Cabletron Systems reserves the right to make changes in specifications and other information
contained in this document without prior notice. The reader should in all cases consult Cabletron
Systems to determine whether any such changes have been made.
The hardware, firmware, or software described in this manual is subject to change without notice.
IN NO EVENT SHALL CABLETRON SYSTEMS BE LIABLE FOR ANY INCIDENTAL, INDIRECT,
SPECIAL, OR CONSEQUENTIAL DAMAGES WHATSOEVER (INCLUDING BUT NOT LIMITED
TO LOST PROFITS) ARISING OUT OF OR RELATED TO THIS MANUAL OR THE INFORMATION
CONTAINED IN IT, EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF, KNOWN, OR
SHOULD HAVE KNOWN, THE POSSIBILITY OF SUCH DAMAGES.
Cabletron Systems, Inc.
35 Industrial Way
Rochester, NH 03867-0505
All Rights Reserved
Printed in the United States of America
Order Number: 9031473-03
LANVIEW is a registered trademark of Cabletron Systems, Inc.
MMAC-Plus is a trademark of Cabletron Systems, Inc.
CompuServe is a registered trademark of CompuServe, Inc.
ii
Notice
FCC Notice
This device complies with Part 15 of the FCC rules. Operation is subject to the following two
conditions: (1) this device may not cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation.
NOTE: This equipment has been tested and found to comply with the limits for a Class A digital
device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable
protection against harmful interference when the equipment is operated in a commercial environment.
This equipment uses, generates, and can radiate radio frequency energy and if not installed in
accordance with the operator’s manual, may cause harmful interference to radio communications.
Operation of this equipment in a residential area is likely to cause interference in which case the user
will be required to correct the interference at his own expense.
WARNING: Changes or modifications made to this device which are not expressly approved by the
party responsible for compliance could void the user’s authority to operate the equipment.
VCCI Notice
This equipment is in the 1st Class Category (information equipment to be used in commercial and/or
industrial areas) and conforms to the standards set by the Voluntary Control Council for Interference
by Information Technology Equipment (VCCI) aimed at preventing radio interference in commercial
and/or industrial areas.
Consequently, when used in a residential area or in an adjacent area thereto, radio interference may be
caused to radios and TV receivers, etc.
This manual provides technical information needed to install and operate the
Cabletron
vides information for the 9A000 and SFCS-200BX switches and the userinstallable network modules offering both LAN and WAN interfaces. This
document also provides safety instructions, general product information, network configuration information and information on software administration
capabilities.
TM
9A000 and SecureFast Cell Switch-200BX ATM Switches. It pro-
Technical Support
In the U.S.A., you can contact Cabletron Systems’ Technical Support by any
By phone:Monday through Friday between 8 A.M. and
By CompuServe
By Internet mail:support@ctron.com
By mail:Cabletron Systems, Inc.
By FAX:(603) 335-4743
Technical support for non-U.S.A. customers should be handled through your
local distributor.
No matter which method is used for technical support, please be prepared to
provide your support contract ID number, the serial number(s) of the product(s), and as much information as possible describing your problem/question.
®
one of four methods:
8 P.M. Eastern Standard Time at (603) 3329400
:GO CTRON from any ! prompt
P.O. Box 5005
Rochester, NH 03867-0505
Typographical Styles
Throughout this manual, all specific commands meant to be entered by the
user will appear on a separate line in bold
tion, use of the
lowing example demonstrates this convention.
Enter
or
Return
Avant Garde typeface. In addi-
key will be represented as
<ENTER>
. The fol-
vii
PREFACE
Important Information Indicators
cd /usr <ENTER>
Commands or file names that appear within the text of this manual will be
represented in the following style: “...the
distribution”.
As in the following example, any messages that appear on your screen during
software installation and network interface administration will appear in
Courier font to distinguish them from the rest of the text.
....
Are all four conditions true?
To call your attention to safety and otherwise important information that
must be reviewed to insure correct and complete installation, as well as to
avoid damage to the ForeRunner Switch or your system, Cabletron Systems
utilizes the following WARNING/CAUTION/NOTE indicators.
WARNING statements contain information that is critical to the safety of the
operator and/or the system. Do not proceed beyond a WARNING statement
until the indicated conditions are fully understood or met. This information
could prevent serious injury to the operator, damage to the ForeRunner
Switch, the system, or currently loaded software, and will be indicated as follows:
fore_install
program will install this
viii
WARNING!
