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Using the 8-port TokenSpeed and TokenSpeed/MCP Switch Modules

B-12

893-01019-A

Figure B-14.

Bay/SNPX RO to RI connection (RJ-45 to IBM Type 1)

Figure B-15.

RI–other to RO connection (RJ-45 to IBM Type 1)

TokenSpeed

port type:

Bay/SNPX RO

Network device
port type:
RI

Phantom

sense

Phantom

source

Phantom
direction

Data direction

TokenSpeed port

Customer equipment

(Bay Networks hub)

RJ-45

Type1

7612EB

TokenSpeed

port type:

RI-other

Network device
port type:
RO

Data direction

TokenSpeed port

Customer equipment

RJ-45

Type1

7613EB

TKNSPD.BK Page 12 Thursday, July 17, 1997 11:43 AM

Содержание Centillion 5000 5000BH

Страница 1: ...Part No 893 01019 A June 1997 Using the 8 port TokenSpeed and TokenSpeed MCP Switch Modules TKNSPD BK Page i Thursday July 17 1997 11 43 AM ...

Страница 2: ...terference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy If it is not installed and used in accordance with the instruction manual it may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case users will be required to...

Страница 3: ...he Software solely for backup purposes in support of authorized use of the Software and c to use and copy the associated user manual solely in support of authorized use of the Software by Licensee This license applies to the Software only and does not extend to Bay Networks Agent software or other Bay Networks software products Bay Networks Agent software or other Bay Networks software products ar...

Страница 4: ... LICENSORS BE LIABLE FOR ANY COST OF SUBSTITUTE PROCUREMENT SPECIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES RESULTING FROM INACCURATE OR LOST DATA OR LOSS OF USE OR PROFITS ARISING OUT OF OR IN CONNECTION WITH THE PERFORMANCE OF THE SOFTWARE EVEN IF BAY NETWORKS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES IN NO EVENT SHALL THE LIABILITY OF BAY NETWORKS RELATING TO THE S...

Страница 5: ...duction of any chemical nuclear or biological weapons 9 General If any provision of this Agreement is held to be invalid or unenforceable by a court of competent jurisdiction the remainder of the provisions of this Agreement shall remain in full force and effect This Agreement will be governed by the laws of the state of California Should you have any questions concerning this Agreement contact Ba...

Страница 6: ...vi 893 01019 A TKNSPD BK Page vi Thursday July 17 1997 11 43 AM ...

Страница 7: ... About the TokenSpeed Module 1 1 Features 1 2 TokenSpeed Module Ports and Connectivity 1 2 Filtering 1 3 Caching and Proxy 1 3 Fault Tolerance 1 3 Network Management 1 3 Physical Description 1 4 Chapter 2 TokenSpeed Module Applications Giving a Server a Dedicated Port 2 1 Segmenting a Ring 2 2 Connecting a Segment Through the RI or RO Port 2 3 Connecting a Segment Using a Lobe Port 2 4 Replacing a...

Страница 8: ...ing a TokenSpeed MCP Module 3 12 Replacing a TokenSpeed Module 3 14 Chapter 4 Troubleshooting the TokenSpeed Module Switch Startup Failure with TokenSpeed MCP 4 2 TokenSpeed Module Startup Failure 4 3 Port Insertion Problems 4 4 Appendix A Technical Specifications Appendix B Cables Port Types B 2 Cable Types B 2 Token Ring Connectors on the TokenSpeed Module B 3 Cable and Connector Pin Assignments...

Страница 9: ...al MCP cable to the TokenSpeed MCP 3 7 Figure 3 8 TokenSpeed module LEDs 3 8 Figure 3 9 Loosening the TokenSpeed module 3 12 Figure 3 10 Removing the module from the switch chassis 3 13 Figure 3 11 Loosening the TokenSpeed module 3 14 Figure 3 12 Removing the module from the Centillion chassis 3 15 Figure B 1 RJ 45 connector on the TokenSpeed module B 3 Figure B 2 Connectors for token ring network...

Страница 10: ... to DB 9 B 10 Figure B 13 Station to hub connection RJ 45 to IBM Type 1 B 11 Figure B 14 Bay SNPX RO to RI connection RJ 45 to IBM Type 1 B 12 Figure B 15 RI other to RO connection RJ 45 to IBM Type 1 B 12 Figure B 16 RO other to RI connection RJ 45 to IBM Type 1 B 13 TKNSPD BK Page x Thursday July 17 1997 11 43 AM ...

Страница 11: ... 2 TokenSpeed module LEDs 3 8 Table 3 3 Factory default configuration settings 3 9 Table B 1 Port types for the TokenSpeed module B 2 Table B 2 Cable distances B 3 Table B 3 Male Mini DIN 8 to male DB 25 cable B 13 Table B 4 Female DB 25 to female DB 9 adapter B 14 TKNSPD BK Page xi Thursday July 17 1997 11 43 AM ...

Страница 12: ...xii 893 01019 A TKNSPD BK Page xii Thursday July 17 1997 11 43 AM ...

