Transition Networks E-PSW-FX-02 User Manual Download Page 1

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TRANSITION NETWORKS’ POCKET SWITCH

TECHNICAL SPECIFICATIONS

Standards

IEEE 802.3, IEEE 802.3u

Dimension

4.75" X 5.75" X 1.0"

(120mm x 146mm x 25mm)

Power Supply

NOTE:

Replace power supply only with the equivalent input rating (see below) and

output rating (regulated 12VDC at 1.5 A).

TN PN

Requirement

Location

3507

240 volts, 50 hertz

United Kingdom

3342

230 volts, 50 hertz

Europe

3340

120 volts, 60 hertz

USA/Canada/Mexico

3346

100 volts, 50-60 hertz

Japan

3511

240 volts, 50 hertz

Australia

3537

(with power cord: 3522)

South Africa

Environment

Temperature:

0-50°C (32° to 122° F )

Humidity

10-90%, non condensing

Altitude

0-10,000 feet

Warranty

Lifetime

Transition Networks’

For assistance in installing, using, or
maintaining the TRANSITION Networks
Pocket Switch, contact TRANSITION
Networks Technical Support

at:

(800) 260-1312

or contact your local distributor.

33015.B

(E-PSW-TX-02, E-PSW-FX-02)

Pocket Switch

Transition Networks’

Summary of Contents for E-PSW-FX-02

Page 1: ...s 50 hertz Europe 3340 120 volts 60 hertz USA Canada Mexico 3346 100 volts 50 60 hertz Japan 3511 240 volts 50 hertz Australia 3537 with power cord 3522 South Africa Environment Temperature 0 50 C 32 to 122 F Humidity 10 90 non condensing Altitude 0 10 000 feet Warranty Lifetime Transition Networks 29 For assistance in installing using or maintaining the TRANSITION Networks Pocket Switch contact T...

Page 2: ...uipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at the user s own expense Canadian Regulations This d...

Page 3: ...igured as straight through 10BASE T 100BASE TX cable for like devices such as hub to hub or terminal device to terminal device must be configured as crossover Transition Networks Pocket Switch Table of Contents 1 INTRODUCTION 1 Transition Networks Pocket Switches 1 Features 1 The Evolving Ethernet Network 2 Increasing Bandwidth by Segmenting 10BASE T Collision Domain 11 Doubling Bandwidth by Insta...

Page 4: ...TN s total liability in connection with the products and their installation to all persons and from all causes in the aggregate whether in contract tort or strict liability shall not exceed the amount paid to TN for the product directly related to the alleged damage However in no event shall TN have any liability to a customer or any third party for products manufactures according to the customer ...

Page 5: ...ND EXTENDS ONLY TO PRODUCTS ASSEMBLED BY TRANSITION NETWORKS INC TO THE EXTENT PERMITTED BY LAW TN DOES NOT MAKE AND DISCLAIMS ALL OTHER WARRANTIES EXCEPT TITLE EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY WARRANTY OF DESCRIPTION MERCHANTIBILITY FITNESS FOR A PARTICULAR PURPOSE OR NON INFRINGEMENT AND ANY WARRANTY BASED UPON PRIOR WRITTEN OR ORAL REPRESENTATIONS REGARDING SUCH PRODUCTS MA...

Page 6: ... systems and MIS expertise Pocket Switch Operation The Transition Networks pocket switch is an Ethernet network device integrated into the legacy Ethernet network that adapts selectively to the Fast Ethernet network by examining all incoming data packet frames for the destination address and quickly determining the appropriate output port and mode half duplex or full duplex for the packet 5 MAINTE...

Page 7: ...b s RJ 45 twisted pair connector LED Indicators POWER Steady green LED indicates connection to external AC power NOTE The port LED indicators provide separate data for each port 100 MB S Steady green LED indicates that port transmits and receives at 100 Mb s dark LED indicates 10 Mb s L INK Steady green LED indicates active port link connection H ALF D UPLEX Steady green LED indicates half duplex ...

Page 8: ...rove network performance by breaking the large CSMA CD collision domain into two separate collision domains called segments Network segmentation is achieved by regulating the number of data signals sent among stations Since the first two fields in an Ethernet data packet carry 48 bit source and destination addresses the pocket switch scans the destination address on each packet header received on ...

Page 9: ...to ST connector marked with an outbound arrow connect receive cable connector to ST connector marked with an inbound arrow 3 Connect cable installed at transmit TX connector of Transition Networks pocket switch at receive RX connector of device at other end connect cable installed at receive RX connector at transmit TX connector of device at other end of fiber cable When installed in a legacy 10BA...

Page 10: ...f duplex Ethernet Since there are only two devices on a full duplex link the link is not attempting to create a shared Ethernet channel capable of supporting multiple devices Therefore there is no need to adhere to the original Ethernet medium access control system With no need to use the CSMA CD medium access control mechanism to share the signal channel with multiple stations a device at the end...

Page 11: ...lisions on the segment by installing full duplex cards at the network interfaces in a network with Category 5 cables already installed allows a minimum investment to effectively double the network collision domain diameter Application behavior determines if a station can take advantage of the increased network capacity of full duplex Typical applications do not use bandwidth symmetrically File tra...

Page 12: ...tion by station basis as needed using incremental upgrades of station network interface cards and of cable Transition Networks Pocket Switch 18 9 The 512 Bit Rule 100BASE TX 100BASE FX A bit time BT is the amount of time required to send one data bit across an Ethernet LAN The total number of bit times between any two DTEs in the same Fast Ethernet 100BASE TX or 100BASE FX collision domain cannot ...

Page 13: ...oma i n Existing 100 Mb s C SMA CD Collision Doma i n Existing 10 Mb s Install Transition Networks Pocket Switch To Connect Legacy Ethernet to Fast Ethernet C SMA CD Collision Doma i n C SMA CD Collision Doma i n 100 meters 10 Mb s 100 meters 100 Mb s Installing Network Cable continued The 5 Segment Rule 10BASE T The Ethernet 10BASE T 5 segment rule defines a segment as the cable connection betwee...

Page 14: ...s for the entire collision domain In practice however half duplex fiber is limited to 111 meter distances and typically is used to connect a server to a workstation with no intervening hub Full duplex Fiber The 100BASE FX media system is designed to allow full duplex Fast Ethernet segments of up to 2000 meters in length The 2000 meter limit is possible because round trip timing collision domain sp...

Page 15: ...lex twisted pair only 3 Repeat for Port 2 twisted pair only NOTE Switch 4 is unused Network distances can be extended to up to 2000 meters by installing a full duplex fiber network interface card in the network device and then connecting fiber cable between the network device and the Transition Networks pocket switch Class I and Class II Fast Ethernet Repeaters Both 100BASE TX and 100BASE FX use t...

Page 16: ...works pocket switch Unpack Transition Networks pocket switch Install Transition Networks pocket switch on stable flat surface Set DIP switch Install network cable Power Transition Networks pocket switch Direction is provided in the pages that follow Unpacking the Transition Networks Pocket Switch The Transition Networks pocket switch packing contents should include the following Item Part Number T...

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