHW, Category 2

PRR0332-100

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