Information contained in CAUTION statements is important for proper
installation/operation. CAUTION statements can prevent possible equipment damage and/or loss of data and will be indicated as:
CAUTION
Hazardous voltages are present. If the instructions are not heeded, there is a risk of electrical
shock and danger to personal health.
You risk damaging your equipment and/or
software if you do not follow these
instructions.
PREFACE
Information contained in NOTE statements has been found important
enough to be called to the special attention of the operator and will be set off
from the text as follows:
NOTE:
Cabletron Systems strongly recommends that
you disconnect the serial cable once you have
configured the ATM switch and then access
the switch over the ATM network.
ix
PREFACE
Laser Warning
Class 1 Laser Product:
This product conforms to
applicable requirements of
21 CFR 1040 at the date of
manufacture.
Class 1 lasers are defined as products which do not permit human access to
laser radiation in excess of the accessible limits of Class 1 for applicable wavelengths and durations. These lasers are safe under reasonably foreseeable
conditions of operation.
The following network modules contain Class 1 lasers:
NM-2/155SMSRA-1NM-2/155SMSRB-1NM-2OC3/SMSRA-1
NM-4/155SMSRA-1NM-4/155SMSRB-1NM-4OC3/SMSRA-1
NM-4OC3/SMSRA-1A NM-4OC3/SMSRB-1NM-2/155SMSRC
NM-4/155SMSRCNM-2/155SMLRA-1NM-2/155SMLRB-1
NM-2/155SMLRC-1NM-2OC3/SMLRB-1NM-2OC3/SMMRA-1
NM-4/155SMLRB-1NM-4/155SMLRC-1NM-4OC3/SMLRB-1
NM-4OC3/SMMRA-1 NM-1/622SMIRCNM-4/155LR3SCC
NM-4/155SR3SCC
x
Safety Agency Compliance
This preface provides safety precautions to follow when installing a
Cabletron Systems, Inc., product.
Safety Precautions
For your protection, observe the following safety precautions when setting up
your equipment:
• Follow all warnings and instructions marked on the equipment.
• Ensure that the voltage and frequency of your power source matches
the voltage and frequency inscribed on the equipment’s electrical rating label.
• Never push objects of any kind through openings in the equipment.
Dangerous voltages may be present. Conductive foreign objects
could produce a short circuit that could cause fire, electric shock, or
damage to your equipment.
PREFACE
Symbols
The following symbols appear in this book:
WARNING!
CAUTION
Hazardous voltages are present. If the instructions are not heeded, there is a risk of electrical
shock and danger to personal health.
You risk damaging your equipment and/or
software if you do not follow these
instructions.
xi
PREFACE
Modifications to Equipment
Do not make mechanical or electrical modifications to the equipment.
Cabletron Systems, Inc., is not responsible for regulatory compliance of a
modified product.
Placement of a Cabletron Systems Product
CAUTION
To ensure reliable operation of your Cabletron
Systems product and to protect it from overheating, openings in the equipment must not
be blocked or covered. A Cabletron Systems
product should never be placed near a radiator or heat register.
Power Cord Connection
WARNING!
WARNING!
Cabletron Systems products are designed to
work with single-phase power systems having a grounded neutral conductor. To reduce
the risk of electrical shock, do not plug
Cabletron Systems products into any other
type of power system. Contact your facilities
manager or a qualified electrician if you are
not sure what type of power is supplied to
your building.
Your Cabletron Systems product is shipped
with a grounding type (3-wire) power cord. To
reduce the risk of electric shock, always plug
the cord into a grounded power outlet.
xii
CHAPTER 1
The Cabletron 9A000 and SFCS series ATM Switch brings ATM connectivity to
LAN workgroup, LAN backbone, and LAN/WAN internetworking applications. Together with the Cabletron series of ATM Computer Interfaces, the
9A000 and SFCS series meet the networking demands of today’s distributed,
time-critical applications.
The Cabletron 9A000 and SFCS series ATM high-performance ATM switches
deliver switching capacity and speed for ATM applications. A non-blocking
switching capacity of 2.5 Gbps is continually available for connectivity to 16
users or networking devices, each running at speeds up to 622 Mbps or 24
users or network devices running at 100 Mbps.
This chapter provides an overview of the ATM Standard and Cabletron Systems 9A000 and SFCS series Switches. It details the hardware and software
requirements necessary to use the 9A000 and SFCS series and also provides
information on the contents of the 9A000 and SFCS series Switch packages.
