Aruba 2540 48G 4SFP+ Switch (JL355A)
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Aruba 2540 48G 4SFP+ Switch (JL355A)

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Aruba 2540 48G 4SFP+ Switch (JL355A)
The Aruba 2540 48G 4SFP+ Switch (JL355A) is a switch that is designed for the digital workplace and is optimised for mobile users. With advanced security and network management tools—Aruba ClearPass Policy Manager and Aruba AirWave—this layer-2 access switch is easy to deploy and manage. With support from Aruba Central, you can quickly set up remote branch sites with little or no IT support. A powerful Aruba ProVision ASIC delivers performance, robust feature support, and value with flexible programmability for future applications.The Aruba 2540 Switch Series provides a convenient and cost-effective wired access solution that can be quickly set up with Zero Touch Provisioning. PoE+ models deliver power across all access ports for wireless APs, security cameras, and IoT devices.

Aruba 2540 48G 4SFP+ Switch (JL355A) Key Features

Aruba Layer 2 switch series with static and RIP routing, ACLs, and robust QoS
Advanced security and network management tools like Aruba ClearPass Policy Manager, Aruba Central and Aruba Airwave
Simple deployment with Zero Touch Provisioning and cloud-based Aruba Central support
Convenient built-in 10 GbE uplinks and up to 370 W PoE+
Limited Lifetime Warranty
The 2540 has wire-speed backhaul bandwidth capacity with built-in 10 GbE uplinks, robust QoS, static and RIP routing, IPv6 and includes a limited lifetime warranty with no software licensing required.

Aruba 2540 48G 4SFP+ Switch (JL355A) Technical Specification
I/O ports and slots
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
Additional ports and slots
1 dual-personality (RJ-45 or USB micro-B) serial console port
Physical characteristics
Dimensions: 17.42(w) x 9.7(d) x 1.73(h) in. (44.25 x 24.63 x 4.39 cm) (1U height)
Weight: 6.83 lb (3.10 kg)
Memory and processor
Dual Core ARM Coretex A9 @ 1016 MHz, 1 GB DDR3 SDRAM; Packet buffer size: 12.38 MB 4.5 MB Ingress/7.875 MB Egress, 4 GB eMMC
Performance
100 Mb Latency: < 3.8 μs (64-byte packets)
1000 Mb Latency: < 1.6 μs (64-byte packets)
Throughput: up to 112.0 Mpps
Switching capacity: 176 Gbps
Routing table size: 2,000 entries (IPv4), 1,000 entries (IPv6)
MAC address table size: 16,384 entries
Environment
Operating temperature: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
Nonoperating/Storage temperature: -40°F to 158°F (-40°C to 70°C); up to 15,000 Feet
Nonoperating/Storage relative humidity: 15% to 95% @ 149°F (65°C)
Power: 54.1 dB, Pressure: 40.2 dB
Airflow direction: Side-to-side
Electrical Characteristics
Frequency: 50/60 Hz
Maximum heat dissipation: 159 BTU/hr (167.74 kJ/hr)
Voltage: 100–127/200–240 VAC, rated
Current: 0.9/0.6 A
Maximum power rating: 46.6 W
Idle power: 32.7 W
Notes:
Idle power is the actual power consumption of the device with no ports connected. Maximum power rating andmaximum heat dissipation are the worst-case theoretical maximum numbers provided for planning the infrastructure with fully loaded PoE (if equipped), 100% traffic, all ports plugged in, and all modules populated..
Safety
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, 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
Aruba Central and Aruba AirWave Network Management;
IMC—Intelligent Management Center; command-line interface;
Web browser; configuration menu;
SNMP manager;
Telnet; RMON1; FTP; Out-of-band management (serial RS-232C or micro USB)
Services
Refer to the Hewlett Packard Enterprise website at www.hpe.com/networking/services for details on the service-level descriptions and product numbers. For details about services and response times in your area, please contact your local Hewlett Packard Enterprise sales office.
Aruba 2540 48G 4SFP+ Switch (JL355A)
The Aruba 2540 48G 4SFP+ Switch (JL355A) is a switch that is designed for the digital workplace and is optimised for mobile users. With advanced security and network management tools—Aruba ClearPass Policy Manager and Aruba AirWave—this layer-2 access switch is easy to deploy and manage. With support from Aruba Central, you can quickly set up remote branch sites with little or no IT support. A powerful Aruba ProVision ASIC delivers performance, robust feature support, and value with flexible programmability for future applications.The Aruba 2540 Switch Series provides a convenient and cost-effective wired access solution that can be quickly set up with Zero Touch Provisioning. PoE+ models deliver power across all access ports for wireless APs, security cameras, and IoT devices.

Aruba 2540 48G 4SFP+ Switch (JL355A) Key Features

Aruba Layer 2 switch series with static and RIP routing, ACLs, and robust QoS
Advanced security and network management tools like Aruba ClearPass Policy Manager, Aruba Central and Aruba Airwave
Simple deployment with Zero Touch Provisioning and cloud-based Aruba Central support
Convenient built-in 10 GbE uplinks and up to 370 W PoE+
Limited Lifetime Warranty
The 2540 has wire-speed backhaul bandwidth capacity with built-in 10 GbE uplinks, robust QoS, static and RIP routing, IPv6 and includes a limited lifetime warranty with no software licensing required.

Aruba 2540 48G 4SFP+ Switch (JL355A) Technical Specification
I/O ports and slots
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
Additional ports and slots
1 dual-personality (RJ-45 or USB micro-B) serial console port
Physical characteristics
Dimensions: 17.42(w) x 9.7(d) x 1.73(h) in. (44.25 x 24.63 x 4.39 cm) (1U height)
Weight: 6.83 lb (3.10 kg)
Memory and processor
Dual Core ARM Coretex A9 @ 1016 MHz, 1 GB DDR3 SDRAM; Packet buffer size: 12.38 MB 4.5 MB Ingress/7.875 MB Egress, 4 GB eMMC
Performance
100 Mb Latency: < 3.8 μs (64-byte packets)
1000 Mb Latency: < 1.6 μs (64-byte packets)
Throughput: up to 112.0 Mpps
Switching capacity: 176 Gbps
Routing table size: 2,000 entries (IPv4), 1,000 entries (IPv6)
MAC address table size: 16,384 entries
Environment
Operating temperature: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
Nonoperating/Storage temperature: -40°F to 158°F (-40°C to 70°C); up to 15,000 Feet
Nonoperating/Storage relative humidity: 15% to 95% @ 149°F (65°C)
Power: 54.1 dB, Pressure: 40.2 dB
Airflow direction: Side-to-side
Electrical Characteristics
Frequency: 50/60 Hz
Maximum heat dissipation: 159 BTU/hr (167.74 kJ/hr)
Voltage: 100–127/200–240 VAC, rated
Current: 0.9/0.6 A
Maximum power rating: 46.6 W
Idle power: 32.7 W
Notes:
Idle power is the actual power consumption of the device with no ports connected. Maximum power rating andmaximum heat dissipation are the worst-case theoretical maximum numbers provided for planning the infrastructure with fully loaded PoE (if equipped), 100% traffic, all ports plugged in, and all modules populated..
Safety
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, 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
Aruba Central and Aruba AirWave Network Management;
IMC—Intelligent Management Center; command-line interface;
Web browser; configuration menu;
SNMP manager;
Telnet; RMON1; FTP; Out-of-band management (serial RS-232C or micro USB)
Services
Refer to the Hewlett Packard Enterprise website at www.hpe.com/networking/services for details on the service-level descriptions and product numbers. For details about services and response times in your area, please contact your local Hewlett Packard Enterprise sales office.