HP A5500 EI Switch Series

Overview:

These Gigabit Ethernet switches deliver outstanding security, reliability, and multiservice support capabilities for robust switching at the edge or aggregation layer of large enterprise and campus networks or in the core layer of SMB networks. The HP A5500 EI Switch Series is comprised of Layer 2/3 Gigabit Ethernet switches that can accommodate the most demanding applications and provide resilient and secure connectivity as well as the latest traffic prioritization technologies to enhance applications on convergent networks. With complete IPv4/IPv6 dual stack support, the series provides investment protection with an easy transition from IPv4 to IPv6 networks. Designed for increased flexibility, these switches are available with 24 or 48 Gigabit Ethernet ports. Power over Ethernet (PoE) and non-PoE models are available with optional GbE and 10 GbE expansion capability. The all-fiber model with dual power supplies is ideal for applications that require the highest availability.

• High expandability for investment protection
• Premium security and integrated management
• Multilayer reliability
• Convergence-ready support
• Outstanding quality of service (QoS)

HP A5500 EI Switch Series Models:

	A5500-24G EI Switch with 2 Interface Slots (JD377A)
	A5500-24G DC EI Switch (JD373A)
	A5500-24G-PoE EI Switch (JD378A)
	A5500-48G EI Switch with 2 Interface Slots (JD375A)
	A5500-48G-PoE EI Switch (JD376A)
	A5500-24G-SFP EI Switch with 2 Interface Slots (JD374A)
	A5500-24G-SFP DC EI Switch (JD379A)

Features and Benefits:

Quality of Service (QoS)

• Storm restraint — allows limitation of broadcast, multicast, and unknown unicast traffic rate to cut down on unwanted broadcast traffic on the network
• Advanced classifier-based QoS — classifies traffic using multiple match criteria based on Layer 2, 3, and 4 information; applies QoS policies such as setting priority level and rate limit to bi-directional selected traffic on a per-port, per-VLAN, or whole switch basis
• Powerful QoS feature — creates traffic classes based on ACLs, IEEE 802.1p precedence, IP, DSCP or ToS precedence; supports filter, redirect, mirror, or remark; supports the following congestion actions: strict priority queuing (SP), weighted round robin (WRR), SP+WRR, weighted fair queuing (WFQ), and weighted random early discard (WRED)
• Traffic policing — supports Committed Access Rate (CAR) and line rate

Management

• Friendly port names — allow assignment of descriptive names to ports
• Remote configuration and management — is available through a secure Web browser or a command-line interface (CLI)
• Manager and operator privilege levels — enable read-only (operator) and read-write (manager) access on CLI and Web browser management interfaces
• Command authorization — leverages HWTACACS to link a custom list of CLI commands to an individual network administrator's login; also provides an audit trail
• Secure Web GUI — provides a secure, easy-to-use graphical interface for configuring the module via HTTPS
• Dual flash images — provide independent primary and secondary operating system files for backup while upgrading
• Multiple configuration files — can be stored to the flash image
• Complete session logging — provides detailed information for problem identification and resolution
• SNMPv1, v2c, and v3 — facilitate centralized discovery, monitoring, and secure management of networking devices
• Remote monitoring (RMON) — uses standard SNMP to monitor essential network functions; supports events, alarm, history, and statistics group plus a private alarm extension group
• IEEE 802.1AB Link Layer Discovery Protocol (LLDP) — automated device discovery protocol provides easy mapping by network management applications
• sFlow (RFC 3176) — provides scalable, ASIC-based wire-speed network monitoring and accounting with no impact on network performance; this allows network operators to gather a variety of sophisticated network statistics and information for capacity planning and real-time network monitoring purposes
• Management VLAN — segments traffic to and from management interfaces, including CLI/telnet, a Web browser interface, and SNMP
• Remote Intelligent Mirroring — mirrors ingress/egress ACL-selected traffic from a switch port or VLAN to a local or remote switch port anywhere on the network
• Device Link Detection Protocol (DLDP) — monitors cable between two switches and shuts down the ports on both ends if the cable is broken, preventing network problems such as loops
• IPv6 management — future-proofs networking, as the switch is capable of being managed whether the attached network is running IPv4 or IPv6; supports pingv6, tracertv6, Telnetv6, TFTPv6, DNSv6, syslogv6, FTPv6, SNMPv6, DHCPv6, and RADIUS for IPv6
• Troubleshooting — ingress and egress port monitoring enable network problem solving; virtual cable tests provide visibility into cable problems
• in-service software upgrade (ISSU) — enables operators to perform upgrades in the shortest possible amount of time with minimal risk to network operations or traffic disruptions

