3COM E5500-24-SFP Switch (3CR17181-91)

Technical specifications Ports 24 SFP 100 Mbps ports; 2 auto-negotiating 10/100/1000 ports(IEEE 802.3 Type 10Base-T, IEEE 802.3u Type 100Base-TX, IEEE 802.3ab Type 1000Base-T); 2 fixed Gigabit Ethernet SFP ports; 1 RJ-45 serial console port; Supports a maximum of 24 100BASE-X SFP ports plus 2 auto-sensing 10/100/1000 ports plus 2 1000Base-X SFP ports, or a combination Mounting Mounts in an EIA-standard 19 in. telco rack or equipment cabinet (hardware included) Memory and processor : Broadcom 5836, 64 MB SDRAM, packet buffer size: 32 MB, 16 MB flash Throughput 9.5 million pps Routing/switching capacity 12.8 Gbps Routing table size 2000 entries Management features IMC - Intelligent Management Center; command-line interface; Web browser; SNMP Manager; IEEE 802.3 Ethernet MIB Connectivity and communications General protocols IEEE 802.1D MAC Bridges; IEEE 802.1Q VLANs; IEEE 802.1s (MSTP); IEEE 802.1v VLAN classification by Protocol and Port; IEEE 802.1w Rapid Reconfiguration of Spanning Tree; IEEE 802.1X PAE; IEEE 802.3 Type 10BASE-T; IEEE 802.3ab 1000BASE-T; IEEE 802.3ad Link Aggregation (LAG); IEEE 802.3af Power over Ethernet; IEEE 802.3ah Ethernet in First Mile over Point to Point Fiber - EFMF; IEEE 802.3i 10BASE-T; IEEE 802.3u 100BASE-X; IEEE 802.3x Flow Control; IEEE 802.3z 1000BASE-X; RFC 768 UDP; RFC 783 TFTP Protocol (revision 2); RFC 791 IP; RFC 792 ICMP; RFC 793 TCP; RFC 826 ARP; RFC 1058 RIPv1; RFC 1812 IPv4 Routing; RFC 2338 VRRP; RFC 2644 Directed Broadcast Control Network management RFC 1157 SNMPv1; RFC 1757 RMON 4 groups: Stats, History, Alarms and Events; RFC 1901 SNMPv2 Introduction; RFC 1902 SNMPv2 Structure; RFC 1903 SNMPv2 Textual Conventions; RFC 1904 SNMPv2 Conformance; RFC 1905 SNMPv2 Protocol Operations; RFC 1906 SNMPv2 Transport Mappings; RFC 2570 SNMPv3 Overview; RFC 2571 SNMP Management Frameworks; RFC 2572 SNMPv3 Message Processing; RFC 2573 SNMPv3 Applications; RFC 2574 SNMPv3 User-based Security Model (USM); RFC 2575 SNMPv3 View-based Access Control Model (VACM); RFC 2576 Coexistence between SNMP versions; RFC 2578 SMIv2; RFC 2819 Four groups of RMON: 1 (statistics), 2 (history), 3 (alarm) and 9 (events); RFC 3414 SNMPv3 User-based Security Model (USM); RFC 3415 SNMPv3 View-based Access Control Model VACM) Power and operating requirements Input voltage 100-240 VAC Input frequency 50 / 60 Hz Safety UL 60950; IEC 60950-1; EN 60950-1; CAN/CSA-C22.2 No. 60950-1-03; EU RoHS Compliant Electromagnetic compatibility FCC part 15 Class A; VCCI Class A; EN 55022 Class A; CISPR 22 Class A; EN 55024; EN 61000-3-2 2000, 61000-3-3; ICES-003 Class A Operating temperature range 0 to 45