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Connectivity
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Dual-personality functionality: four 10/100/1000 ports or mini-GBIC slots for optional fiber connectivity such as Gigabit-SX, -LX, or -LH
Performance
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48 Gbps backplane with up to 34.7 million pps (ProCurve 2824) and 96 Gbps backplane with up to 69.8 million pps (ProCurve 2848): ten times the bandwidth for low-latency throughput
Resiliency and high availability
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IEEE 802.3ad Link Aggregation Protocol (LACP) and ProCurve trunking: support up to 24 trunks, each with up to 8 links (ports) per trunk
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Spanning Tree Protocol (IEEE 802.1D): provides redundant links while preventing network loops
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IEEE 802.1w Rapid Convergence Spanning Tree Protocol: increases network uptime through faster recovery from failed links
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IEEE 802.1s Multiple Spanning Tree: provides high link availability in multiple VLAN environments by allowing multiple spanning trees
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Optional external redundant power supply: provides uninterrupted power
Layer 2 switching
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VLAN support and tagging: supports the IEEE 802.1Q (4,096 VLAN IDs) and 256 VLANs simultaneously
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GARP VLAN Registration Protocol: allows automatic learning and dynamic assignment of VLANs
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Jumbo packet support: supports up to 9,216 byte frame size to improve performance of large data transfers
Layer 3 routing
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Basic IP routing: enables automatic routing to the connected VLANs and up to 16 static routes--including one default route--in IP networks
Security
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Dynamic ARP protection: blocks ARP broadcasts from unauthorized hosts, preventing eavesdropping or theft of network data
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Dynamic IP lockdown: works with DHCP protection to block traffic from unauthorized host, preventing IP source address spoofing
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Port security: allows access only to specified MAC addresses, which can be learned or specified by the administrator
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MAC address lockout: prevents configured particular MAC addresses from connecting to the network
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Multiple user authentication methods:
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IEEE 802.1X industry-standard way of user authentication using an IEEE 802.1X supplicant on the client in conjunction with a RADIUS server
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Web-based authentication similar to IEEE 802.1X, provides a browser-based environment to authenticate clients that do not support the IEEE 802.1X supplicant
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MAC-based authentication client is authenticated with the RADIUS server based on the client's MAC address
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Secure FTP: allows secure file transfer to/from the switch; protects against unwanted file downloads or unauthorized copying of switch configuration file
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TACACS+: eases switch management security administration by using a password authentication server
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Source-port filtering: allows only specified ports to communicate with each other
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Secure Shell (SSHv2): encrypts all transmitted data for secure, remote command-line interface (CLI) access over IP networks
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Secure Sockets Layer (SSL): encrypts all HTTP traffic, allowing secure access to the browser-based management GUI in the switch
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Switch management logon security: can require either RADIUS or TACACS+ authentication for secure switch CLI logon
Convergence
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IP multicast snooping and data-driven IGMP: automatically prevents flooding of IP multicast traffic
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IEEE 802.1AB Link Layer Discovery Protocol (LLDP): automated device discovery protocol for easy mapping by network management applications
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Per-port broadcast throttling: selectively configure broadcast control on heavy traffic port uplinks
Quality of Service (QoS)
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Traffic prioritization (IEEE 802.1p): allows real-time traffic classification into 8 priority levels mapped to 4 queues
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Class of Service (CoS): sets the IEEE 802.1p priority tag based on IP address, IP Type of Service (ToS), L3 protocol, TCP/UDP port number, source port, and DiffServ
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Layer 4 prioritization: enables prioritization based on TCP/UDP port numbers
Manageability
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RMON, XRMON, sFlow, and SMON: provide advanced monitoring and reporting capabilities for statistics, history, alarms, and events
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Friendly port names: allow assignment of descriptive names to ports
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Auto-MDIX: automatically adjusts for straight-through or crossover cables on all 10/100/1000 ports
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Dual flash images: provides independent primary and secondary operating system files for backup while upgrading
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Software updates: free downloads from the Web
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Stacking capability: single IP address management for a virtual stack of up to 16 switches, including the ProCurve 2500 series, 2510 series, 2600 series, 2800 series, 2810 series, 2900 series, 3400cl series, 3500yl series, 4200vl series, 6108, 6200yl-24G-mGBIC, and 6400cl series
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Find-Fix-and-Inform: finds and fixes common network problems automatically, then informs administrator
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Troubleshooting: ingress/egress port monitoring enables network problem-solving
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Multiple configuration files: multiple config files can be stored to the flash image
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