Specifications

• Ports
  •  48 RJ-45 connectors for 10BASE-T/100BASE-TX/1000BASE-T with 4 Gigabit combo ports shared between mini-GBIC ports; console port; auto medium dependent interface (MDI) and MDI crossover (MDI-X); auto negotiate/manual setting; RPS port for connecting to redundant power supply unit
• Buttons
  •  Reset button
• Cabling type
  •  Unshielded twisted pair (UTP) Category 5 or better for 10BASE-T/100BASE-TX; UTP Category 5e or better for 1000BASE-T
• LEDs
  •  PWR, Fan, Link/Act, PoE, Speed, RPS, Master, Stack ID 1 through 8

Performance

• Switching capacity
  •  96 Gbps nonblocking
• Forwarding capacity
  •  71.4 mpps (64-byte packets)

 Stacking

• Stack operation
• Up to 192 ports in a stack
• Hot insertion and removal
• Ring and chain stacking options
• Master and backup master for resilient stack control
• Auto-numbering or manual configuration of units in stack

Layer 2 

• MAC table size
  •  8000
•  Number of VLANs
  •  256 active VLANs (4096 range)

VLAN

• Port-based and 802.1Q tag-based VLANs; protocol-based VLAN; management VLAN; multicast TV VLAN; Private VLAN Edge (PVE); Generic VLAN Registration Protocol (GVRP)
•  Head-of-line (HOL) blocking
  •  HOL blocking prevention

Layer 3

• Layer 3 options
  •  Static routing; classless interdomain routing (CIDR); 60 static routes; IPv4 and IPv6; forwarding in silicon - wire-speed forwarding of Layer 3 traffic

 IPv6

• IPv6 options
  •  IPv6 over Ethernet, dual stack, IPv6 over IPv4 network with Intra-Site Automatic Tunnel Addressing Protocol (ISATAP) tunnel, IPv6 neighbor discovery, stateless address configuration, maximum transmission unit (MTU) discovery, WEB, SSL, Telnet, Ping, Traceroute, Simple Network Time Protocol (SNTP), Trivial File Transfer Protocol (TFTP), Simple Network Management Protocol (SNMP), RADIUS, access control lists (ACLs), QoS, protocol based VLANs

Management

• Web user interface
  •  Built-in web user interface for easy browser-based configuration
• (HTTP/HTTPS)
• SNMP
  •  SNMP versions 1, 2c, and 3 with support for trap
• SNMP MIBs
  •  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, and 9 only), RFC2737 entity MIB, RFC 2618 RADIUS client MIB, RFC 1215 traps
• Remote Monitoring (RMON)
  • Embedded RMON software agent supports 4 RMON groups (history, statistics, alarms, and events) for enhanced traffic management, monitoring, and analysis)
• Firmware upgrade
  •  Web browser upgrade (HTTP/HTTPS) and TFTP
• Dual images for resilient firmware upgrades
• Port mirroring
  •  Traffic on a port can be mirrored to another port for analysis with a network analyzer or RMON probe.
• Other management
  • Traceroute; single IP management; SSL security for web user interface; SSH; RADIUS; port mirroring; TFTP upgrade; Dynamic Host Configuration Protocol (DHCP) client; BOOTP; SNTP; Xmodem upgrade; cable diagnostics; Ping; syslog; Telnet client (SSH secure support)

Security

• IEEE 802.1X
  •  802.1X-RADIUS authentication, MD5 hash; guest VLAN; single/multiple host mode
• ACLs
  •  Drop or rate limit based on source and destination MAC or IP address, protocol, port, VLAN, differentiated services code point (DSCP)/IP precedence, TCP/ User Datagram Protocol (UDP) source and destination ports, 802.1p priority, Ethernet type, Internet Control Message Protocol (ICMP) packets, Internet Group Management Protocol (IGMP) packets, DHCP snooping, Address Resolution Protocol (ARP) inspection, and IP source address guard
• Up to 1018 rules

Availability 

• Link aggregation
  •  Using IEEE 802.3ad Link Aggregation Control Protocol (LACP), up to 8 ports in up to 8 groups
• Storm control
  •  Broadcast, multicast, and unknown unicast
• Spanning Tree
  •  IEEE 802.1D Spanning Tree, IEEE 802.1w Rapid Spanning Tree, IEEE 802.1s Multiple Spanning Tree, and Fast Linkover
• DoS prevention
  •  DoS attack prevention
• IGMP (version 1 and 2) snooping
  •  Limits bandwidth-intensive multicast traffic to only the requestors; supports 256 multicast groups
• Power redundancy
  •  Connection to RPS unit for power redundancy
• Quality of service
• Priority levels
  •  4 hardware queues
• Scheduling
  •  Priority queuing and weighted round-robin (WRR)
• Class of service
  •  Port-based; 802.1p VLAN priority-based; IPv4/v6 IP precedence/ToS/DSCP based; DiffServ; classification and re-marking ACLs
• Rate limiting
  •  Ingress policer; egress rate control; per VLAN
• Statistics
  •  16 meters
• Standards
  •  802.3 10BASE-T Ethernet, 802.3u 100BASE-TX Fast Ethernet, 802.3ab 1000BASE-T Gigabit Ethernet, 802.3z Gigabit Ethernet, 802.3x flow control, 802.3ad LACP, 802.3af PoE, 802.1D Spanning Tree Protocol (STP), 802.1Q/p VLAN, 802.1w Rapid STP, 802.1s Multiple STP, 802.1x port access authentication

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