Introduction
1.1 Overview of the ATM Standard
Asynchronous Transfer Mode, or ATM, is a communication architecture
based on the switching of small fixed length packets of data called cells . In
ATM, all data is transferred in 53-byte cells. Each cell has a 5-byte header that
identifies the cell’s route through the network and 48-bytes containing user
data. This user data in turn carries any headers or trailers required by higher
level protocols.
The operation of an ATM switch is conceptually quite simple. The header of
each cell contains a virtual connection (VC) identifier, consisting of a virtual
path identifier (VPI) and a virtual channel identifier (VCI). On each incoming
link, an arriving cell’s VC identifier uniquely determines a new VC identifier
to be placed in the cell header, and the outgoing link over which to transmit
the cell. In the case of a multicast connection, the VC identifier maps to a set of
new VC identifiers and outgoing links.
Perhaps the single most important advantage offered by ATM, in addition to
the speed at which data is transferred, is its open-ended growth path. ATM is
not locked into a single physical medium or speed. The fixed-size ATM cell
allows traffic from multiple sources (simultaneous video, audio, and data
1-1
Introduction
1.2Hardware Description
communication) to be switched to multiple destinations by fast ATM switches
such as the Cabletron 9A000 and SFCS series (connecting up to 64 workstations
with an aggregate capacity of 2.5 Gbps or 96 workstations running at 100
Mbps). Larger LANs can be built by interconnecting multiple 9A000 and SFCS
series ATM switches.
Based upon international standards developed by the CCITT, ATM allows for
fast packet switching of cells, 53 bytes in length. By using small cells to transfer data, coupled with a low latency switch supporting isochronous timing,
ATM is able to support a wide range of audio, video, image, and data communications requirements.
Unlike shared-medium LAN technologies such as Ethernet and Token Ring,
in which users must contend for bandwidth, ATM switching provides dedicated, deterministic, high-speed connectivity. In addition, ATM is scalable
from 155 Mbps to 2.5 Gbps - to the desktop, or for the entire network.
The 9Cabletron 9A000 and SFCS series ATM switches, as shown in Figure 1-1
and Figure 1-2, provide connectivity for up to 16 computer workstations,
hubs, or routers at rates operating up to 622 Mbps/sec (or 24 workstations
running at 100 Mbps) via dedicated fiber optic links and twisted pair links.
Wide-area network (WAN) connectivity is seamlessly integrated into the
9A000 and SFCS series for connection to private networks or ATM SONET,
DS-3, DS-1, E-3, or J-2 services.
Interconnecting multiple 9A000 and SFCS series switches at various speeds is
simple. Once a new 9A000 and SFCS series switch is added to the network,
all other switches recognize its presence and dynamically establish connections to ports on the new switch. Furthermore, scaling the network is accomplished without costly and time consuming address reconfiguration and LAN
segmentation.
The 9A000 and SFCS series is a self-contained ATM switch that includes an
Ethernet connection to provide network management access.
1-2
Introduction
Figure 1.1 - 9A000 Switch Configuration
1-3
Introduction
SecureFast Cell Switch
5 VOLT
RX2
RESET
RX2
RX1
TX2
TX1
RX2
RX1
TX1
Tx
C
ETH
SER
RX3
TX2
TX3
Rx
L
SELECT
NEXT
RX4
RX3
TX4
TX3
RX4
TX4
SFCS
PWR
RESET
RX1
TX2
TX1
RX2
RX1
TX2
TX1
Tx
Rx
L
C
SER
ETH
Figure 1.2 - SFCS-200BX Switch Configuration
1.2.1 Front Panel Description
The front panel of the 9A000 and SFCS series includes the following features:
a power switch, two power supply LEDs, a RESET button, an RS-232 serial
port, an Ethernet 10BaseT port, a NEXT pushbutton, a SELECT pushbutton, a
display LED, and a power LED. For more information about these features,
please refer to Appendix A of this manual.
1.2.2 9A000 and SFCS Series Hardware Configuration
The 9A000 and SFCS series hardware consists of a switch board, an i960
switch control processors, and network modules. These components work
together to provide ATM switching capabilities, as well as distributed connection set-up and management. A functional description for each component
follows.
