6
3COM SWITCH 4210 10/100 FAMILY
• 3Com Network Supervisor for basic, turn-key network management
for mid-market businesses
• 3Com Network Access Manager for IEEE 802.1X and RADA integra-
tion with IAS/Active Directory
DIMENSIONS
9-port non-PWR
Height: 45 mm (1.7 in or 1 RU)
Width: 230 mm (9.1 in)
Depth: 160 mm (6.3 in)
Weight: 1.06 kg (2.3 lbs)
18-port non-PWR
Height: 45 mm (1.7 in or 1 RU)
Width: 360 mm (14.2 in)
Depth: 160 mm (6.3 in)
Weight: 1.53 kg (3.4 lbs)
26-port non-PWR
Height: 45 mm (1.7 in or 1 RU)
Width: 440 mm (17.3 in)
Depth: 160 mm (6.3 in)
Weight: 2.14 kg (4.7 lbs)
52-port non-PWR
Height: 45 mm (1.7 in or 1 RU)
Width: 440 mm (17.3 in)
Depth: 230 mm (9.1 in)
Weight: 3.10 kg (6.8 lbs)
9-port PWR
Height: 45 mm (1.7 in or 1 RU)
Width: 300 mm (11.8 in)
Depth: 233 mm (9.2 in)
Weight: 2.22 kg (4.9 lbs)
18-port PWR
Height: 45 mm (1.7 in or 1 RU)
Width: 300 mm (11.8 in)
Depth: 275 mm (10.8 in)
Weight: 2.7 kg (6.0 lbs)
26-port PWR
Height: 45 mm (1.7 in or 1 RU)
Width: 440 mm (17.3 in)
Depth: 430 mm (16.9 in)
Weight: 6.09 kg (13.4 lbs)
MOUNTING
9- and 18-port models are free-standing
26- and 52-port models are free-standing or 19” rack mount
POWER SUPPLY
AC Line Frequency: 50/60 Hz
Input Voltage: 90-240 VAC
Current rating (AC)
9-, 18-, and 26-port non-PWR: 0.4A
52-port non-PWR: 0.8A
9-port PWR: 2.0A
18-port PWR: 3.5A
26-port PWR: 8.0A
Power consumption (max)
9-port non-PWR: 9 W
18-port non-PWR: 12 W
26-port non-PWR: 13 W
52-port non-PWR: 21 W
9-port PWR: 23 W, plus up to 62W for PoE
18-port PWR: 24 W, plus up to 123W for PoE
26-port PWR: 36 W, plus up to 370W for PoE
ENVIRONMENTAL REQUIREMENTS
Operating temperature: 0° to 40°C (32° to 104°F)
Storage temperature: -40° to 70°C (-40° to 158°F)
Humidity (operating and storage): up to 95% non-condensing
Standard: EN 60068 (IEC 68)
HEAT DISSIPATION (MAX)
9-port non-PWR: 32 BTU/hour
18-port non-PWR: 40 BTU/hour
26-port non-PWR: 45 BTU/hour
52-port non-PWR: 72 BTU/hour
9-port PWR: 78 BTU/hour; excludes heat from PoE
18-port PWR: 80 BTU/hour; excludes heat from PoE
26-port PWR: 122 BTU/hour; excludes heat from PoE
ELIABILITY
(MTBF @ 25°C)
9-port: 54 years (473,000 hours)
18-port: 50 years (438,000 hours)
26-port: 49 years (430,000 hours)
52-port: 40 years (350,000 hours)
9-port PWR: 53 years (465,000 hours)
18-port PWR: 46 years (403,000 hours)
26-port PWR: 41 years (359,000 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 802.3ad Link Aggregation (unit wide)
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 783 TFTP Protocol
RFC 791 IP
RFC 793 TCP
RFC 826 Address Resolution Protocol (ARP)
RFC 854 Telnet
RFC 1157 SNMP v1, v2
RFC 1212 Concise MIB definitions
RFC 1305 Network Time Protocol (NTP) v3
RFC 1350 Remote software upgrade TFTP
RFC 1881 IPv6 address allocation management
RFC 1886 DNS extensions to support IPv6
RFC 1887 Architecture for IPv6 Unicast address allocation
RFC 1924 Compact representation of IPv6 addresses
RFC 2131 DHCP client
RFC 2236 Internet Group Management Protocol (IGMP) snooping
RFC 2284 Network login 802.1X
RFC 2373 IPv6 addressing architecture
RFC 2452 IPv6 MIB for the transmission control protocol
RFC 2454 IPv6 MIB for the user diagram protocol
RFC 2460 IPv6 specification
RFC 2461 Neighbor discovery for IPv6
RFC 2463 ICMPv6 for IPv6
RFC 2464 Transmission of IPv6 over Ethernet
RFC 2465 MIB of IPv6, textual conversations and general group
SPECIFICATIONS
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