Connectivity

• Auto-MDIX — automatically adjusts for straight-through or crossover cables on all 10/100/1000 ports
• Flow control — using standard IEEE 802.3x, it provides back pressure to reduce congestion in heavy traffic situations
• Jumbo packet support — supports up to 9216-byte frame size to improve performance of large data transfers
• Optional 10 Gigabit Ethernet ports — allow the addition of 10 Gigabit Ethernet connections for uplinks or high-bandwidth server connections; flexibly supports XFP, SFP+, or CX4 local connections
• High-density port connectivity — provides up to 48 fixed 10/100/1000BASE-T or 24 SFP 100/1000BASE-X ports in a Layer 2/Layer 3 stackable switch supporting unique IRF stacking
• IEEE 802.3af Power over Ethernet (PoE) support — simplifies deployment and dramatically reduces installation costs by helping to eliminate the time and cost involved in supplying local power at each access point location
• Ethernet OAM — provides a Layer 2 link performance and fault detection monitoring tool, which reduces failover and network convergence times
• High-bandwidth CX4 and SFP+ local stacking — provide 10 Gbps SPF+ or 12 Gbps CX4 local stacking cables; achieve a resilient stacking configuration

Performance

• Nonblocking architecture — up to 192 Gbps nonblocking switching fabric provides wire-speed switching with up to 143 million pps throughput
• Hardware-based wire-speed access control lists (ACLs) — feature-rich ACL implementation (TCAM based) helps ensure high levels of security and ease of administration without impacting network performance

Resiliency and high availability

• Separate data and control paths — keeps control separated from services and keeps service processing isolated; increases security and performance
• External redundant power supply — provides high reliability
• Smart link — allows 50 ms failover between links
• Spanning Tree/MSTP, RSTP — provides redundant links while preventing network loops
• Rapid Ring Protection Protocol (RRPP) — connects multiple switches in a high-performance ring using standard Ethernet technology; traffic can be rerouted around the ring in less than 50 ms, reducing the impact on traffic and applications
• Virtual Router Redundancy Protocol (VRRP) — allows a group of routers to dynamically back each other up to create highly available routed environments,
• Intelligent Resilient Framework (IRF) — creates virtual resilient switching fabrics, where two or more switches perform as a single Layer 2 switch, Layer 3 router; switches do not have to be co-located and can be part of a disaster recovery system; servers or switches can be attached using standard LACP for automatic load-balancing and high availability; simplifies network operation by eliminating the complexity of Spanning Tree, Equal-Cost Multipath (ECMP), or VRRP
• IP Fast Reroute (FRR) — forms backup paths and allows 50 ms switchover in case of a main path fault

Layer 2 switching

• 32K MAC addresses — provide access to many Layer 2 devices
• IEEE 802.1ad QinQ and Selective QinQ — increase the scalability of an Ethernet network by providing a hierarchical structure; connect multiple LANs on a high-speed campus or metro network
• GARP VLAN Registration Protocol (GVRP) — allows automatic learning and dynamic assignment of VLANs
• IEEE 802.1ad QinQ — increases the scalability of an Ethernet network by providing a hierarchical structure; connects multiple LANs on a high-speed campus or metro network
• 10 GbE port aggregation — allows grouping of ports to increase overall data throughput to a remote device
• IGMP and MLD snooping — effectively control and manage the flooding of multicast packets in a Layer 2 network

