Netgear GS728TXS-100NES Datasheet download pdf (Page 3)

ProSAFE

®

28-port Gigabit Stackable Smart Switch with 4 10GE SFP+ ports Data Sheet

GS728TXS

Page 3 of 4

Technical Speciﬁcations

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 full-duplex ﬂow control

• IEEE802.3aq (10GEBASE-LRM)

• IEEE802.3ae (10GEbase Ethernet)

• IEEE802.3az (EEE)

Interfaces

• 24 10/100/1000 Mbps switching ports

• 4-10GEbps SFP+ slots (port 25~28) to

support 10GEbps optical module and 1G

optical module

• Port 27 and port 28 can be used as the

stacking ports or as uplink ports.

• Auto-sensing and auto-negotiating

capabilities for all copper ports

• Auto Uplink

™

on all ports to make the

right connection

Administrative Switch Management

• IEEE 802.1Q VLAN (256 groups, Static)

• IEEE 802.1p Class of Service (CoS)

• 8 hardware queues

• Port-based QoS

• IEEE 802.3ad Static or Dynamic Link

Aggregation (LACP)

• IEEE 802.1D Spanning Tree Protocol

• IEEE 802.1w Rapid Spanning Tree

Protocol

• IEEE 802.1s Multiple Spanning Tree

Protocol

• SNMP v1, v2c, v3

• RFC 1213 MIB II

• RFC 1643 Ethernet Interface MIB

• RFC 1493 Bridge MIB

• RFC 2131 DHCP client

• IEEE 802.1x (RADIUS)

• IEEE 802.1x Dynamic VLAN Assignment

• HTTPS/SSL: Secure HTTP GUI

• RADIUS accounting

• Layer 3 (DSCP) Quality of Service (QoS)

• TACACS+

• Port-based security by locked MAC

addresses

• TCP/UDP-based priority mapping

• IGMP snooping v1, v2, v3

• MLD Snooping

• ACLs (MAC, IPv4, IPv6 and TCP/UDP

based)

• Storm control for broadcast, multicast

and unknown unicast packets

• Port-based rate limiting

• SNTP

• DNS

• DoS and Auto DoS prevention

• IPv6 management, multicast and QoS

• Static Routing

• DHCP Snooping

• Green Features: Lower power

consumption during link-down mode

or EEE mode

• Protocol and MAC based VLAN

• RMON group 1, 2, 3, 9

• Private Enterprise MIB

• Port mirroring – many-to-one

• IEEE 802.3ab LLDP

• LLDP-MED

• Protected ports

• Cable test

• Smart Control Center discovery

• Web-based conﬁguration

• Conﬁguration backup/restore

• Password access control

• Firmware upgradeable

Performance Speciﬁcations

• Forwarding modes: Store-and-forward

• Bandwidth: 128 Gbps

• Stack up to 6 switches for 300 ports

per stack

• Stacking bandwidth: 40 Gbps

• Network latency: Less than 20

microseconds for 64-byte frames in

store-and-forward mode for 1000

Mbps to 1000 Mbps transmission

• Buer memory: 2 MB

• 128Mbytes system DDR SDRAM

(32Mbx16).

• 32Mbytes ﬂash memory.

• Address database size: 16K media

access control (MAC) addresses per

system

• Addressing: 48-bit MAC address

• 256 VLANs; Maximum VLAN id is 4093

• 7 802.1p trac classes

• 8 LAGs

• 32 static routes

• 15 routed VLANs

• 1024 ARP Cache entries

• 7 queues used for DiServ

• 100 ACLs (MAC/IPv4/IPv6)

• 8K DHCP snooping binding

• 1024 DHCP static entries

• Mean time between failures (MTBF):

• 677,816 hours (~77.3 years) at 25 °C

200,444 hours (~22.9 years) at 55 °C

LEDs

• Unit: Power, master, stack ID, FAN

• Per port: Link, speed, activity

Power Supply

• Max Power consumption: 31.4w

• 100-240V AC/50-60 Hz universal

input

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