X900-12X AND 24X SERIES Advanced Gigabit Layer 3+ Expandable Switches

Combined with one or two 12-port 10/100/1000BASE-T (RJ-45) copper expansion modules, the x900 is ideal for gigabit to the desktop or gigabit aggregation applications.The 12 x 100/1000BASE-X (SFP) expansion modules offer variable port options, designed for aggregating mixed copper and fiber links in server farms and data center applications.

x900 Layer 3+ switches provide maximum Gigabit Ethernet port density in a compact 1RU chassis.Their high degree of flexibility future-proofs your investment against changes in network infrastructure, topologies, and physical link requirements.

Reliability

Dual hot-swappable AC or -48V DC load- sharing power supplies packaged in the

x900-24X 1RU rack mount chassis, provide the ultimate in space saving, reliability and resiliency. These features, combined with front-to-back cooling, make the x900 series perfect for the high-density rack environment where space is at a premium.

Policy-Based Quality of Service

Comprehensive, low latency Quality of Service (QoS) features operating at wire-speed provide flow-based traffic management with full classification, prioritization, traffic shaping and min/max bandwidth profiles.The x900 QoS features are ideal for service providers wanting to ensure maximum availability of premium voice, video and data services, and at the same time manage customer service level agreements. For enterprise customers, the x900 QoS features protect productivity by guaranteeing performance of business-critical applications (including VoIP services), and help to restore and maintain responsiveness of enterprise applications in the workplace.

Performance

The x900-24X is a powerful Layer 3+ switch with a 168Gbps switching fabric, achieving wire- speed switching and routing performance with a forwarding rate of 71.4Mpps. It can support up to two wire-speed 10GbE ports for high performance, high capacity network applications.

The x900-12XT/S is a powerful Layer 3+ switch with a 84Gbps switching fabric, achieving wire- speed switching and routing performance with a forwarding rate of 35.7Mpps. It supports a 10GbE port for high performance, high capacity network applications.

Hardware Performance

Up to 256K IPv4 routes

Up to 16K MAC addresses maximum Up to 4K layer 2 multicast groups Up to 1K layer 3 IPv4 multicast groups 4K VLANs

512MB SDRAM

Separate packet buffer memory 64MB Flash Memory Switching Fabric

x900-24X 168Gbps

x900-12XT/S 84Gbps Forwarding Rate:

x900-24X 71.4Mpps3

x900-12XT/S 35.7Mpps4

Reliability

MTBF

x900-24X

With 1 PSU and 1 fan module: 93,700 hours

With 2 PSUs: 249,400 hours

(calculated using Telcordia SR-332 (Issue 1, May 2001) at 25°C ambient operating temperature)

x900-12XT/S

MTBF 103,000 hours

Power Characteristics

AC Voltage: 100 to 240V (+/-10% auto ranging)

Frequency: 47 to 63Hz

DC Voltage: 40 to 60V

Power Consumption

x900-24X

With 1 PSU and 1 fan module:

110 Watts (375 BTU/hr)

With 2 PSUs and 2 XEM-1XP modules: 191 Watts (652 BTU/hr)

x900-12XT/S

With 1 XEM-12: 104 Watts (355 BTU/hr)

With no XEM: 68 Watts (232 BTU/hr)

Environmental Specifications

Operating Temperature Range: 0°C to 40°C (32°F to 104°F)

Derated by 1°C per 305 Meters (1000ft)

Storage Temperature Range:

-25°C to 70°C (-13°F to 158°F)

Operating Relative Humidity Range: 5% to 80% non-condensing

Storage Relative Humidity Range: 5% to 95% non-condensing

Altitude:

3,050 Meters maximum (10,000ft)

Physical Dimensions

Height: 44.5mm (1.75")

Width: 440mm (16.7")

Depth: x900-24X: 440mm (16.7")5 x900-12XT/S: 350mm (13.2")5

Mounting: 19" rack mountable, 1RU form-factor

Weights

x900-24X:

With 1 PSU and 1 fan module:

7.3kg (16.1lbs), and 8.8kg (19.4lbs) packaged. With 2 PSUs and 2 XEM-1XP

modules:

9.3kg (20.5lbs), and 10.8kg (23.8lbs) packaged

x900-12XT/S:

No XEM: 5.3kg (11.6lbs), and 7.9kg (17.3lbs) packaged

With XEM-1XP fitted: 6.0kg (13.2lbs), and 8.6kg (18.9lbs) packaged

AT-PWR01 (AC or DC):

1.0kg, and packaged 1.8kg (3.9lbs) (AC) or 1.5kg (3.3lbs) (DC)

AT-FAN01:

0.6kg (1.3lbs), and 1.4kg (3.1lbs) packaged

Electrical Approvals and Compliances

EMC:

EN55022 class A, FCC class A,VCCI

 

class A

Immunity:

EN55024, EN61000-3 levels 2

 

(Harmonics), and 3 (Flicker)

 

– AC models only

NEBS:

GR63, GR1089 level 3

 

x900-24XT-N and XEM-12S.

Safety

 

Standards: UL60950-1, CAN/CSA-C22.2 No.

60950-1-03, EN60950-1,

EN60825-1, AS/NZS 60950.1

Certification: UL, cUL,TUV

Restrictions on Hazardous Substances (RoHS) Compliance

EU RoHS Compliant

Country of Origin

Singapore

3With two 12 x 1GbE expansion modules (SFP or RJ45) installed.

4With one 12 x 1GbE expansion modules (SFP or RJ45) installed.

5This depth measurement excludes the PSU handles.

Allied Telesis

www.alliedtelesis.com

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Allied Telesis x900-24x, x900-12x manual Hardware Performance

x900-12x, x900-24x specifications

Allied Telesis has established a strong presence in the networking industry with its innovative range of products, among which the x900-24x and x900-12x series is notable. These switches are designed to meet the demands of modern enterprise networks, providing robust performance, scalability, and advanced features for optimal network management.

The Allied Telesis x900-24x model is a 24-port Gigabit Ethernet switch, while the x900-12x model features 12 ports. Both switches are equipped with a variety of features that enhance their functionality. A significant characteristic of the x900 series is its layer 3 capabilities, which allow for advanced routing functions. This is essential for organizations looking to segment their networks and improve performance through efficient traffic management.

One of the standout features of these switches is their high-speed stacking capability. This allows multiple switches to be connected, effectively functioning as a single logical unit, which simplifies management and increases redundancy. The x900 series supports up to 48 Gbps stacking bandwidth, making it easy for businesses to expand their network without compromising performance.

Security is another priority for Allied Telesis, and the x900 switches come with a range of features, including Access Control Lists (ACLs) and IEEE 802.1X port-based authentication. These features help protect sensitive data and ensure that only authorized users can access the network. Additionally, the inclusion of DHCP snooping and dynamic ARP inspection contributes to enhanced security.

Performance-wise, the x900 series is optimized for handling high traffic loads, thanks to their non-blocking architecture and wire-speed performance. This ensures that data is transmitted quickly and efficiently, reducing latency and improving overall user experience.

The switches also support a variety of management options, including SNMP, Web-based interfaces, and an intuitive Command Line Interface (CLI). This flexibility makes it easier for IT administrators to configure, monitor, and manage the network.

In summary, the Allied Telesis x900-24x and x900-12x switches offer a powerful, reliable, and secure networking solution suitable for modern enterprise environments. Their robust features, such as stacking capability, advanced security options, and high performance, ensure that they can handle the challenges of today’s dynamic and demanding network landscapes. These switches are well-suited for organizations looking to enhance their network infrastructure and maintain optimal performance.