Features Port density 12 10/100/1000 Base-T ports or 12 100/1000 Base-X ports Forwarding performance 24 Gbps Buffering 8 Mb Power supply Dual AC or DC (1+1 redundant) Fan redundancy Fanless

Dimensions Height 44.5 mm (1.75 in) Width 440 mm (17.3 in) Depth 250 mm (9.8 in)

Redundancy Redundant, AC/DC power supplies (internal) Fanless design

Interface capabilities Jumbo frame support up to 9216 bytes IEEE 802.3ah Link OAM

Physical design and mounting Rack mount 19-inch rack-mount supporting racks compliant with: ANSI/EIA-310-D ETS 300 119

Environmental Temperature Operating: - 20°C to 65°C (-4°F to 149°F) Non-operating: -25°C to 70°C (-13°F to 158°F) Humidity Relative: 5% to 90% at 40°C (104°F), non-condensing Non-operating: 95% maximum relative humidity, non-condensing

Electromagnetic emission ICES-003 Electromagnetic Emission FCC Class A EN 55022/CISPR-22 Class A/VCCI Class A AS/NZS 55022 EN 61000-3-2 Power Line Harmonics EN 61000-3-3 Voltage Fluctuation and Flicker EN 61000-6-3 Emission Standard (Supersedes: EN 50081-1)

MEF specifications MEF 2 Requirements and Framework for Ethernet Service Protection MEF 4 Metro Ethernet Network Architecture Framework Part 1: Generic Framework MEF 6.1 Metro Ethernet Services Definitions Phase 2 MEF 9 Abstract Test Suite for Ethernet Services at the UNI MEF 10.1 Ethernet Services Attributes Phase 2 MEF 11 User Network Interface (UNI) Requirements and Framework MEF 12 Metro Ethernet Network Architecture Framework Part 2: Ethernet Services Layer MEF 13 User Network Interface (UNI) Type 1 Implementation Agreement MEF 14 Abstract Test Suite for Traffic Management Phase 1 MEF 17 Service OAM Framework and Requirements (partial)

Immunity EN 61000-6-1 Generic Immunity and Susceptibility. This supersedes EN 50082-1. EN 55024 Immunity Characteristics. This supersedes: EN 61000-4-2 ESD EN 61000-4-3 Radiated, radio frequency, electromagnetic field EN 61000-4-4 Electrical fast transient EN 61000-4-5 Surge EN 61000-4-6 Conducted disturbances induced by radiofrequency fields EN 61000-4-8 Power frequency magnetic field EN 61000-4-11 Voltage dips and sags

Safety agency approvals CAN/CSA-C22.2 No. 60950-1-3 UL 60950-1 IEC 60950-1 EN 60950-1 Safety of Information Technology Equipment EN 60825-1 Safety of Laser Products—Part 1: Equipment Classification, Requirements and User’s Guide EN 60825-2 Safety of Laser Products—Part 2: Safety of Optical Fibre Communication Systems

Environmental regulatory compliance EU 2002/95/EC RoHS EU 2002/96/EC WEEE

IEEE compliance IEEE 802.3 10Base-T IEEE 802.3u 100Base-TX, 100Base-FX, 100Base-LX IEEE 802.3z 1000Base-SX/LX IEEE 802.3ab 1000Base-T 802.3 CSMA/CD Access Method and Physical Layer Specifications 802.3x Flow Control 802.3ad Link Aggregation 802.1Q Virtual Bridged LANs 802.1D MAC Bridges 802.1w Rapid STP 802.1s Multiple Spanning Trees 802.1x Port-based Network Access Control 802.1ad Provider Bridges 802.1ag Connectivity Fault Management (CFM)