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3COM SuperStack 3 4500 26-Port Network Switch 24x 10/100 2x Gigabit 3CR17561-91 For Sale



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3COM SuperStack 3 4500 26-Port Network Switch 24x 10/100 2x Gigabit 3CR17561-91:
$32.82

3COM SuperStack 3 4500 26-Port Network Switch3CR17561-91In Good Condition, Full Working OrderTestedIncludes Rack EarsIncluded:1 x 3COM SuperStack 3 4500 26-Port Network Switch 24x 10/100 2x Gigabit 3CR17561-91Description: ModelBrand: 3comModel: 3CR17561-91StandardsStandards: 802.1D (STP), 802.1p (CoS), 802.1Q (VLANs), 802.1w (RSTP), 802.1X (Security), 802.3 (Ethernet), 802.3ad (Link Aggregation), 802.3ab (1000BASE-T), 802.3i (10BASE-T), 802.3u (Fast Ethernet), 802.3x (Flow Control), 802.3z (Gigabit Ethernet)InterfacePrimary Ports:24 x 10BASE-T/100BASE-TX ports2 x dual-personality Gigabit port pairsPrimary Port Speed: 10/100Mbps + 1000MbpsData TransmissionMAC Address Table: 8,000 MAC addressesVLAN Support: YesDetailsSecurity: 802.1X user authentication: RADIUS authentication, multiple users per port by locking to the MAC address, automatic port assignment of VLANs, multiple RADIUS server realm definitions, (RADA): authenticate devices based on MAC address against RADIUS server, authenticate multiple devices per port, automatic assignment of VLANs to a port specific to the devices attached, PAP, CHAP, EAPoL authentication, for multiple users per port and 1,024 users per fabric, port-based MAC address lockdown using DUD with continuous learning, wirespeed packet filtering in hardware, Layer 2/3/4 ACL filters: source and/or destination MAC address, 16-bit Ethertype, source and/or destination, IP address, TCP source and/or destination port, UDP source and/or destination port, MD5 cipher-text authentication and clear-text authentication for RIP v2 packets and SNMP v3 traffic, trusted MAC and IP address, concurrent sessions; four access-privilege levels, 802.1X network administrator authentication, secure management via SSH v2.0 or SNMPv3, management activity logs automatically recorded for detailed analysis, administrative password recoveryPower: AC Line Frequency: 50/60 Hz, Input Voltage: 90-240 VAC, Current Rating: 1.0A maximum FeaturesPerformance: 8.8 Gbps forwarding bandwidth, 6.5 million packets per secondStacking: Up to 8 switch units, 384 10/100 ports; Single IP address and management interfaces for stack-wide controlLayer 2: 802.1Q Port-based VLANs: 256, 802.3ad (LACP), Manual aggregation Trunk groups: 13 groups (26-port), 8 10/100 ports or 2 Gigabit ports per group, autonegotiation of port speed and duplex, 802.3x full-duplex flow control, back pressure flow control for half-duplex, 802.1D (STP), 802.1w (RSTP), BPDU protection included in Fast Start, Internet Group Management Protocol (IGMP) v1 and v2 snooping, IGMP Querier, filtering for 128 multicast groupsLayer 3: Hardware-based routing, static routes: 12 in addition to the default address, dynamic / static ARP entries : 1990 / 10, IP interfaces: 4, RIP, v1 and v2: 2K via default route plus 10 locally learned routes, IGMP v1 and v2 snooping, DHCP Relay: 2 KB maxConvergence: Eight hardware queues per port, 802.1p (CoS/QoS) on egress DSCP EF for prioritization of VoIP traffic, Weighted Round Robin, Egress rate limiting, port-based, Application and protocol blockingOperating system: 3Com Operating System; shared with 3Com Switch 8800, 7700 and Router 60003Com management: 3Com Network Supervisor, 3Com Network Director, 3Com Enterprise Management SuiteOther management: CLI via the console port or Telnet, embedded web management interface, system configuration with SNMP v1, 2, and 3, RMON groups: statistics, history, alarm, and events, ACL/QoS statistics, comprehensive IP interface statistics and rates, 1-to-1 port mirroring, ability to apply QoS profile to mirror port, forwarding only certain traffic types and preventing oversubscription of copy port, detailed alarm/debug information, supports ping and traceroute, backup and restore of software image, network debugging tools: DHCP Relay, UDP Helper, multiple configuration file support, Xmodem, FTP, TFTPBoot Log: system-view System View: return to User View with Ctrl+Z. [4500]display version 3Com Corporation SuperStack 3 Switch 4500 26-Port Software Version 3Com OS V3.01.00s56p01 Copyright(C) 2003-2005 3Com Corporation. All Rights Reserved. SuperStack 3 Switch 4500 26-Port uptime is 0 week, 0 day, 0 hour, 1 minute SuperStack 3 Switch 4500 26-Port with 1 MIPS Processor 64M bytes DRAM 8196K bytes Flash Memory Config Register points to FLASH CPLD Version is CPLD 003 Bootrom Version is 1.00 [Subslot 0] 24 FE + 4 GE Hardware Version is 00.00.00 [4500] VAT @ 20% INCLUDED IN PRICE - VAT INVOICE PROVIDED£20 excluding VATVAT IS NOT PAYABLE BY PURCHASERS OUTSIDE OF THE UK CS 256542
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