Layer 3 services

• Address Resolution Protocol (ARP) — determines the MAC address of another IP host in the same subnet
• Dynamic Host Configuration Protocol (DHCP) — simplifies the management of large IP networks and supports client and server; DHCP Relay enables DHCP operation across subnets
• Loopback interface address — defines an address in Routing Information Protocol (RIP) and OSPF that can always be reachable, improving diagnostic capability
• User Datagram Protocol (UDP) helper function — allows UDP broadcasts to be directed across router interfaces to specific IP unicast or subnet broadcast addresses and prevents server spoofing for UDP services such as DHCP
• Route maps — provide more control during route redistribution; allow filtering and altering of route metrics

• IPv4 routing protocols — support static routes, RIP, OSPF, ISIS, and BGP
• IPv6 routing protocols — provide routing of IPv6 at wire speed; support static routes, RIPng, OSPFv3, IS-ISv6, and BGP4+ for IPv6
• Equal-Cost Multipath (ECMP) — enables multiple equal-cost links in a routing environment to increase link redundancy and scale bandwidth
• Policy-based routing — makes routing decisions based on policies set by the network administrator
• IGMPv1, v2, and v3 — allow individual hosts to be registered on a particular VLAN
• PIM-SSM, PIM-DM, and PIM-SM (for IPv4 and IPv6) — support IP Multicast address management and inhibition of DoS attacks
• IPv6 tunneling — allows a smooth transition from IPv4 to IPv6 by encapsulating IPv6 traffic over an existing IPv4 infrastructure
• Unicast Reverse Path Forwarding (uRPF) — is defined by RFC 3704 and limits erroneous or malicious traffic
• Bidirectional Forwarding Detection (BFD) — enables link connectivity monitoring and reduces network convergence time for RIP, OSPF, BGP, IS-IS, VRRP, and IRF

• Access control lists (ACLs) — provide IP Layer 2 to Layer 4 traffic filtering; support global ACL, VLAN ACL, port ACL, and IPv6 ACL
• IEEE 802.1X — industry-standard method of user authentication using an IEEE 802.1X supplicant on the client in conjunction with a RADIUS server
• MAC-based authentication — authenticates the client with the RADIUS server based on the client's MAC address
• Identity-driven security and access control —
  • Per-user ACLs — permit or deny user access to specific network resources based on user identity and time of day, allowing multiple types of users on the same network to access specific network services without risk to network security or unauthorized access to sensitive data
  • Automatic VLAN assignment — automatically assigns users to the appropriate VLAN based on their identities
• Secure management access — securely encrypts all access methods (CLI, GUI, or MIB) through SSHv2, SSL, and/or SNMPv3
• Secure File Transfer Protocol (FTP) — allows secure file transfer to and from the switch; protects against unwanted file downloads or unauthorized copying of switch configuration file
• Guest VLAN — similar to IEEE 802.1X, it provides a browser-based environment to authenticated clients
• Endpoint Admission Defense (EAD) — provides security policies to users accessing a network
• Port security — allows access only to specified MAC addresses, which can be learned or specified by the administrator
• Port isolation — secures and adds privacy, and prevents malicious attackers from obtaining user information
• STP BPDU port protection — blocks Bridge Protocol Data Units (BPDUs) on ports that do not require BPDUs, preventing forged BPDU attacks
• STP Root Guard — protects root bridge from malicious attack or configuration mistakes
• DHCP protection — blocks DHCP packets from unauthorized DHCP servers, preventing denial-of-service attacks
• Dynamic ARP protection — blocks ARP broadcasts from unauthorized hosts, preventing eavesdropping or theft of network data
• IP source guard — helps prevent IP spoofing attacks
• RADIUS/HWTACACS — eases switch management security administration by using a password authentication server
• Multiple Customer Edge (MCE) — facilitates MPLS VPN network integration with up to 64 VPNs support
• Unicast Reverse Path Forwarding (URPF) — allows normal packets to be forwarded correctly, whereas the attaching packet will be discarded due to lack of reverse path route or incorrect inbound interface; prevents source spoofing and distributed attacks; supports distributed URPF

