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| Managed Layer 2 Gigabit Ethernet ECO-Switch

AT -9000/28

Technical Specifications

Physical Interface

24 10/100/1000T ports for copper connectivity

and 4 SFP or 10/100/1000T combo ports

RJ-45 console port

System Capacity

128MB RAM

16MB flash memory

8K MAC address

Maximum Bandwidth

Non-blocking for all packet sizes

Throughput

41.6Mpps

Switching capacity

56Gbps

Switch fabric speed

62Gbps

Supports 9216 jumbo packets

Latency

10Mbit

> 78.77 usec

100Mbit

> 1.25 usec

1000Mbit

> 3.79 usec

Port Configurations

Auto-negotiation, duplex, MDI/MDI-X

IEEE 802.3x flow control / back pressure

Head of Line (HOL)

Storm Control

Broadcast, multicast and unicast

Spanning-Tree Support

IEEE 802.1D

Spanning-Tree Protocol

IEEE 802.1w

Rapid Spanning-Tree

Pass-through BPDU

Link Aggregation

Static port trunk

IEEE 802.3ad LACP link aggregation

Support for 12 groups per device

Trunk can support up to eight members per group

Allied Telesis

VLANs

Supports up to 4094 VLAN IDs

Support for 255 active VLANs

Port-based

IEEE 802.1Q VLAN tag

GARP

GVRP

GMRP

General Protocols

MAC address aging

Port mirroring

RFC 826

ARP

DHCP static IP configuration

RFC 2131

DHCP client

Administration

Web-based GUI

Industry standard CLI

RFC 854

Telnet

Network Time Protocol

HTTP

TFTP

Quality of Service (QoS)

IEEE 802.1p

QoS

Eight priority queues

Strict priority and weighted round robin

Multicast Standards

Layer 2 multicast forwarding and filtering

up to 256 groups

IGMPv1 and IGMPv2

Network Management

RFC 1157

SNMPv1/v2c

RFC 2570

SNMPv3

RFC 1215

SNMP traps

RFC 1213

MIB-II

RFC 1573

Extended interface MIB

RFC 1757

RMON 4 groups:

Stats, History, Alarms, Events

Security

Port security (limited/dynamic)

IEEE 802.1x

Basic port base

IEEE 802.1x

Multiple host mode

IEEE 802.1x

EAP-MD5

RFC 2865

Radius client

SSH server

Power Specifications

AC input electrical ratings

100-240V AC, 1A

Frequency

50/60Hz

Maximum DC current

3.5A

Maximum power consumption

30.74W

Maximum power consumption

in eco friendly mode

30.14W

Power supply efficiency

83%

Heat dissipation

104.09BTU /hours

Maximum acoustic noise

37.4 dB-A

Compliance Standards

IEEE 802.3

10T

IEEE 802.3u

100TX with auto-negotiation

IEEE 802.3ab

1000T Gigabit Ethernet

100FX SFP support

1000X SFP support

Environmental Specifications

Operating temp.

0°C to 40°C (32°F to 104°F)

Storage temp.

-25°C to 70°C (-13°F to 158°F)

Operating humidity 5% to 90% (non-condensing)

Storage humidity

5% to 95% (non-condensing)

Operating altitude range, up to 3,000 meters

(9,843 feet)

Safety and Electromagnetic

Emissions Certifications

EMI

FCC Class A, CISPR 22 Class A,

EN55022 Class A, C-TICK, VCCI

Immunity

EN55024, EN61000-3-2 and

EN61000-3-3

Safety

UL 60950 (cULus),

EN60950-1 (TUV)

Quality and reliability

MTBF – 340,000 hours

RoHS Standards

Compliant with European and China and RoHS standards

Package Description

AT-9000/28 switch

AC power cord

Management cable (RJ-45 to DB-9)

Rubber feet for desktop installation and

19" rack-mountable hardware kit accessories

Install guide and CLI user's guide available on the CD

and at www.alliedtelesis.com

Physical Specifications

Dimensions

44cm x 25.6cm x 4.4cm

(W x D x H)

(17.33" x 10.08" x 1.73")

Weight

3.62 kg (8.00 lbs)