 Manufacturer | Hewlett-Packard |
 Manufacturer Part Number | J4904A#ABA |
 Manufacturer Website Address | www.hp.com |
 Product Line | ProCurve |
 Product Name | ProCurve 2848 Ethernet Switch |
 Product Type | Ethernet Switch |
 Interfaces/Ports | 48 x 10/100/1000Base-T |
 Interfaces/Ports Details | 48 x RJ-45 Port 10/100/1000Base-T Auto MDI/MDI-X1 x DB-9 Port Console Management |
 Connectivity Media | Twisted Pair 10/100/1000Base-T |
 Data Transfer Rate | 1Gbps Gigabit Ethernet100Mbps Fast Ethernet10Mbps Ethernet |
 Performance | 71.4Mpps Throughput96Gbps Switching Fabric |
 Expansion Slots | 4 x Expansion Slot |
 Slot Details | 4 x SFP (mini-GBIC) |
 Flow Control | IEEE 802.3x (Full-duplex) |
 Address Table | 16K MAC Addresses |
 Management | HP ProCurve Manager (included) HP ProCurve Manager Plus Command line interface Web browser Configuration menu Out-of-band management (serial RS-232C) |
 Protocols | TFTPBootPTelnetTCP/IPARPIGMPRADIUSSMON |
 Memory | 16MB Flash Memory |
 Input Voltage | 100 V AC to 127 V AC200 V AC to 240 V AC |
 Input Current | 0.6A0.3A |
 Frequency | 50 Hz to 60 Hz |
 Power Consumption | 100 W |
 Power Supply | Redundant Optional |
 Temperature | 32 °F (0 °C) to 131 °F (55 °C) Operating-40 °F (-40 °C) to 158 °F (70 °C) Storage |
 Humidity | 15% to 95% Non-condensing Relative Humidity Operating15% to 90% Non-condensing Relative Humidity Storage |
 Altitude | 15091 ft Maximum |
 Thermal Dissipation | 341 BTU/s Maximum |
 Form Factor | 19" Rack-mountable |
 Shipping Dimensions | 6.75" Height x 19.5" Width x 22.5" Depth |
 Shipping Weight | 14.5 lb |
 Package Contents | Mounts in a standard 19 in. rack (hardware included) HP ProCurve Manager (included) |
 Additional Information | 4 dual-personality ports-each port can be used as either an RJ-45 10/100/1000 port (IEEE 802.3 Type 10Base-T; 802.3u Type 100Base-TX; 802.3ab 1000Base-T Gigabit Ethernet) or an open mini-GBIC slot (for use with mini-GBIC transceivers)Latency: 100 MB: <11.8 µs (FIFO 64-byte packets) 1000 MB: <4.4 µs (FIFO 64-byte packets)Dual-personality functionality: Four 10/100/1000 ports or mini-GBIC slots for optional fiber connectivity such as Gigabit-SX, -LX, or -LH Basic IP routing: Enables automatic routing with up to 16 external routes-including one default route-in IP networks IP multicast (data-driven IGMP): Automatically prevents flooding of IP multicast traffic Optional redundant power supply: Provides uninterrupted power in case of a power supply failure RMON and extended RMON: Provides advanced monitoring and reporting capabilities for statistics, history, alarms, and events Port security: Prevents unauthorized access using MAC address lockdown TACACS+ : Eases switch management security administration by using a password authentication server Secure Shell (SSHv2): Encrypts all transmitted data for secure CLI remote access over IP networks VLAN: Supports up to 60 port-based VLANs, GVRP, and 802.1Q VLAN tagging Traffic prioritization (802.1p): Allows real-time traffic classification into 8 priority levels Per-port broadcast throttling:Selectively configure broadcast control on heavy traffic port uplinks |
 Certifications & Standards | IEEE 802.3X Flow Control IEEE 802.1X Network Login IEEE 802.1Q VLANs IEEE 802.1Q VLAN tagging IEEE 802.1Q GVRP IEEE 802.1p Priority IEEE 802.1D Spanning Tree IEEE 802.1w Rapid Convergence Spanning Tree IEEE 802.3ad Link Aggregation Control Protocol RFC 783 TFTP RFC 951 BootP RFC 1542 BootP RFC 854 Telnet RFC 768 UDP RFC 792 ICMP RFC 793 TCP RFC 826 ARP RFC 2030 Simple Network Time Protocol RFC 2236 IGMPv1/v2/v3 RFC 1492 TACACS+ RFC 2138 RADIUS RFC 2866 RADIUS accounting RFC 1493 Bridge MIB RFC 1213 MIB II RFC 2096 IP Forwarding Table MIB RFC 2737 Entity MIB RFC 2863 RFC 2665 Ethernet MIB RFC 2819 Four groups of RMON: 1 (statistics), 3 (alarm), and 9 (events) RFC 2021 RMON probe configuration (RMON v2) RFC 2668 802.3 MAU MIB RFC 2613 SMON RFC 2674 802.1p and 802.1Q Bridge MIB RFC 2618 RADIUS Client MIB RFC 2620 RADIUS Accounting MIBSafety: cUL (CSA 950) EN 60950/IEC 950 NOM-019-SCFI-1994 UL 1950 3rd edition Emissions: FCC Class A EN 55022/CISPR 22 Class A VCCI Class A Immunity: EN 55024/CISPR 24 ESD: IEC 61000-4-2, 4 kV CD, 8 kV AD Radiated: IEC 61000-4-3, 3V/m EFT/Burst: IEC 61000-4-4, 1.0 kV (power line), 0.5 kV (signal line) Surge: IEC 61000-4-5, 1 kV/2 kV AC Conducted: IEC 61000-4-6, 3V Power frequency magnetic field: IEC 61000-4-8, 1A/m, 50 or 60 Hz Voltage dips and interruptions: IEC 61000-4-11, >95% reduction, 0.5 period; 30% reduction, 25 periods Harmonics: EN 61000-3-2/IEC 61000-3-2 Flicker: EN 61000-3-3/IEC 61000-3-3 |
 Standard Warranty | Lifetime |
 Additional Warranty Information | With next-business-day advance replacement |