Switch 3Com 3CR17152-91-ME SuperStack 4 Switch 5500-SI 52-Port

The 3Com Switch 5500-SI 52-Port is a premium stackable 10/100 switch with Standard Image 3Com OS software for businesses looking for enhanced network security, performance and reliability. 48-ports operate at 10/100 speeds while an additional four active ports can be customized using SFP modules for copper or fiber Gigabit uplinks or integrated stacking. SI models have dynamic Layer 3 (RIP) routing, Layer 2-4 QoS, and rate limiting features. Includes extensive security features - SNMP v3, SSH, network login - and resilient hot-swap stacking for simplified management and monitoring. Runs 3Com Operating System common to 3Com premium switches and routers. Product Description 3Com Switch 5500-SI - switch - 48 ports Device Type Switch - stackable Form Factor External Dimensions (WxDxH) 44 cm x 27 cm x 4.4 cm Weight 3.3 kg Localisation Middle Europe Ports Qty 48 x Ethernet 10Base-T, Ethernet 100Base-TX Data Transfer Rate 100 Mbps Data Link Protocol Ethernet, Fast Ethernet Empty Slots 4 x SFP (mini-GBIC) Remote Management Protocol SNMP 1, SNMP 2, RMON 1, Telnet, SNMP 3 Features Flow control, Layer 3 switching, DHCP support, auto-negotiation, VLAN support, IGMP snooping, stackable 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 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.3ae, IEEE 802.1s Power AC 120/230 V ( 50/60 Hz ) Manufacturer Warranty Limited lifetime warranty Extended Specs General Device Type Switch - stackable Enclosure Type External Width 44 cm Depth 27 cm Height 4.4 cm Weight 3.3 kg Localisation Middle Europe Networking Ports Qty 48 x Ethernet 10Base-T, Ethernet 100Base-TX Data Transfer Rate 100 Mbps Data Link Protocol Ethernet, Fast Ethernet Routing Protocol RIP-1, RIP-2, IGMPv2, IGMP Remote Management Protocol SNMP 1, SNMP 2, RMON 1, Telnet, SNMP 3 Connectivity Technology Wired Switching Protocol Ethernet MAC Address Table Size 16K entries Features Flow control, Layer 3 switching, DHCP support, auto-negotiation, VLAN support, IGMP snooping, stackable 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 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.3ae, IEEE 802.1s Expansion / Connectivity Expansion Slots Total (Free) 4 ( 4 ) x SFP (mini-GBIC) Interfaces 48 x network - Ethernet 10Base-T/100Base-TX/1000Base-T - RJ-45 Miscellaneous Authentication Method Secure Shell (SSH), RADIUS 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, UL 60950, CSA 22.2 No. 60950, FCC Part 15, ICES-003 Class A Power 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 Environmental Parameters Min Operating Temperature 0 C Max Operating Temperature 40 C Humidity Range Operating 10 - 95%