Страница 13: ... TokenSpeed module Each model is referred to specifically when features and functions are unique to that particular model Purpose This guide provides information about installing and using the TokenSpeed module Configuration of the TokenSpeed module is covered in Using SpeedView 2 1 for Windows For more information about these guides see Related Publications on page xv Audience This guide is inten...

Страница 14: ...ribes the step briefly but precisely An experienced user may need to read only the first tier to complete the task The second tier describes the step in more detail and may include results of performing the step Note This format is used to highlight information of importance or special interest Caution This format is used to highlight information that will help you prevent equipment failure or los...

Страница 15: ...g SpeedView 2 1 for Windows Bay Networks part number 893 891 B Describes the software configuration features for the Centillion switch and modules from a Windows platform Reference Guide for the Centillion 100 and Model 5000BH Switches Bay Networks part number 893 01006 A Provides reference information about switching terminology and concepts describes configuration examples using Centillion 100 a...

Страница 16: ...s service program call one of the following Bay Networks Technical Solutions Centers Use Express Routing Code 145 to reach a support representative for token ring switching products Region Telephone number Fax number United States and Canada 1 800 2LANWAN then enter Express Routing Code ERC 290 when prompted to purchase or renew a service contract 1 508 916 8880 direct 1 508 670 8766 Europe 33 4 9...

Страница 17: ...n about Bay Networks and its products visit the Bay Networks World Wide Web WWW site at http www baynetworks com To learn more about Bay Networks Customer Service select Customer Service on the opening Web page TKNSPD BK Page xvii Thursday July 17 1997 11 43 AM ...

Страница 18: ...Using the 8 port TokenSpeed and TokenSpeed MCP Switch Modules xviii 893 01019 A TKNSPD BK Page xviii Thursday July 17 1997 11 43 AM ...

Страница 19: ...ly four ports The TokenSpeed module comes in the following configurations A TokenSpeed module with eight switched token ring ports with RJ 45 connectors for unshielded twisted pair UTP or shielded twisted pair STP cable A TokenSpeed MCP module with eight switched token ring ports with RJ 45 connectors for UTP STP cable and a serial port implemented on a Mini DIN 8 connector These modules offer ide...

Страница 20: ... connector for UTP STP connection to each token ring port One serial port with a Mini DIN 8 connector on the TokenSpeed MCP module Transparent source route and source route transparent bridging with IEEE 802 1d or IBM Spanning Tree support Virtual ring partitioning for any combination of ports in a single switch each virtual ring appearing as a single ring in a source routing network Per port feat...

Страница 21: ... Cache capacity of up to 128 RIFs for source route explorer proxy and 5120 media access control MAC addresses Cache capacity of up to 10 240 MAC addresses in the MCP station table Fault Tolerance The TokenSpeed module has the following fault tolerance features Ability to install remove and replace a module in an operational chassis hot swap Flash memory download with storage for two configurations...

Страница 22: ...ive retaining screws on each side of the front panel The module occupies a single slot in the Centillion switch chassis Figure 1 1 Hardware features of the TokenSpeed module The module front panel contains eight RJ 45 connectors for the token ring ports and an array of port LEDs that indicate ring insertion and port activity The TokenSpeed MCP module also has a Mini DIN 8 connector for the serial ...

Страница 23: ...age 2 5 Concentrating rings into a router see page 2 5 Giving a Server a Dedicated Port You can improve server response and increase throughput capacity by giving a server a dedicated port on the TokenSpeed module Note Giving a server a dedicated port on the TokenSpeed module need not increase the source route hop count You can maintain or even decrease the source route hop count by assigning the ...

Страница 24: ...enting a Ring You can segment rings and connect the ring segments to the TokenSpeed module using either Ring In Ring Out RI RO ports or lobe ports on the token ring hubs Note If you connect a token ring hub to a switch using only the RI or RO port you have no backup path between the switch and the hub Centillion 50 token ring switch TokenSpeed module Before After BayStack 500 series token ring hub...

Страница 25: ...egments by connecting one MAU to a TokenSpeed module through the RI or RO port on the MAU The remaining MAUs form a segment that is connected to the TokenSpeed module through a lobe port on the MAU Figure 2 2 Connecting a ring segment through an RI RO port ring segment 2 Centillion 50 switch RI Single ring segment Before After RO 7567EA RI RO RO Ring segment 1 Ring segment 2 TKNSPD BK Page 3 Thurs...

Страница 26: ... single ring segment Each hub can be connected through a lobe port to a TokenSpeed module to create three ring segments Figure 2 3 Connecting ring segments through lobe ports Single ring segment Before After 7569EA Ring segment 1 Ring segment 2 Ring segment 3 Centillion 50 token ring switch BayStack token ring hub Model 2715 token ring hubs TKNSPD BK Page 4 Thursday July 17 1997 11 43 AM ...