Convergence

• IEEE 802.1AB Link Layer Discovery Protocol (LLDP) — is an automated device discovery protocol for easy mapping by network management applications
• LLDP-MED — is a standard extension that automatically configures network devices, including LLDP-capable IP phones
• LLDP-CDP compatibility — receives and recognizes CDP packets from Cisco's IP phones for seamless interoperation
• IEEE 802.3af Power over Ethernet — provides up to 15.4 W per port to PoE-powered devices such as IP phones, wireless access points, and video cameras
• PoE allocations — support multiple methods (automatic, IEEE 802.3af class, LLDP-MED, or user specified) to allocate PoE power for more efficient energy savings
• Voice VLAN — automatically assigns VLAN and priority for IP phones, simplifying network configuration and maintenance
• IP multicast snooping (data-driven IGMP) — automatically prevents flooding of IP multicast traffic
• Internet Group Management Protocol (IGMP) — is used by IP hosts to establish and maintain multicast groups; supports v1, v2, and v3; utilizes Any-Source Multicast (ASM) or Source-Specific Multicast (SSM) to manage IPv4 multicast networks
• Protocol Independent Multicast (PIM) — is used for IPv4 and IPv6 multicast applications; supports PIM dense mode (DM), sparse mode (SM), and source-specific mode (SSM)
• Multicast Source Discovery Protocol (MSDP) — is used for inter-domain multicast applications, allowing multiple PIM-SM domains to interoperate
• Multicast Border Gateway Protocol (MBGP) — allows multicast traffic to be forwarded across BGP networks, separate from unicast traffic
• Multicast VLAN — allows multiple VLANs to receive the same IPv4 or IPv6 multicast traffic, reducing network bandwidth demand by eliminating multiple streams to each VLAN

Device support

• Cisco prestandard PoE support — detects and provides power to Cisco's prestandard PoE devices such as wireless LAN access points and IP phones

Additional information

• Green IT and power — use the latest advances in silicon development, shut off unused ports, and use variable-speed fans to improve power efficiency
• Green initiative support — provides support for RoHS and WEEE regulations

Warranty and support

• 1-year warranty — with advance replacement and 10-calendar-day delivery (available in most countries)
• Electronic and telephone support — limited electronic and telephone support is available from HP; refer to www.hp.com/networking/warranty for details on the support provided and the period during which support is available
• Software releases — refer to www.hp.com/networking/warranty for details on the software releases provided and the period during which software releases are available for your product(s)

Specifications:

	A5500-24G EI (JD377A)	A5500-24G DC EI (JD373A)	A5500-24G-PoE EI (JD378A)
Port
	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) Media Type: Auto-MDIX Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 4 dual-personality ports auto-sensing 10/100/1000Base-T or SFP 2 port expansion module slots 1 RJ-45 serial console port Supports a maximum of 24 autosensing 10/100/1000 ports	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) Media Type: Auto-MDIX Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 4 dual-personality ports auto-sensing 10/100/1000Base-T or SFP 2 port expansion module slots 1 RJ-45 serial console port Supports a maximum of 24 autosensing 10/100/1000 ports	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 802.3af PoE) Media Type: Auto-MDIX Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 4 dual-personality ports auto-sensing 10/100/1000Base-T or SFP 2 port expansion module slots 1 RJ-45 serial console port Supports a maximum of 24 autosensing 10/100/1000 ports
Physical characteristics
Dimensions	11.81(d) x 17.32(w) x 1.72(h) in. (30 x 44 x 4.36 cm) (1U height)	11.81(d) x 17.32(w) x 1.72(h) in. (30 x 44 x 4.36 cm) (1U height)	16.54(d) x 17.32(w) x 1.72(h) in. (42 x 44 x 4.36 cm) (1U height)
Weight	8.82 lb. (4 kg)	8.82 lb. (4 kg)	8.82 lb. (4 kg)
Memory and processor
	256 MB SDRAM, 32 MB flash; packet buffer size: 2 MB	256 MB SDRAM, 32 MB flash; packet buffer size: 2 MB	256 MB SDRAM, 32 MB flash; packet buffer size: 2 MB
Mounting
	Mounts in an EIA standard 19-in. telco rack or equipment cabinet (hardware included)	Mounts in an EIA standard 19-in. telco rack or equipment cabinet (hardware included)	Mounts in an EIA standard 19-in. telco rack or equipment cabinet (hardware included)
Performance
1000 Mb Latency	< 3.2 µs	< 3.2 µs	< 3.2 µs
10 Gbps Latency	< 2.6 µs	< 2.6 µs	< 2.6 µs
Throughput	107.2 million pps	107.2 million pps	107.2 million pps
Routing/Switching capacity	144 Gbps	144 Gbps	144 Gbps
Routing table size	12000 entries	12000 entries	12000 entries
Environment
Operating temperature	32°F to 113°F (0°C to 45°C)	32°F to 113°F (0°C to 45°C)	32°F to 113°F (0°C to 45°C)
Operating relative humidity	10% to 90%, noncondensing	10% to 90%, noncondensing	10% to 90%, noncondensing
Non-Operating temperature	-40°F to 158°F (-40°C to 70°C)	-40°F to 158°F (-40°C to 70°C)	-40°F to 158°F (-40°C to 70°C)
Non-Operating relative humidity	5% to 95%, noncondensing	5% to 95%, noncondensing	5% to 95%, noncondensing
Electrical characteristics
Maximum heat dissipation	375 BTU/hr (395.63 kJ/hr)	358 BTU/hr (377.69 kJ/hr)	700 BTU/hr (738.5 kJ/hr)
Voltage	100-240 VAC	-	100-240 VAC
DC voltage	-	-48 to -60 VDC	-52 to -55 VDC
Maximum power rating	110 W	105 W	575 W
PoE power	-	-	370 W
Frequency	50/60 Hz	50/60 Hz	50/60 Hz
Notes	Maximum power rating and maximum 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.	Maximum power rating and maximum 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.	Maximum power rating and maximum 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. PoE power is the power supplied by the internal power supply. It is dependent on the type and quantity of power supplies and may be supplemented with the use of an external power supply (EPS). With DC input, the maximum power consumption is 485 W (370 W for PoE)
Safety
	UL 60950-1EN 60825-1 Safety of Laser Products-Part 1EN 60825-2 Safety of Laser Products-Part 2IEC 60950-1CAN/CSA-C22.2 No. 60950-1EN 60950-1/A11FDA 21 CFR Subchapter JROHS Compliance