NEXT
RX3
TX3
RX3
TX3
FORE - FORE
SELECT
-200BX
5 VOLT
RX4
TX4
RX4
TX4
PWR
1-4
1.2.3 9A000 and SFCS Series Switch Board
The 9A000 and SFCS series switch board contains the VPI/VCI lookup tables,
and routing circuitry to ensure that a cell received from an input port is correctly switched to one or more output ports. The 9A000 and SFCS series
switch board can accept up to four network modules, which themselves contain up to six ports each. The switch board also has an interface, controlled by
the switch control processor, that is functionally equivalent to an ATM host
interface. (See Switch Control Software for more information).
1.2.4 Switch Control Processor
The i960 switch control processor provides the distributed connection set-up
for a network of ATM switches. The switch control processor primarily provides management access through SNMP and is responsible for storing and
updating all SNMP management information. Additionally, the switch control processor can access the ATM switch in-band in very much the same
manner as an ATM adapter in a workstation (such as the Fore SBA-200 SBus
Adapter). Since it has the ability to communicate over IP, the 9A000 and SFCS
series can route IP traffic from one given IP network to another. The switch
control processor, and associated software, manages the behavior of the
9A000 and SFCS series switch board (i.e., connection setup), but is not
involved in the actual cell switching.
1.2.5 9A000 and SFCS Series Network Modules
The network modules for the 9A000 and SFCS series act as the physical
input/output ports to the 9A000 and SFCS series switch. A network module
may have up to six physical ports, depending on its physical configuration.
There is also a logical control port located inside the SCP which is referred to
in the switch software as the Control Port (CTL). This control port is a logical
(not physical) location where cells that are directed to the SCP itself are sent.
(See section 1.4.1 for more information.)
Introduction
1.2.6 Environmental Information
In the 9A000 and SFCS series, there is a temperature sensor, located over the
switch fabric area of the enclosure, which ensures that the internal cabinet
temperature is not too high. This temperature is displayed on the Environmental Module LCD readout, within the MMAC Plus chassis. The power utilization for the 9A000 and SFCS series is also monitored and can be displayed
on the Environmental Module.
1-5
Introduction
Table 1.1 - System Hardware and Environmental Specifications
FeaturesSFCS Series/9A000
Switching Fabric
Traffic Policing
Number of Ports
Switch Transit Delay
Connection Setup Time < 10 milliseconds
Maximum Port Speed
Power (nominal)90 - 270 VAC @ 47 - 63 Hz
DimensionsH: 4.75” (12.1 cm)
Weight43 lbs (19.5 kg)
Operating Temperature5˚C to 40˚C
2.5 Gbps
non-blocked
UNI 3.1 dual leaky
bucket support
up to 24 ports
< 10 microseconds
622 Mbps
(OC-12/STM-4)
2.2 amps maximum
W: 17.5” (44.5 cm)
D: 18” (45.7 cm)
up to 10,000 ft
1-6
Operating Humidity10 to 90% RH
Storage Temperature-40˚C to 70˚C
up to 30,000 ft
Storage Humidity5 to 95% RH
1.2.7 Standards Compliance
•ITU I.361 ATM Layer
•ATM Forum UNI 3.0
1.2.8 Safety Compliance
•US: UL 1950
•Canada: CSA 22.2 No. 950-M89
•Europe: EN 60950
1.2.9 Emissions Compliance
•FCC Part 15, Class A
•CISPR 22, Class A
•VCCI, Class 1
1.2.10 Electromagnetic Compatibility (EMC)
The following all comprise EN 50082-1:
•ESD Susceptibility: IEC 801-2, Level 3
•Radiated Susceptibility: IEC 801-3, Level 2
•Electrical Fast Transient Compatibility: IEC 801-4, Level 2
Introduction
1.3Software Description
The software for the 9A000 and SFCS series runs on a FLASH file system to
accomplish switch and connection management, IP connectivity, and SNMP
network management.
1.3.1 Switch Control Software
The Switch Control Software (SCS) is the “brains” of the 9A000 and
SFCS series switches. The SCS controls the 9A000 and SFCS series switch
board and handles connection set-up and tear-down duties. The SCS can also
communicate with other Cabletron Systems switches using the SPANS NNI
protocol to learn network topology and establish connections across multiple
switches. In addition, there is an SNMP agent built into the SCS to allow
SNMP management and control.
1-7
Introduction
1-8
CHAPTER 2Installing the 9A000
This chapter contains the procedures for installing the 9A000. The installation
of the SFCS series is covered in Chapter 3.
