3Com Switches/Hub Specification Sheet Download Page 4

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OfficeConnect Dual Speed
Switches

OfficeConnect Dual Speed Switches
are designed for small businesses that
want high network performance to
exchange larger data files and images,
and access real-time information.

OfficeConnect Dual Speed Switches
allow dedicated, high-speed connec-
tions at either 10BASE-T or 100BASE-
TX, making them ideal for connecting
servers or multiple hubs in small
businesses or offices and providing a
flexible migration path. They provide
expandable connections for 5, 8, or
16 users or networked devices.

OfficeConnect Dual Speed Switch 16

10/100 Buffer Autonegotia- LED 

Priority

MAC

MDI/MDIX

Forwarding

Telephone

FCC Class 

B External

autosensing  memory

ting full- and indicators

queuing

addresses

method

support and

power

ports

half-duplex

supported

lifetime

supply

ports

limited
warranty

OfficeConnect Dual Speed Switch 5

5

1 M

All 5

Alert, Power, 

1,024

Auto

Store &

11 W

(3C16790)

Duplex, Port 

Forward

A low port density, high-performance, 

status (activity,  

Fast Ethernet switch ideal for boosting 

connection

network performance with multiple hub 

speed)

aggregation or server connection.

OfficeConnect Dual Speed Switch 8

8

1 M

All 8

Alert, Power, 

1,024

Auto

Store &

11 W

(3C16791)

Duplex, Port 

Forward

A popular switch ideal for connecting 

status (activity,  

servers, multiple hubs, or desktops for 

connection

small businesses that use bandwidth-

speed)

intensive applications. 

OfficeConnect Dual Speed Switch 16 

16

2 M

All 16

Alert, Power, 

2,048

Manual

Store &

14.4 W

(3C16735B)

Activity, Forward

Provides high-performance switching 

Duplex,

for bandwidth-intensive applications.

Speed

OfficeConnect 
Dual Speed Hubs

OfficeConnect Dual Speed Hubs

The OfficeConnect family of dual
speed hubs provides full 100 Mbps
performance and is designed for small
businesses that want more performance
from their network. This family of
hubs delivers quick exchange of data
between PCs and swift downloading
from the network. OfficeConnect
Dual Speed Hubs feature 10/100
autosensing technology and provide

the flexibility to connect devices at
either speed—automatically assigning
power where possible and offering a
smooth transition from 10 Mbps to
100 Mbps.

Each hub features plug-and-play
installation, requires no configuration,
has an easy-to-read, front-panel dis-
play with diagnostic LEDs. All hubs
are backed by 3Com’s lifetime limited
warranty and 90-day telephone support.

OfficeConnect Dual Speed Hub 16

OfficeConnect Dual Speed Hub 8

8

Alert, Power, 

1,024

14.4 W

(3C16750B)

Network 

A popular hub combining Fast Ethernet 

utilization, 

performance with the flexibility to expand 

Port status, 

an existing Ethernet network to Fast Ethernet.

Collision

OfficeConnect Dual Speed Hub 16

16

Alert, Power, 

1,024

14.4 W

(3C16751B)

Network 

Ideal for Fast Ethernet connectivity with 

utilization, 

the flexibility to expand an existing Ethernet 

Port status, 

network to Fast Ethernet.

Collision

10/100 
autosensing 
ports

LED indicators

MAC addresses
supported

MDI/MDIX 
port

Telephone 
support and 
lifetime limited 
warranty 

FCC Class B

External 
power supply

4

OfficeConnect 
Dual Speed Switches 

Summary of Contents for Switches/Hub

Page 1: ... vendors Specifically designed for small busi nesses and offices 3Com OfficeConnect switches and hubs provide businesses with an integrated system of small office networking By installing a LAN users can work more effectively with file and print sharing and reduce costs by sharing expensive resources as printers OfficeConnect products provide con nectivity for every business need For the value con...

Page 2: ...cts include LAN connectivity Network interface cards Switches and hubs Networking kits HP JetDirect print servers Remote access and Internet connectivity LAN modems Cable modems Internet firewalls Network server family Network storage servers 3Com Internet server Switch or Hub With a hub all users share the same bandwidth This works well with a few users and low traffic requirements but as you add...

Page 3: ...ch as a switch must not exceed 205 m 672 ft Each cable A B or C must not exceed 100 m 328 ft 3Com recommends using Category 5 cables and that the cable B between the Fast Ethernet hub is not longer than 5 m 16 4 ft This allows the maximum hub to workstation cable length A or C of 100 m 328 ft to be used as shown OFFICECONNECT SWITCHES AND HUBS Example 100 Mbps link A B C Dual Speed Hub 8 Hub Switc...

Page 4: ...h 16 16 2 M All 16 Alert Power 2 048 Manual Store 14 4 W 3C16735B Activity Forward Provides high performance switching Duplex for bandwidth intensive applications Speed OfficeConnect Dual Speed Hubs OfficeConnect Dual Speed Hubs The OfficeConnect family of dual speed hubs provides full 100 Mbps performance and is designed for small businesses that want more performance from their network This fami...

Page 5: ... W A low cost entry level hub providing basic Ethernet connectivity OfficeConnect Ethernet Hub 4C 3C16703A 4 1 1 11 W Ideal for entry level networks requiring alternative media connectivity OfficeConnect Ethernet Hub 8 3C16700A 8 11 W A popular entry level hub providing basic Ethernet connectivity OfficeConnect Ethernet Hub 8C 3C16701A 8 1 11 W Ideal hub for businesses wanting to expand their exis...

Page 6: ...ed warranty and Provides complete piece of mind telephone support MDI MDIX push button switch Enables direct connection to a server end station or another switch or hub using regular straight through cables Network utilization meter Indicates how much of the network bandwidth is in use These LEDs are continually available on most updated to show when the network needs more bandwidth OfficeConnect ...

Page 7: ... Part 15 Class B ICES 003 Class B VCCI Class B AS NZS 3548 Class B Environmental EN 60068 IEC 68 Safety UL 1950 EN 60950 CSA 22 2 950 IEC 950 OfficeConnect Ethernet Hub 8C 10BASE T Hub 3C16701A Connectors 8 RJ 45 ports for 10BASE T twisted pair one BNC port for 10BASE2 thin Ethernet 50 ohm Dimensions Width 228 mm 9 1 in Height 41 8 mm 1 6 in Depth 135 4 mm 5 3 in 15 2 mm 0 6 in for coaxial port We...

Page 8: ...ES 003 Class B VCCI Class B AS NZS 3548 Class B Environmental EN 60068 IEC 68 Safety UL 1950 EN 60950 CSA 22 2 950 IEC 950 OfficeConnect Dual Speed Switch 16 10BASE T 100BASE TX Hub 3C16735B Connectors 8 RJ 45 10BASE T 100BASE TX ports Dimensions Width 228 mm 9 1 in Height 60 6 mm 2 4 in Depth 185 4 mm 7 3 in Weight 1 000 g 2 2 lb Power 13 2 VA Functional ISO 8802 3 IEEE 802 3 EMC EN 55022 Class B...

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