3Com 2928 Data Sheet - Page 3

3COM® BASELINE SWITCH 2900 PLUS FAMILY SPECIFICATIONS Information in this section is relevant to all members of the 3Com Baseline Switch 2900 Plus family, unless otherwise stated. CONNECTORS Switch 2916-SFP Plus 16 10BASE-T/100BASE-X/1000BASE-T Switch 2924-SFP Plus 24 10BASE-T/100BASE-X/1000BASE-T Switch 2924-PWR Plus 24 10BASE-T/100BASE-X/1000BASE-T, PoE-enabled Switch 2948-SFP Plus 48 10BASE-T/100BASE-X/1000BASE-T All switches 4 Gigabit SFP ports, dual-purposed with 4 of the above 10/100/1000 ports (configurable as 10/100/1000 or SFP) All copper ports are auto MDI/MDIX, auto-negotiating RJ-45 Front-mounted console port PERFORMANCE Switch 2916-SFP Plus 32 Gbps switching capacity, max. 23.7 Mpps forwarding rate, max. Switch 2924-SFP Plus 48 Gbps switching capacity, max. 35.5 Mpps forwarding rate, max. Switch 2924-PWR Plus 48 Gbps switching capacity, max. 35.5 Mpps forwarding rate, max. Switch 2948-SFP Plus 96 Gbps switching capacity, max. 71.4 Mpps forwarding rate, max. All models Wirespeed performance Store-and-forward switching LAYER 2 SWITCHING 8,192 MAC addresses in address table 256 port-based VLANs (IEEE 802.1Q) IEEE 802.3ad Link Aggregation, automated (LACP) and manual aggregation: 8 trunks, max.; 8 ports per trunk, max. Auto-negotiation of port speed and duplex Auto-voice VLAN for automatic vendor-independent segregation and prioritization of VoIP traffic IEEE 802.3x flow control (half- and full-duplex) IEEE 802.1D Spanning Tree Protocol (STP) IEEE 802.1w Rapid Spanning Tree Protocol (RSTP) Internet Group Management Protocol (IGMP) v1 and 2 on Layer 2 interfaces Jumbo frames (up to 9K bytes) Multicast filtering CONVERGENCE 4 hardware queues per port, with IEEE 802.1p Class of Service/Quality of Service (CoS/QoS) on egress Weighted Round Robin queuing Traffic prioritization at Layer 2 using 802.1p QoS, and at Layer 3 using Type of Service (TOS) with Differentiated Services Code Point (DSCP) Ingress/egress rate shaping Auto VLAN assignment for voice traffic determined by vendor OUI CoS remarking for prioritization of VoIP traffic SECURITY IEEE 802.1X Network login Access Control Lists (ACLs) MAC-based Layer 2 filtering rules: • source/destination address • Ethertype • CoS • VLAN IP-based Layer 3 filtering rules: • protocol • source/destination address • TCP/UDP port • DSCP value • IP precedence Management communications are encrypted via HTTPS POWER OVER ETHERNET (Switch 2924-PWR Plus, only) IEEE 802.3af 180W per switch, max. MANAGEMENT Web-based configuration and management System configuration with SNMP v1 and 2 Compatible with SNMP management tools like 3Com Network Supervisor and 3Com Network Director* CLI via console Management communications are encrypted via HTTPS LED INDICATORS Module active, power, network traffic/duplex mode, link status/speed AT-A-GLANCE TRAFFIC MONITORING Ports: active, enabled, disabled Modules: present, active POWER SUPPLY Switch 2916-SFP Plus Current rating: 1A, max. Power dissipation: 198.0 BTU/hr, max. Switch 2924-SFP Plus Current rating: 1.5A, max. Power dissipation: 286.7 BTU/hr, max. Switch 2924-PWR Plus Current rating: 5.1A, max. Power dissipation: 1,194.6 BTU/hr, max. Switch 2948-SFP Plus Current rating: 1.5A, max. Power dissipation: 238.9 BTU/hr, max. All switches Input voltage: 100-240 VAC, 50/60 Hz Power inlet: IEC 320 DIMENSIONS Height: 4.4 cm (1.7 in or 1 RU) Width: 44.0 cm (17.3 in) Depth- 2916-SFP, 2924-SFP, 2924-PWR: 17.1 cm (6.7 in) 2948-SFP: 23.8 cm (9.4 in) Weight- 2916-SFP: 1.8 kg (4.0 lb) 2924-SFP: 1.6 kg (3.5 lb) 2924-PWR: 1.9 kg (4.2 lb) 2948-SFP: 2.5 kg (5.5 lb) ENVIRONMENTAL REQUIREMENTS Operating temperature: 0° to 40°C (32° to 104°F) Operating humidity: 10 to 95% (non-condensing) Standard: EN 60068 (IEC 68) REGULATORY AND AGENCY APPROVALS Safety: UL 60950-1, EN 60950-1, CSA 22.2 60950-1, IEC 60950-1 Emissions: EN 55022 Class A, EN 61000-3-2, EN 61000-3-3, FCC Part 15 Subpart B Class A, CISPR22 Class A, ICES-003 Class A, VCCI Class A Immunity: EN 55024 IEEE STANDARDS SUPPORTED IEEE 802.1ad Provider Bridges IEEE 802.1d Spanning Tree IEEE 802.1p Priority Tags IEEE 802.1Q VLANs IEEE 802.1X Port Security IEEE 802.1w Rapid Spanning Tree IEEE 802.3 Ethernet IEEE 802.3ab Gigabit Ethernet IEEE 802.3ad Link Aggregation IEEE 802.3af Power over Ethernet (Switch 2924-PWR only) IEEE 802.3u Fast Ethernet IEEE 802.3x Flow Control IEEE 802.3z Gigabit Ethernet ISO 8802-3 PACKAGE CONTENTS Switch unit, power cord, self-adhesive rubber pads, console cable, rack-mount kit, product CD, warranty and safety information flyer WARRANTY AND OTHER SERVICES Three Year Limited Hardware Warranty Limited Software Warranty for 90 days Advance Hardware Replacement with Next Business Day shipment in most regions 90 days of telephone technical support Refer to www.3com.com/warranty for details. * Switch 2948-SFP Plus will be supported in future release of 3Com Network Supervisor and Network Director, planned for 3rd quarter calendar year 2007 ORDERING INFORMATION PRODUCT DESCRIPTION 3Com Baseline Switch 2916-SFP Plus 3Com Baseline Switch 2924-SFP Plus 3Com Baseline Switch 2924-PWR Plus 3Com Baseline Switch 2948-SFP Plus Transceivers 3Com 1000BASE-SX SFP 3Com 1000BASE-LX SFP 3COM SKU 3CBLSG16 3CBLSG24 3CBLSG24PWR 3CBLSG48 3CSFP91 3CSFP92