	A5500-48G EI (JD375A)	A5500-48G-PoE EI (JD376A)
Port
	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) Media Type: Auto-MDIX Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 4 dual-personality ports auto-sensing 10/100/1000Base-T or SFP 2 port expansion module slots 1 RJ-45 serial console port Supports a maximum of 48 autosensing 10/100/1000 ports	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 802.3af PoE) Media Type: Auto-MDIX Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 4 dual-personality ports auto-sensing 10/100/1000Base-T or SFP 2 port expansion module slots 1 RJ-45 serial console port Supports a maximum of 48 autosensing 10/100/1000 ports
Physical characteristics
Dimensions	11.81(d) x 17.32(w) x 1.72(h) in. (30 x 44 x 4.36 cm) (1U height)	16.54(d) x 17.32(w) x 1.72(h) in. (42 x 44 x 4.36 cm) (1U height)
Weight	9.92 lb. (4.5 kg)	14.33 lb. (6.5 kg)
Memory and processor
	256 MB SDRAM, 32 MB flash; packet buffer size: 4 MB	256 MB SDRAM, 32 MB flash; packet buffer size: 4 MB
Mounting
	Mounts in an EIA standard 19-in. telco rack or equipment cabinet (hardware included)	Mounts in an EIA standard 19-in. telco rack or equipment cabinet (hardware included)
Performance
1000 Mb Latency	< 3.2 µs	< 3.2 µs
10 Gbps Latency	< 2.6 µs	< 2.6 µs
Throughput	142.9 million pps	142.9 million pps
Routing/Switching capacity	192 Gbps	192 Gbps
Routing table size	12000 entries	12000 entries
Environment
Operating temperature	32°F to 113°F (0°C to 45°C)	32°F to 113°F (0°C to 45°C)
Operating relative humidity	10% to 90%, noncondensing	10% to 90%, noncondensing
Non-Operating temperature	-40°F to 158°F (-40°C to 70°C)	-40°F to 158°F (-40°C to 70°C)
Non-Operating relative humidity	5% to 95%, noncondensing	5% to 95%, noncondensing
Electrical characteristics
Maximum heat dissipation	392 BTU/hr (413.56 kJ/hr)	921 BTU/hr (971.66 kJ/hr)
Voltage	100-240 VAC	100-240 VAC
DC voltage	-	-52 to -55 VDC
Maximum power rating	115 W	910 W
PoE power	-	740 W
Frequency	50/60 Hz	50/60 Hz
Notes	Maximum power rating and maximum 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.	Maximum power rating and maximum 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. PoE power is the power supplied by the internal power supply. It is dependent on the type and quantity of power supplies and may be supplemented with the use of an external power supply (EPS). With AC input, the maximum power consumption is 640 W (370 W for PoE).
Safety
	UL 60950-1EN 60825-1 Safety of Laser Products-Part 1EN 60825-2 Safety of Laser Products-Part 2IEC 60950-1CAN/CSA-C22.2 No. 60950-1EN 60950-1/A11FDA 21 CFR Subchapter JROHS Compliance
	A5500-24G-SFP EI (JD374A)	A5500-24G-SFP DC EI (JD379A)
Port
	24 fixed Gigabit Ethernet SFP ports 8 dual-personality ports auto-sensing 10/100/1000Base-T or SFP 2 port expansion module slots 1 RJ-45 serial console port	24 fixed Gigabit Ethernet SFP ports 8 dual-personality ports auto-sensing 10/100/1000Base-T or SFP 2 port expansion module slots 1 RJ-45 serial console port
Physical characteristics
Dimensions	14.17(d) x 17.32(w) x 1.72(h) in. (36 x 44 x 4.36 cm) (1U height)	14.17(d) x 17.32(w) x 1.72(h) in. (36 x 44 x 4.36 cm) (1U height)
Weight	13.89 lb. (6.3 kg)	13.89 lb. (6.3 kg)
Memory and processor
	256 MB SDRAM, 32 MB flash; packet buffer size: 2 MB	256 MB SDRAM, 32 MB flash; packet buffer size: 2 MB
Mounting
	Mounts in an EIA standard 19-in. telco rack or equipment cabinet (hardware included)	Mounts in an EIA standard 19-in. telco rack or equipment cabinet (hardware included)
Performance
1000 Mb Latency	< 3.2 µs	< 3.2 µs
10 Gbps Latency	< 2.6 µs	< 2.6 µs
Throughput	107.2 million pps	107.2 million pps
Routing/Switching capacity	144 Gbps	144 Gbps
Routing table size	12000 entries	12000 entries
Environment
Operating temperature	32°F to 113°F (0°C to 45°C)	32°F to 113°F (0°C to 45°C)
Operating relative humidity	10% to 90%, noncondensing	10% to 90%, noncondensing
Non-Operating temperature	-40°F to 158°F (-40°C to 70°C)	-40°F to 158°F (-40°C to 70°C)
Non-Operating relative humidity	5% to 95%, noncondensing	5% to 95%, noncondensing
Electrical characteristics
Maximum heat dissipation	392 BTU/hr (413.56 kJ/hr)	392 BTU/hr (413.56 kJ/hr)
Voltage	100-240 VAC	-
DC voltage	-	-48 to -60 VDC
Maximum power rating	115 W	115 W
PoE power	-	-
Frequency	50/60 Hz	50/60 Hz
Notes	Maximum power rating and maximum 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.	Maximum power rating and maximum 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 60950-1EN 60825-1 Safety of Laser Products-Part 1EN 60825-2 Safety of Laser Products-Part 2IEC 60950-1CAN/CSA-C22.2 No. 60950-1EN 60950-1/A11FDA 21 CFR Subchapter JROHS Compliance

Additional Features:

(Applies to All Switches in Series)

Services and Support:

HP Care Packs for HP Networking

HP A5500 24-port EI Switch Series (JC099A, JC100A, JC103A, JD374A, JD379A)

