NETGEAR GS748T - ProSafe Smart Switch User Manual

Technical Specifications B-1
v1.1, September 2007
Appendix B
Technical Specifications
This appendix provides technical specifications for the NETGEAR GS748T Gigabit Smart
Switch.
Network Protocol and Standards Compatibility
IEEE 802.3 10BASE-T
IEEE 802.3u 100BASE-TX
IEEE 802.3ab 1000BASE-T
IEEE 802.3z 1000Base-X
IEEE 802.3x flow control
Management
IEEE 802.1Q Static VLAN (Up to 256)
Port-based VLAN (Up to 48)
IEEE 802.1p Class of Service (CoS)
Port-based QoS (Port default priority; options: High/Normal/Low/Lowest)
Port Trunking - Manual as per IEEE802.3ad Link Aggregation
Port Monitoring
Interface
48 RJ-45 connectors for 10BASE-T, 100BASE-TX, and 1000BASE-T (Auto Uplink‘ on all ports) with 4
SFP GBIC module bays that share with 4 RJ-45 ports for fiber connectivity
LEDs
Per port (Gigabit): Speed/Link/Act
Per device: Power
Performance Specifications
Forwarding modes: Store-and-forward
Bandwidth: 96 Gbps
Network latency: Less than 20 microseconds for 64-byte frames in store-and-forward mode for 100
Mbps to 100 Mbps transmission
Buffer memory: 512 KB embedded memory per unit
Address database size: 8,000 media access control (MAC) addresses per system

NETGEAR GS748T - ProSafe Smart Switch Specifications

General

Model	GS748T
Device Type	Smart Switch
SFP Slots	4
Form Factor	Rack-mountable
Switching Capacity	96 Gbps
MAC Address Table Size	8K entries
VLAN Support	Yes
QoS	Yes
Humidity	10% to 90% non-condensing
RAM	128 MB
Flash Memory	32 MB
Power Device	Internal power supply
Ports	48 x 10/100/1000
Management	Web-based
Operating Temperature	0 - 50 °C
Voltage Required	100-240 VAC
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3z
Features	VLAN support, QoS, port mirroring, SNMP