3COM SWITCH 5500G-EI PWR 48PORT....
VPN: 3CR17253-91Vendor: 3Com
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Product Specifications
| Model | |
| Brand | 3com |
| Model | 3CR17253-91 |
| Spec | |
| Standards | IEEE 802.1D (STP)IEEE 802.1p (CoS)IEEE 802.1Q (VLANs)IEEE 802.1s (MSTP)IEEE 802.1v (Protocol VLANs)IEEE 802.1w (RSTP)IEEE 802.1X (Security)IEEE 802.3 (Ethernet)IEEE 802.3ab (1000BASE-T)IEEE 802.3ad (Link Aggregation)IEEE 802.3ae (10G Ethernet)IEEE 802.3af (Power over Ethernet)IEEE 802.3i (10BASE-T)IEEE 802.3u (100BASE-TX/-FX)IEEE 802.3x (Flow Control)IEEE 802.3z (1000BASE-X) |
| Ports | 44 in-line power 10/100/1000 ports4 dual-personality in-line power 10/100/1000 or SFP Gigabit ports1 expansion module slot |
| Speed | 10/100/1000Mbps |
| Security | RADIUS; PAP/CHAP/EAPoL (EAP over LAN) authentication; session accounting; SSHv1.5; Access Control Lists; packet filtering; SNMP v3 encryption, IEEE 802.1X Network Login; authentication, VLAN autoinitiation and QoS profiling; multilevel access privileges; administrative password recovery; management activity logs |
| VLAN Support | Yes |
| Power | 50/60 Hz AC; 90-240 VAC input; supports multiple power modes: AC-only, AC and DC, DC-only |
| Dimensions | 17.7" x 17.3" x 1.7" |
| Temperature | 0ºC to 40ºC (32ºF to 104ºF) |
| Humidity | 10% to 95% non-condensing |
| Features | |
| Features | Performance: 240.0 Gbps switching capacity, 172.6 Mpps forwarding rate, maximum (with 2-port 10-Gigabit module); 142.9 Mpps forwarding rate, maximum (with no optional modules)Stacking: Up to 8 switch units, 448 Gigabit ports, with 16 10-Gigabit ports; 3Com XRN® Stacking linked in active/active load-sharing configuration via built-in dedicated 48 Gbps stacking ports (96 Gbps full duplex)Layer 2: IEEE 802.Q VLANs, 802.3ad LACP, 802.3x full-duplex flow control, 802.1D STP, 802.1w RSTP, Fast Start with BDPU protection, IGMP v1/v2 multicast filteringLayer 3: Hardware-based routing, ECMP, ARP, virtual interfaces, static/dynamic routing, RIPv1/v2, OSPF, ASIC Layer 3 forwarding, PIM-DM, PIM-SM, IGMP v1/v2 snooping, DHCP RelayResiliency: IEEE 802.3ad LACP, hot-swappable switch units, DC RPS provides N+1 power redundancy, seamless failover between AC and DC modesConvergence: Weighted Round Robin/Fair/Strict Priority Queuing, IEEE 802.1p Class of Service/Quality of Service (CoS/QoS), IPv6 classification, prioritization and filtering, ingress/egress rate limiting, webcache-based bandwidth management3Com management: 3Com Network Supervisor, 3Com Network Director, 3Com Enterprise Management SuiteOther management: Web-based GUI, SNMP, telnet, CLI, RMON-1 (statistics, history, alarms, events), SMON, multiple software images, bank swap statistics gathering and reporting, remote polling/ping (unicast mode only), software backup/restore, Xmodem, FTP, TFTP, telnet, IP address allocation via manual/DHCP/BOOTPNetwork debugging tools: DHCP tracker, UDP helper, traceroute, 1-1 traffic mirroring (standalone unit only)Scalable stackable design with resilient stacking up to eight units high, or up to 448 Gigabit Ethernet ports (when outfitted with optional 8-port SFP-based expansion module)10-Gigabit Ethernet modules available, for interconnecting core and distribution switches48 Gbps stacking bandwidth (96Gbps full duplex) |