2.1Installing the 9A000
To install the Cabletron 9A000, follow the steps below:
1.Switch off the power supplies and remove all power from the
MMAC-Plus chassis.
2.Remove the blank panels, covering the slots that the module is
being mounted in. All other slots must be covered, if modules are
not being installed, to ensure proper airflow and cooling.
3.Carefully remove the module from the shipping box. (Save the
box and packing materials in the event the module must be
reshipped.)
4.Attach one end of the ESD wrist strap packaged with the MMAC-
Plus chassis to your wrist. Plug the other end into the ESD Wrist
Strap Grounding receptacle in the lower right corner of the
MMAC-Plus Chassis shown in Figure 2.1.
5.Remove the module from the plastic bag. Observe all precautions
to prevent damage from Electrostatic Discharge (ESD).
6.Carefully examine the module, checking for damage. If any dam-
age exists, DO NOT install the module. Contact Cabletron
Systems Technical Support immediately.
7.The modules are installed into the chassis by sliding them into
slots and locking down both the top and bottom plastic tabs, as
shown in Figure 2.1. Take care that the module slides in straight
and engages the backplane connectors properly. When installing
the module, ensure that both circuit cards are between the card
guides, as shown in Figure 2.1. Check both the upper and lower
tracks of both cards.
2-1
Installing the 9A000
7
FLNK
8
FLNK
FLNK
10
RX
FLNK
INS
TX
11
RX
FLNK
INS
TX
12
RX
Jack for ESD
wrist strap
2-2
Metal Back-Panel
Circuit Card
Card Guides
Warning:
Ensure that the circuit card is between the card guides.
Lock down the top and bottom plastic tabs
at the same time, applying even pressure.
Figure 2.1 - Installing the 9A000 Module
2.2The Reset Switch
SMB
CPU
The Reset switch is located on the rightmost front panel, under the top plastic
tab as shown in Figure 2.2. It serves two functions:
• Pressing the reset switch twice within three seconds causes the processor (i960) to reset.
• Pressing and holding the switch on for three or more seconds causes
the module to shutdown. Pressing and holding again for three seconds restarts the module.
SNMP management may be used to disable this switch to enhance module
security.
Installing the 9A000
Reset Switch
Figure 2.2 - The Reset Switch
2-3
Installing the 9A000
2-4
CHAPTER 3Switch Hardware
Cabletron Systems offers a full line of ATM products that work together to
provide a complete ATM network solution. The Cabletron SFCS-200WG ATM
switch provide high-performance ATM connectivity for LAN workgroup and
desktop applications. The SFCS-200BX ATM switch and the SFCS-1000 ATM
switch offer high reliability and port density for LAN backbone and LAN/
WAN internetworking applications. Together with the Cabletron series of
ATM LAN and WAN Network Modules, these switches meet the networking
demands of today’s distributed, time-critical applications.
All of the Cabletron ATM switches deliver high-performance switching
capacity and speed for ATM applications. A non-blocking switching capacity
of 2.5 Gbps is continually available on the SFCS-200WG, and the SFCS-200BX.
Each switch provides up to 4 ports of connectivity, each running at speeds up
to 622 Mbps; or up to 16 ports, each running at speeds up to 155 Mbps; or up
to 24 ports, each running at speeds up to 100 Mbps. The
10 Gbps of switching capacity for up to 16 ports of connectivity, each running
at speeds up to 622 Mbps; or up to 64 ports, each running at speeds up to 155
Mbps; or up to 96 ports, each running at speeds up to 100 Mbps.
Wide-area network (WAN) connectivity is seamlessly integrated into the
SFCS-200BX and the SFCS-1000 for connection to private networks or ATM
SONET, DS3 and E3 services.
Interconnecting multiple Cabletron switches at various speeds is simple.
Once a new Cabletron switch is added to the network, all other switches recognize its presence and dynamically establish connections to ports on the
new switch. Furthermore, scaling the network is accomplished without costly
and time consuming address reconfiguration and LAN segmentation.
This chapter provides an overview of the Cabletron Systems’family ofATM
switches. It details the hardware requirements necessary to use these switches
and also provides information on the contents of each of the switch packages.
SFCS-1000 provides
3-1
Switch Hardware
3.1Switch Hardware Configurations
The SFCS-200WG, as shown in Figure 3.1, is a self-contained ATM switch that
provides an Ethernet connection for network management access. The
SFCS-200WG ATM switch hardware consists of a single switch board with an
i960 SCP, network modules, and fans. These components work together to
provide ATM switching capabilities, as well as distributed connection setup
and management.
