LAYER 3 SWITCHING
hardware based routing
12 static routes, in addition to default address
1,990 dynamic Address Resolution Protocol (ARP) entries; 16 static
4 IP interfaces
Routing Information Protocol (RIP) v1 and 2; supports 2,000 entries
Dynamic host Configuration Protocol Relay (DhCP Relay)
CONVERGENCE
Eight hardware queues per port
Weighted Round Robin (WRR)
IEEE 802.1p Class of Service/Quality of Service (CoS/QoS) on egress
IEEE 802.1p QoS marking/remarking
Weighted Fair Queuing (WFQ)
Strict Priority Queing (SP)
Auto prioritization of voice traffic determined by vendor OUI
DiffServ Code Point Expedited Forwarding (DSCP EF) remarking for
prioritization of VoIP traffic
Traffic shaping with port-based egress rate limiting; application and
protocol blocking
IEEE 802.3af Power over Ethernet standards-compliant (PWR models)
POE (PWR MODELS ONLY)
IEEE 802.3af PoE injection into Category 5 or 5e LAN wiring
(300 W total maximum)
Available standards-based DC supplemental power system supplies up to
15.4 W each of power to all PoE ports in a switch or stack
(5,914 W total maximum)
SECURITY
IEEE 802.1X Network login user authentication:
• EAP over LAN (EAPoL) transport with EAP-MD5, EAP-TLS,
EAP-TTLS, PAP, PEAP and ChAP authentication
• Multiple users per port
• 1024 users per fabric
Local, RADIUS and hWTACACS server authentication
RADIUS session accounting
Automatic VLAN assignment via RADIUS server
Wirespeed packet filtering in hardware
ACLs filter at Layers 2, 3 and 4:
• Source/destination MAC address
• Ethernet type
• Source/destination IP address
• Source/destination TCP port
• Source/destination UDP port
RADIUS Authenticated Device Access (RADA): authenticate devices based
on MAC address against RADIUS server, and assign VLAN ID and ACL
IEEE 802.1X user authentication of switch management on switch Telnet
and console sessions; four access privilege levels
hierarchical management and password protection for management inter-
face
SNMP v3 encryption
SSh v2
hTTPS web interface encryption
ARP attack detection and suppression
Port-based MAC address Disconnect Unknown Device (DUD)
Denial of Service protection
Local switch log-in password
Switch login via RADIUS
Trusted IP Management Addresses
Isolated port in VLAN
Blackhole MAC address
STACKING
Up to 384 10/100 front panel ports
Single IP address and management interfaces for stack-wide control
Distributed Link Aggregation
Clustering management with Switch 5500G, 5500, 4500G, 4500, 4210 and
4200G
MANAGEMENT
CLI via console or Telnet
Remote configuration via modem dial-up
3Com Operating System / Comware V3
Embedded web management interface
System configuration with SNMP v1, 2 and 3
IPv6 management including pingv6, tracertv6, Telnetv6, TFTPv6, DNSv6
and ARPv6
IPv6 management interface IP address configuration
Comprehensive statistics, including ACL/QoS and IP interface
Remote Monitoring (RMON) groups statistics, history, alarm
and events
1-to-1 and many-to-1 port mirroring
Detailed alarm and debug information
Supports ping and traceroute
Syslog remote logging
Network Time Protocol (NTP)
Configuration file for backup and restore; multiple configuration
files available
DhCP Relay and UDP helper
System file transfer mechanisms: Xmodem, File Transfer Protocol (FTP),
Trivial File Transfer Protocol (TFTP)
IP address allocation via DhCP, bootP
Network Time Protocol
Link Layer Discovery Protocol (LLDP / LLDP-MED)
3Com Management Applications:
• 3Com Enterprise Management Suite for flexible, extensible
management in advanced enterprise IT environments
• 3om Intelligent Management Center, Enterprise Edition for
comprehensive management with the rich functionality required
to meet the needs of advanced Enterprise networks
• 3Com Network Director for complete, turn-key network
management for the enterprise
• 3Com Network Supervisor for basic, turn-key network management
for mid-market businesses
DIMENSIONS
height: 43.6 mm (1.7 in or 1 RU)
Width: 440.0 mm (17.3 in)
Depth:
Non-PWR models: 270.0 mm (10.6 in)
PWR models: 427.0 mm (16.8 in)
Weight:
Non-PWR models: 3.3 kg (7.3 lb)
PWR models: 6.3 kg (13.9 lb)
POWER SUPPLY
AC line frequency: 50/60 hz
Input voltage: 90-240 VAC
Current rating: 1.0A max.
Power consumption (max.)
26-port: 24 W
50-port: 40 W
26-port PWR: 48 W plus up to 300 W for PoE
50-port PWR: 59 W plus up to 300 W for PoE
SPECIFICATIONS
(continued)
6
3COM 4500 10/100 FAMILY
