3COM-BUS NETWORK SWTICHES 3CR17571-91-US 3COM SWCH 4500 26PT POE Fast Ethernet, LAN Switches (Stackable), Network- LAN/WAN/INET Hub Devices
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3COM CORPORATION 3CR17571-91-US - 3Com Switch 4500 PWR - Switch - 24 ports - EN, Fast EN - 10Base-T, 100Base-TX + 2x1000Base-T/SFP (mini-GBIC)(uplink) - 1U - stackable 3COM SWCH 4500 26PT POE The 3Com Switch 4500 26-Port stackable Ethernet switch features rich Layer 2 switching and dynamic Layer 3 routing in a cost-effective, high performance platform. With robust security, extensive management, traffic prioritization and quality of service features, the Switch 4500 26-Port capably handles emerging business applications. Up to eight switches can be stacked via Gigabit Ethernet ports, allowing single-IP management for an entire stack. 24 10/100 ports with industry standard Power over Ethernet and two dual-personality Gigabit ports allow the Switch 4500 to provide secure, dependable LAN connectivity and support next-generation voice applications for small to medium enterprise and branch office networks. Product Description 3Com Switch 4500 PWR - switch - 24 ports Device Type Switch - stackable Form Factor External - 1U Dimensions (WxDxH) 17.3 in x 16.8 in x 1.7 in Weight 13.9 lbs Localization United States Ports Qty 24 x Ethernet 10Base-T, Ethernet 100Base-TX Data Transfer Rate 100 Mbps Data Link Protocol Ethernet, Fast Ethernet Auxiliary Network Ports 2x1000Base-T/SFP (mini-GBIC)(uplink) Remote Management Protocol SNMP 1, SNMP 2, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, HTTP Communication Mode Half-duplex, full-duplex Features Flow control, layer 3 switching, layer 2 switching, auto-sensing per device, auto-negotiation, IGMP snooping, traffic shaping, packet filtering, port mirroring Compliant Standards IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3af, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x Power Over Ethernet (PoE) Yes Power AC 120/230 V ( 50/60 Hz ) Manufacturer Warranty Limited lifetime warranty General Device Type Switch - stackable Enclosure Type External - 1U Width 17.3 in Depth 16.8 in Height 1.7 in Weight 13.9 lbs Localization United States Networking Ports Qty 24 x Ethernet 10Base-T, Ethernet 100Base-TX Auxiliary Network Ports 2x1000Base-T/SFP (mini-GBIC)(uplink) Max Units In A Stack 8 Data Transfer Rate 100 Mbps Data Link Protocol Ethernet, Fast Ethernet Routing Protocol RIP-1, RIP-2, IGMPv2, IGMP, static IP routing Remote Management Protocol SNMP 1, SNMP 2, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, HTTP Connectivity Technology Wired Communication Mode Half-duplex, full-duplex Switching Protocol Ethernet MAC Address Table Size 8K entries Status Indicators Link activity, power, link OK Features Flow control, layer 3 switching, layer 2 switching, auto-sensing per device, auto-negotiation, IGMP snooping, traffic shaping, packet filtering, port mirroring Compliant Standards IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3af, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x Expansion / Connectivity Expansion Slots Total (Free) 2 ( 2 ) x SFP (mini-GBIC) Interfaces 24 x network / power - Ethernet 10Base-T/100Base-TX - RJ-45 Ý 2 x network host - Ethernet 1000Base-T - RJ-45 Ý 1 x management - console - RJ-45 Miscellaneous Rack Mounting Kit Included Encryption Algorithm MD5 Authentication Method RADIUS, PAP, CHAP, Secure Shell v.2 (SSH2), Extensible Authentication Protocol (EAP) Compliant Standards FCC Class A certified, CISPR 22 Class A, EN 60950, EN 61000-3-2, VCCI Class A ITE, IEC 60950, EN 61000-3-3, EN55024, EN55022 Class A, UL 60950, CSA 22.2 No. 60950, FCC Part 15, ICES-003 Class A Power Power Over Ethernet (PoE) Yes Power Device Power supply - internal Voltage Required AC 120/230 V ( 50/60 Hz ) Manufacturer Warranty Service & Support Limited lifetime warranty Service & Support Details Limited warranty - lifetime Technical support - phone consulting - 90 days Environmental Parameters Min Operating Temperature 32 °F Max Operating Temperature 104 °F Humidity Range Operating 10 - 95%