• 3-year, 4-hour onsite, 13x5 coverage for hardware (UV870E)
• 3-year, 4-hour onsite, 24x7 coverage for hardware (UV873E)
• 3-year, 4-hour onsite, 24x7 coverage for hardware, 24x7 SW phone support and SW updates (UV876E)
• 3-year, 24x7 SW phone support, software updates (UV879E)
• Installation with minimum configuration, system-based pricing (UW451E)
• 4-year, 4-hour onsite, 13x5 coverage for hardware (UV871E)
• 4-year, 4-hour onsite, 24x7 coverage for hardware (UV874E)
• 4-year, 4-hour onsite, 24x7 coverage for hardware, 24x7 software phone (UV877E)
• 4-year, 24x7 SW phone support, software updates (UV880E)
• 5-year, 4-hour onsite, 13x5 coverage for hardware (UV872E)
• 5-year, 4-hour onsite, 24x7 coverage for hardware (UV875E)
• 5-year, 4-hour onsite, 24x7 coverage for hardware, 24x7 software phone (UV878E)
• 5-year, 24x7 SW phone support, software updates (UV881E)
• 3 Yr 6 hr Call-to-Repair Onsite (UW966E)
• 4 Yr 6 hr Call-to-Repair Onsite (UW967E)
• 5 Yr 6 hr Call-to-Repair Onsite (UW968E)

HP A5500 48-port EI Switch Series (JD375A, JD376A)

• 3-year, 4-hour onsite, 13x5 coverage for hardware (HQ080E)
• 3-year, 4-hour onsite, 24x7 coverage for hardware (HQ081E)
• 3-year, 4-hour onsite, 24x7 coverage for hardware, 24x7 SW phone support and SW updates (HQ084E)
• 3-year, 24x7 SW phone support, software updates (HQ083E)
• Installation with minimum configuration, system-based pricing (UW451E)
• 4-year, 4-hour onsite, 13x5 coverage for hardware (HQ085E)
• 4-year, 4-hour onsite, 24x7 coverage for hardware (HQ086E)
• 4-year, 4-hour onsite, 24x7 coverage for hardware, 24x7 software phone (HQ093E)
• 4-year, 24x7 SW phone support, software updates (HQ091E)
• 5-year, 4-hour onsite, 13x5 coverage for hardware (HQ088E)
• 5-year, 4-hour onsite, 24x7 coverage for hardware (HQ089E)
• 5-year, 4-hour onsite, 24x7 coverage for hardware, 24x7 software phone (HQ094E)
• 5-year, 24x7 SW phone support, software updates (HQ092E)
• 3 Yr 6 hr Call-to-Repair Onsite (HQ082E)
• 4 Yr 6 hr Call-to-Repair Onsite (HQ087E)
• 5 Yr 6 hr Call-to-Repair Onsite (HQ090E)

HP Networking Services

Services that add value to your business
The warranties on HP Networking products provide a robust foundation for ongoing network support, but many customers have advanced support needs. Today's enterprise businesses, regardless of their size, are under increasing pressure to reduce the cost and complexity of supporting their network infrastructures. Demand for new services from businesses and their end users is constantly increasing. HP offers an affordable, comprehensive portfolio of networking services for organizations of all sizes. HP has a unique services advantage you can benefit from, and HP is the only vendor in the IT industry that can provide integrated and consistent support for your entire technology infrastructure worldwide, including networking, servers and storage, and imaging and printing, as well as desktop and mobile computing, to help you grow your business with expert support that is affordable, personal, and scaled to your needs. HP Networking's implementation and design centers simplify your network planning, while HP Technology and Enterprise Services deliver choice and flexibility.

HP provides a full range of custom services to meet the end-to-end networking needs of our customers. HP Network Lifecycle Services form the core foundation of network consulting, assessments, planning, design, integration, deployment, and management. They are available as standalone services or can be crafted to deliver solutions across the services portfolio, spanning network performance, network security and risk management, global deployment, data center networking, wireless LAN/mobility, and Unified Communications and Collaboration.

Documentation:

HP A5500 EI Switch Series Datasheet (.PDF)