PHYSICAL INTERFACES

• 2540 24G 4SFP+ Switch (JL354A):
  • 24 RJ-45 autosensing 10/100/1000 ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX, IEEE 802.3ab Type 1000BASE-T); Duplex: 10BASE-T/100BASE-TX: half or full; 4 SFP+ 1/10GbE ports; PHY-less
• 2540 48G 4SFP+ Switch (JL355A):
  • 48 RJ-45 autosensing 10/100/1000 ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX, IEEE 802.3ab Type 1000BASE-T); Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 4 SFP+ 1/10GbE ports; PHY-less
• 2540 24G PoE+ 4SFP+ Switch (JL356A):
  • 24 RJ-45 autosensing 10/100/1000 PoE+ ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE- TX, IEEE 802.3ab Type 1000BASE-T, IEEE 802.3at PoE+); Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 4 SFP+ 1/10GbE ports; PHY-less
• 2540 48G PoE+ 4SFP+ Switch (JL357A):
  • 48 RJ-45 autosensing 10/100/1000 PoE+ ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE- TX, IEEE 802.3ab Type 1000BASE-T, IEEE 802.3at PoE+); Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 4 SFP+ 1/10GbE ports; PHY-less

ADDITIONAL PORTS AND SLOTS

• 1 dual-personality (RJ-45 or USB micro-B) serial console port

MEMORY AND PROCESSOR

• Dual Core ARM Coretex A9 @ 1016 MHz, 1 GB DDR3 SDRAM
• Packet buffer size: 12.38 MB 4.5 MB Ingress/7.785 MB Egress, 4 GB eMMC

DIMENSIONS

• 2540 24G 4SFP+ Switch (JL354A):
  • (H) 4.39 cm x (W) 44.42 cm x (D) 20.02 cm (1.73” x 17.42” x 7.88”) (1U height)
  • Weight: 5.31 lb (2.41kg)
• 2540 48G 4SFP+ Switch (JL355A):
  • (H) 4.39 cm x (W) 44.42 cm x (D) 24.63 cm (1.73” x 17.42” x 9.7”) (1U height)
  • Weight: 6.83 lb (3.10kg)
• 2540 24G PoE+ 4SFP+ Switch (JL356A):
  • (H) 4.39 cm x (W) 44.42 cm x (D) 30.42 cm (1.73” x 17.42” x 11.98”) (1U height)
  • Weight: 8.6 lb (3.90kg)
• 2540 48G PoE+ 4SFP+ Switch (JL357A):
  • (H) 4.39 cm x (W) 44.42 cm x (D) 30.42 cm (1.73” x 17.42” x 11.98”) (1U height)
  • Weight: 9.83 lb (4.46kg)

PERFORMANCE

• 1000 Mb Latency: < 3.8 µs (64-byte packets)
• 10 Gbps Latency: < 1.6 µs (64-byte packets)
• Routing table size: 2,000 entries (IPv4), 1,000 entries (IPv6)
• MAC address table size: 16,384 entries
• 2540 24G 4SFP+ Switch (JL354A),
  2540 24G PoE+ 4SFP+ Switch (JL356A):
  • Throughput: up to 95.2 Mpps
  • Switching capacity: 128 Gbps
• 2540 48G 4SFP+ Switch (JL355A),
  2540 48G PoE+ 4SFP+ Switch (JL357A):
  • Throughput: up to 112.0 Mpps
  • Switching capacity: 176 Gbps

ENVIRONMENTAL

• Operating temperature range: 32°F to 113°F (0°C to 45°C); up to 5,000 Feet,
  -0°C to 40°C (32°F to 104°F) up to 10,000 Feet
• Operating relative humidity: 15% to 95% @ 104°F (40°C), noncondensing
• Storage temperature range: -40°C to 70°C (-40°F to 158°F)
• Nonoperating/Storage temperature: -40°F to 158°F (-40°C to 70°C); up to 15,000 Feet
• Nonoperating/Storage relative humidity :Acoustic: See data sheet
  • 2540 24G 4SFP+ Switch (JL354A), 
    2540 48G 4SFP+ Switch (JL355A): 
    15% to 95% @ 149°F (65°C), noncondensing
  • 2540 24G PoE+ 4SFP+ Switch (JL356A), 
    2540 48G PoE+ 4SFP+ Switch (JL357A): 
    15% to 95% @ 149°F (65°C)
• Airflow direction: Side-to-side
•  

ELECTRICAL CHARACTERISTICS

• Frequency: 50/60 Hz
• 80plus.org Certification:Voltage: See data sheet
  • 2540 24G PoE+ 4SFP+ Switch (JL356A), 
    2540 48G PoE+ 4SFP+ Switch (JL357A):
    Silver
• Current: See data sheet
• Maximum heat dissipation: See data sheet
• Maximum power rating: See data sheet
• Idle power:
  • 2540 24G 4SFP+ Switch (JL354A), 
    2540 48G 4SFP+ Switch (JL355A):
    Idle power is the actual power consumption of the device with no ports connected. Maximum power rating and maximum heat dissipation are the worst-case theo- retical maximum numbers provided for planning the infrastructure with fully loaded PoE (if equipped), 100% traffic, all ports plugged in, and all modules populated.
  • 2540 24G PoE+ 4SFP+ Switch (JL356A), 
    2540 48G PoE+ 4SFP+ Switch (JL357A):
    370 W PoE+
• PoE power:
  • 2540 24G PoE+ 4SFP+ Switch (JL356A), 
    2540 48G PoE+ 4SFP+ Switch (JL357A):
    Idle power is the actual power consumption of the device with no ports connected. Maximum power rating and maximum heat dissipation are the worst-case theo- retical maximum numbers provided for planning the infrastructure with fully loaded PoE (if equipped), 100% traffic, all ports plugged in, and all modules populated.

SAFETY CERTIFICATIONS

• UL 60950-1, 2nd Edition
• EN 60950-1:2006 +A11:2009 +A1:2010 +A12:2011 +A2:2013
• IEC 60950-1:2005 +A1:2009 +A2:2013
• CSA 22.2 No. 60950-1-07 2nd
• EN 60825-1:2007/IEC 60825-1:2007 Class 1

EMISSIONS

• VCCI Class A; CNS 13438; ICES-003 Class A; FCC CFR 47 Part 15, Class A; EN 55022: 2010/CISPR-22, Class A

IMMUNITY

• Generic: EN 55024:2010/CISPR 24
• ESD: IEC 61000-4-2
• Radiated: IEC 61000-4-3
• EFT/Burst: IEC 61000-4-4
• Surge: IEC 61000-4-5
• Conducted: IEC 61000-4-6
• Power frequency magnetic field: IEC 61000-4-8
• Voltage dips and interruptions: IEC 61000-4-11
• Harmonics: EN 61000-3-2, IEC 61000-3-2
• Flicker: EN 61000-3-3, IEC 61000-3-3

MANAGEMENT AND MONITORING

• Aruba AirWave Network Management
• IMC – Intelligent Management Center
• Command line interface
• Graphical user interface (Web browser)
• Configuration menu
• SNMP manager
• Telnet
• RMON1
• FTP
• Out-of-band management (serial RS-232C or micro USB)