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Specifications:
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Standards
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IEEE 802.3, 802.3u, 802.3ab, 802.3x, 802.1p, 802.1Q
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Ports
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Twenty-four 10/100/1000 RJ-45 ports and 2 shared Mini-GBIC slots
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Cabling type
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Category 5 Ethernet or better
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LEDs
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System, Link/Activity, Gigabit
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Performance
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Switching capacity
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48 Gbps, nonblocking
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MAC table size
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8000
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Number of VLANs
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256 - static
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Management
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Web user interface
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Built-in web user interface for easy browser-based configuration (HTTP/HTTPS)
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SNMP
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SNMP versions 1, 2, and 3 with support for traps
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SNMP MIBs
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RFC1213 MIB-2, RFC2863 interface MIB, RFC2665 Ether-like MIB, RFC1493 bridge MIB, RFC2674 extended bridge MIB (P-bridge, Q-bridge), RFC2819 RMON MIB (groups 1,2,3,9 only), RFC2737 entity MIB, RFC 2618 RADIUS client MIB
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RMON
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Embedded RMON software agent supports 4 RMON groups (history, statistics, alarms, and events) for enhanced traffic management, monitoring, and analysis.
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Firmware upgrade
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Web browser upgrade (HTTP)
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Trivial File Transfer Protocol (TFTP) upgrade
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Port mirroring
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Traffic on a port can be mirrored to another port for analysis with a network analyzer or RMON probe
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Other management
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RFC854 Telnet (menu-driven configuration)
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SSH and Telnet management
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Telnet client
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SSL security for web user interface
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Switch audit log
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Dynamic Host Configuration Protocol (DHCP) client
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BOOTP
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Simple Network Time Protocol (SNTP)
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Xmodem upgrade
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Cable diagnostics
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Ping
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Traceroute
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Security Features
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IEEE 802.1X
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802.1X - RADIUS authentication; MD5 encryption
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Access control lists (ACLs)
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Differentiated services code point (DSCP)/IP precedence-based class of service (CoS)
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IPv6 traffic-class-based CoS
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IP address
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Subnet mask
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Protocol
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Service type
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MAC address
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VLAN ID
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TCP/ User Datagram Protocol (UDP) port
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Availability
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Link aggregation
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Link aggregation using IEEE 802.3ad LACP
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Up to 8 ports in up to 8 trunks
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Storm control
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Broadcast, multicast, and unknown unicast
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Spanning Tree
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IEEE 802.1d Spanning Tree, IEEEE 802.1s Multiple Spanning Tree, IEEE 802.1w Rapid Spanning Tree, Fast Linkover
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IGMP snooping
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IGMP (versions 1 and 2) snooping provides for fast client joins and leaves of multicast streams and limits bandwidth-intensive video traffic to only the requestors.
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QoS
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Priority levels
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4 hardware queues
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Scheduling
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Priority queuing and weighted round-robin (WRR)
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Class of service
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Port based
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802.1p VLAN priority based
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IP ToS/differentiated services code point (DSCP) based
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IPv4 and IPv6 traffic class based
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Rate limiting
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Ingress policer, egress shaper
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Layer 2
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VLAN
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Port-based and 802.1Q-based VLANs
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PVE
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Management VLAN
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Head-of-line (HOL) blocking
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HOL blocking prevention
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Jumbo frame
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Supports frames up to 10 KB
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Dynamic VLAN
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GVRP - dynamic VLAN registration
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Standards
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802.3i 10BASE-T Ethernet, 802.3u 100BASE-TX Fast Ethernet, 802.3ab 1000BASE-T Gigabit Ethernet, 802.3z Gigabit Ethernet, 802.3x flow control
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Environmental
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Dimensions
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16.93 x 1.75 x 13.78
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W x H x D
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(430mm x 44.5mm x 350mm)
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Unit weight
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7.54 lbs (3.42kg)
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Power
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100-240V, 50-60Hz, internal, universal
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Certification
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FCC Part 15 Class A, CE Class A, UL, cUL, CE mark, CB
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Operating temperature
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0 to 40C (32 to 104F)
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Storage temperature
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-20 to 70C (-4 to 158F)
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Operating humidity
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10% to 90%
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Storage humidity
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10% to 95%
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