3Com 3CR17671-91 Технічний паспорт - Сторінка 6
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SPECIFICATIONS
MANAGEMENT
CLI via console or Telnet
Embedded web management interface
System configuration with SNMP v1, 2c and 3
Comprehensive statistics, including ACL/QoS and IP interface
IPv6 management including pingv6, tracertv6, Telnetv6, TFTPv6, DNSv6
and ARPv6
Remote Monitoring (RMON) groups statistics, history, alarm and events
Many-to-1 port mirroring
Detailed alarm and debug information
Supports ping, remote ping and traceroute
Configuration file for backup and restore; multiple configuration files
available
DHCP Relay and UDP Helper
System file transfer mechanisms: Xmodem, FTP, Trivial FTP (TFTP),
Secure FTP (SFTP)
Link Layer Discovery Protocol (LLDP and LLDP-MED)
3Com management applications:
• 3Com Enterprise Management Suite for flexible, extensible
management in advanced enterprise IT environments
• 3Com 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
• 3Com Network Access Manager for IEEE 802.1X and RADA
integration with IAS/Active Directory
• 3Com Switch Manager for virtual clustering support across 3Com
switch families
DIMENSIONS
Height: 4.4 cm (1.7 in or 1 RU)
Width: 44.2 cm (17.4 in)
Depth: 30.0 cm (11.8 in); 43.0 cm (16.9 in), PWR model
Weight:
• 12-port: 3.8 kg (8.4 lb)
• 24-port: 4.1 kg (9.0 lb)
• 24-port PWR: 6.9 kg (15.2 lb)
• 48-port: 4.7 kg (10.4 lb)
POWER SUPPLY
AC line frequency: 50/60 Hz
AC input voltage: 100 to 240 Volts
DC input voltage: −52 to −55 Volts (PWR model only)
Current Rating:
• 12- and 24-port: 1.5A
• 24-port PWR: 8A (AC), 20A (DC)
• 48-port: 2A
Power consumption (max)
12-port: 30 W
24-port: 47 W
24-port PWR: 73 W
48-port: 98 W
ENVIRONMENTAL REQUIREMENTS
Operating temperature: 0° to 40°C (32° to 104°F)
Storage temperature: −10° to 70°C (14° to 158°F)
Humidity (operating and storage): 10% to 95% non-condensing
Standard: EN 60068 (IEC 68)
(continued)
3COM SWITCH 4200G GIGABIT FAMILY
HEAT DISSIPATION MAX
12-port: 101 BTU/hour
24-port: 161 BTU/hour
24-port PWR: 249 BTU/hour
48-port: 333 BTU/hour
RELIABILITY
(MTBF @ 25°C)
12-port: 59 years (522,000 hours)
24-port: 48 years (421,000 hours)
24-port PWR: 21 years (181,000 hours)
48-port: 30 years (261,000 hours)
10-Gigabit module: 75 years (662,000 hours)
IEEE STANDARDS SUPPORTED
IEEE 802.1D Spanning Tree Protocol (STP)
IEEE 802.1p QoS
IEEE 802.1Q VLANs / VLAN tagging
IEEE 802.1s Multiple Spanning Tree
IEEE 802.1w Rapid Spanning Tree
IEEE 802.1X Network Login Security
IEEE 802.3 Ethernet
IEEE 802.3ab Gigabit Ethernet 1000BASE-T
IEEE 802.3ad Link Aggregation (unit wide)
IEEE 802.3af Power over Ethernet (PWR model only)
IEEE 802.3ae 10-Gigabit Ethernet
IEEE 802.3i 10BASE-T
IEEE 802.3u Fast Ethernet
IEEE 802.3x Flow control
IEEE 802.3z Gigabit Ethernet 1000BASE-X
IETF STANDARDS
RFC 768 UDP Helpe/ Relay
RFC 783 Remote software upgrade TFTP
RFC 791 IP
RFC 792 ICMP Query, support as defined in RFC 1812
RFC 793 TCP
RFC 826 Address Resolution Protocol (ARP)
RFC 854 Telnet
RFC 951 BootP Bootstrap Protocol
RFC 1157 SNMP v1/v2
RFC 1305 Network Time Protocol (NTP) v3
RFC 1350 Remote software upgrade TFTP
RFC 1519 Classless Inter-Domain Routing (CIDR)
RFC 1812 Compliant "Requirements for IP Version 4 Routers"
RFC 1886 DNS Extensions to support IPv6
RFC 2131 DHCP client
RFC 2236 Internet Group Management Protocol (IGMP) Snooping v2
RFC 2284 Network Login 802.1X; EAP over LAN RFC 2284 Transport
RFC 2461 Neighbor Discovery for IPv6/ND
RFC 2463 ICMPv6 for IPv6/ICMP6
RFC 2474 DSCP Diffserv L3/L4 by IP source/dest, tcp/udp port,
protocol
RFC 2597 DSCP Diffserv Expedited Forwarding (EF)
RFC 2598 DSCP Diffserv Assured Forwarding (AF)
RFC 2616 HTTP compatibility
RFC 2819 RMON 4 Groups - Stats, History, Alarm, Events (1,2,3,9)
RFC 2865 Remote Authentication Dial-In User RADIUS
RFC 2866 Radius RFC 2138/Accounting RFC 2866
RFC 3376 Internet Group Management Protocol (IGMP) Snooping v3
message types