HP J9781A

Switch s managementem

• Routing/Switching: Layer 2 Only
• 48x 10/100 RJ45 portů + 2x 10/100/1000 RJ45 porty + 2x Gb SFP porty + 1x Dual-personality (RJ-45 nebo USB micro-B) serial console port
• WDRR, ACLs, IPv4/IPv6 host support
• Virtual stacking - single IP address management až pro 16 switchů
• Šetří více energie: 802.3az a Idle port (Nižší spotřeba při neaktivitě portu)
• Tichý chod - regulace rychlosti větráků
• Montáž do 19“ racku, montáž na zeď
• Doživotní záruka: Záruka 99 let!
• Oprava výměnou následující pracovní den!
• Nově: 3-letá 24x7 Softwarová podpora v ceně!

Charakteristika řady 2530

Quality of Service (QoS)

Traffic prioritization (IEEE 802.1p); Simplified QoS configuration; Port-based; VLAN-based; Class of Service (CoS); Rate limiting; Layer 4 prioritization; Flow control

Management

Choice of management interfaces; Web graphical user interface (GUI); Command-line (CLI); Simple Network Management Protocol (SNMPv1/v2c/v3); Virtual stacking; sFlow (RFC 3176); IEEE 802.1AB Link Layer Discovery Protocol (LLDP); Logging; Port mirroring ; RMON (remote monitoring); Find-Fix-Inform; Friendly port names; Dual flash images; Multiple configuration files; Front-panel LEDs; Locator LED; Per-port LEDs; Power and fault LEDs

Connectivity

IPv6; IPv6 host; Dual stack (IPv4/IPv6); MLD snooping; IEEE 802.3af Power over Ethernet (PoE); IEEE 802.3at Power over Ethernet Plus; Auto-MDIX; Pre-standard PoE support; Small Form-Factor Pluggable (SFP) slots; Dual-personality (RJ-45 or USB micro-B) serial console port

Layer 2 switching

VLANs; Jumbo packet support; 16K MAC address table; GARP VLAN Registration Protocol

Security

Access control lists (ACLs); Source-port filtering; RADIUS/TACACS+; Secure Sockets Layer (SSL); Port security; MAC address lockout; Multiple user authentication methods; IEEE 802.1X; Web-based authentication; MAC-based authentication; Secure Shell (SSHv2) (client and server); Secure Shell; STP BPDU port protection; STP Root Guard; Secure management access; Custom banner; Secure FTP; Protected ports CLI; Authentication flexibility; Multiple IEEE 802.1X users per port; Concurrent IEEE 802.1X and Web or MAC authentication schemes per port; Switch management logon security

Convergence

LLDP-MED (Media Endpoint Discovery); IP multicast (data-driven IGMP); IEEE 802.1AB Link Layer Discovery Protocol (LLDP); PoE and PoE+ allocations; Voice VLAN; IP multicast (data-driven IGMPv3)

Resiliency and high availability

Port trunking and link aggregation; Trunking; IEEE 802.3ad Link Aggregation Protocol (LACP); IEEE 802.1s Multiple Spanning Tree

Product architecture

Energy-efficient design; IEEE 802.3az; Port low power mode; Fans; Port LEDs; Switch on a chip

Flexibility

Flexible mounting; Rackable; Wall mountable; Surface mountable; Quiet operation

Warranty and support

Lifetime warranty; Electronic and telephone support; Software releases

Technická specifikace

Porty 48 RJ-45 autosensing 10/100 ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX)

• Duplex: half or full; 2 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; 2 fixed Gigabit Ethernet SFP ports; 1 dual-personality (RJ-45 or USB micro-B) serial console port

Rámování

Mounts in an EIA-standard 19-inch telco rack or equipment cabinet (rack-mounting kit available); horizontal surface mounting; wall mounting

Paměť a procesor

Processor : ARM9E @ 800 MHz, 128 MB flash, packet buffer size: 3 MB dynamically allocated, 256 MB DDR3 DIMM

Čekací doba 100 Mb Latency: < 6.6 µs (LIFO 64-byte packets); 1000 Mb Latency: < 2.2 µs (LIFO 64-byte packets) Datový tok up to 13 million pps (64-byte packets)

Funkce správy

IMC - Intelligent Management Center; command-line interface; Web browser; configuration menu; Out-of-band management (serial RS-232C or MicroUSB); IEEE 802.3 Ethernet MIB; Repeater MIB; Ethernet Interface MIB

Přepínací kapacita 17.6 Gbps

Obecné protokoly

IEEE 802.1D MAC Bridges; IEEE 802.1p Priority; IEEE 802.1Q VLANs; IEEE 802.1s Multiple Spanning Trees; IEEE 802.1w Rapid Reconfiguration of Spanning Tree; IEEE 802.3 Type 10BASE-T; IEEE 802.3ab 1000BASE-T; IEEE 802.3ad Link Aggregation Control Protocol (LACP); IEEE 802.3af Power over Ethernet; IEEE 802.3at Power over Ethernet Plus; IEEE 802.3az Energy Efficient Ethernet; IEEE 802.3x Flow Control; RFC 768 UDP; RFC 783 TFTP Protocol (revision 2); RFC 792 ICMP; RFC 793 TCP; RFC 826 ARP; RFC 854 TELNET; RFC 868 Time Protocol; RFC 951 BOOTP; RFC 1350 TFTP Protocol (revision 2); RFC 1542 BOOTP Extensions; RFC 2030 Simple Network Time Protocol (SNTP) v4; RFC 2131 DHCP

Správa sítě

IEEE 802.1AB Link Layer Discovery Protocol (LLDP); RFC 1098 A Simple Network Management Protocol (SNMP); RFC 2819 Four groups of RMON: 1 (statistics), 2 (history), 3 (alarm) and 9 (events); ANSI/TIA-1057 LLDP Media Endpoint Discovery (LLDP-MED); SNMPv1/v2c/v3

Spotřeba energie 29.9 W (maximum), 17.1 W (s