SYSTEMS
RESET
SecureFast
RX2
RESET
RX1
TX2
TX1
RX2
RX1
TX2
TX1
Tx
Rx
L
C
SER
NEXT
ETH
RX2
RX1
TX2
TX1
RX2
RX1
TX1
Tx
C
ETH
SER
RX3
TX2
TX3
Rx
L
SELECT
NEXT
RX4
RX3
TX4
TX3
RX4
TX4
PWR
RX3
SELECT
RX3
TX3
TX3
-
SFCS-200WG
5 VOLT
RX4
TX4
RX4
TX4
PWR
Figure 3.1 - SFCS-200WG Switch Configuration
The SFCS-200BX, as shown in Figure 3.2, is a self-contained ATM switch that
provides an Ethernet connection for network management access. The
SFCS-200BX hardware consists of a single switch board with an i960 SCP, network modules, redundant power supplies, and fans. These components work
together to provide ATM switching capabilities, as well as distributed connection setup and management.
3-2
Switch Hardware
SYS
5 VOLT
RX1
TX1
RX1
TX1
RESET
SER
RESET
RX2
RX1
TX2
TX1
RX2
RX1
TX1
Tx
C
ETH
SER
RX3
TX2
TX3
Rx
L
SELECT
NEXT
RX4
RX3
TX4
TX3
RX4
TX4
PWR
SecureFast SFCS
RX2
TX2
RX2
TX2
Tx
Rx
L
C
NEXT
ETH
SELECT
RX3
TX3
RX3
TX3
SFCS-200BX
5 VOLT
RX4
TX4
RX4
TX4
PWR
Figure 3.2 - SFCS-200BX Switch Configuration
The SFCS-1000, as shown in Figure 3.3, is a self-contained ATM switch that
provides an Ethernet connection for network management access. The hardware for the SFCS-1000 consists of up to four switch boards, each with an i960
SCP; network modules; redundant power supplies; a Common Equipment
Card (CEC); and a removable fan tray. These components work together to
provide ATM switching capabilities, as well as distributed connection setup
and management.
3-3
Switch Hardware
SYSTEMS
SFCS-1000
C
A
AL1AL2
AL1 AL2
AL2
AL1
AL1
AL2
RX
LI
ETH
RX
LI
COL
POL
ETH
COL
POL
RESET
SER
Tx
C
ETH
Rx
L
NEXT SELECT
PWR
RX1
TX1
RESET
RX1
TX1
RX2
TX2
TX3
TX4
TX1
TX2
TX3
TX4
SER
RX2
TX2
Tx
C
ETH
Rx
L
NEXT SELECT
RX3
TX3
RX3
RX4
RX4
TX4
PWR
TX1 RX1TX2 RX2TX3 RX3TX4 RX4
RX1
RX2
RX3
RX4
C
A
RX1
TX1
RX1
TX1
RX2
TX2
RX3
TX3
RX4
TX4
RX1
TX1
RX2
TX2
RX3
TX3
RX4
TX4
RESET
SER
RX2
TX2
Tx
C
ETH
Rx
L
NEXT SELECT
RX3
TX3
RX4
TX4
PWR
TX1 RX1TX2 RX2TX3 RX3TX4 RX4
C
A
TX1
RX1
RESET
RX1
TX1
TX2
TX3
TX4
TX1
TX2
TX3
TX4
SER
RX2
TX2
RX2
Tx
C
ETH
Rx
L
NEXT SELECT
RX3
TX3
RX3
RX4
TX4
RX4
PWR
TX1 RX1TX2 RX2TX3 RX3TX4 RX4
RX1
RX2
RX3
RX4
C
A
RX1
TX1
RX1
TX1
TX2
RX2
RX2
TX2
TX3
RX3
TX3
RX4
TX4
TX4
RX1
TX1
48V DC
48V DC
RX3
RX4
CB1
CB1
TX1 RX1TX2 RX2TX3 RX3TX4 RX4
110
RX2
TX2
RX3
TX3
F12A/250V
RX4
TX4
F12A/250V
TB1TB1
3-4
D
B
D
B
D
B
B
Figure 3.3 - SFCS-1000 Switch Configuration
D
AC Volt.In
AC Volt.In
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