Страница 27: ...le router port are in the same virtual ring refer to Using SpeedView 2 1 for Windows The router will continue to view the network the same way it did before the rings were segmented To concentrate multiple small ring segments into a router subnet and to free router ports be sure all segments are in the same virtual ring so that you can group the entire virtual ring into a single router port Be sur...

Страница 28: ...cal ring segments into a few logical rings that use fewer router ports Figure 2 5 Concentrating multiple rings into a router Centillion 50 token ring switch Router User rings Ring 20 Ring 3 Before 20 router ports 20 logical rings After 2 router ports 2 logical rings Ring 2 Ring 1 7571EA User rings Ring segment 20 Ring segment 2 Ring segment 1 Router Server Ring 1 Ring 2 Virtual ring Server TKNSPD ...

Страница 29: ... page 3 7 Configuring the TokenSpeed module see page 3 9 Removing and replacing a module see page 3 11 Preparing for Installation Before you install the TokenSpeed module make sure that the Centillion switch chassis is assembled and ready to accept modules For more information refer to the installation instructions that were shipped with your switch chassis You need the following tools and materia...

Страница 30: ...o prevent static discharge damage when working with printed circuit boards Keep each board in its protective conductive bag until you are ready to install it If possible place all printed circuit boards on an antistatic mat and wear a grounded antistatic wrist strap and leash to free yourself of static If you lack a grounded antistatic wrist strap and mat be careful to stand in one place where you...

Страница 31: ...anel to release the filler panel from the chassis frame and lift the filler panel away from the switch see Figure 3 1 Figure 3 1 Removing a filler panel 2 Make sure the module inserter extractor levers are extending forward see Figure 3 2 Figure 3 2 Inserter extractor levers ready for installation 6463 6464 TKNSPD BK Page 3 Thursday July 17 1997 11 43 AM ...

Страница 32: ...gure 3 3 Slot module guides 4 Slide the module into the chassis until you feel it touch the backplane see Figure 3 4 The inserter extractor levers should still be extended forward and in contact with the front of the chassis Do not push the module all the way into the chassis Figure 3 4 Inserting the module into the chassis 6465 6466 TKNSPD BK Page 4 Thursday July 17 1997 11 43 AM ...

Страница 33: ...h the front of the chassis the module backplane connectors are properly seated 6 Align and tighten the captive retaining screw at each end of the module front panel see Figure 3 5 Connecting Cables to TokenSpeed Ports This section describes how to connect cables to the ports on a TokenSpeed module with the following connections Token ring connections to the RJ 45 ports Management connection to the...

Страница 34: ... the network device on the other end For cable specifications and connector pin assignments see Appendix B Cables Figure 3 6 Connecting a cable to an RJ 45 port on the TokenSpeed module Table 3 1 Port types for the TokenSpeed module Network device port TokenSpeed port type Lobe port on token ring hub Station Lobe port on IBM 8228 MAU or similar device Station Station port on a network interface ca...

Страница 35: ...ctly or through the DB 25 to DB 9 adapter that is also shipped with the switch Verifying the Installation When the TokenSpeed module is installed and the cables are connected to the ports the module is ready for operation All connected ports are enabled unless they have been disabled by SpeedView Enabling and disabling TokenSpeed module ports is described in Using SpeedView 2 1 for Windows You can...

Страница 36: ... specific to the module type On the TokenSpeed MCP the following sequence occurs Port 1 Act activity LED lights during switch memory test Ins inserted LED lights during management bus test Table 3 2 TokenSpeed module LEDs LED name Meaning Ins inserted The Inserted LEDs on all ports flash simultaneously until any port on the module is successfully inserted Once the first port is inserted all Insert...

Страница 37: ...n off when the module has started up successfully Ins LEDs on all ports toggle on and off until the first port inserts successfully Configuring the TokenSpeed Module The TokenSpeed module is shipped preconfigured with the configuration settings listed in Table 3 3 If transparent switching and no spanning tree operation are appropriate for your network no further configuration is necessary Table 3 ...

Страница 38: ...gh 8 on each slot in hexadecimal format Slot 1 11 12 13 14 15 16 17 18 Slot 2 21 22 23 24 25 26 27 28 Slot 3 31 32 33 34 35 36 37 38 Slot 4 41 42 43 44 45 46 47 48 Slot 5 51 52 53 54 55 56 57 58 Slot 6 61 62 63 64 65 66 67 68 1 FFE Note The Centillion 50 switch contains only slots 1 through 3 Priority Valid only when source route bridging is selected 128 0 255 Path cost Valid only when source rout...

Страница 39: ...me but a TokenSpeed MCP module should not be removed from a functioning switch Installing a TokenSpeed MCP module resets the switch and loads the default configuration thus interrupting network connectivity If you are adding a module to an empty slot in an already functioning switch follow the instructions that begin on page 3 2 If you are replacing an installed module follow the instructions in t...

Страница 40: ...Windows If you have an extra Centillion switch chassis you can minimize network disruption by loading the saved configuration on the new TokenSpeed MCP module using the additional chassis then replace the old module 3 Turn off the power to the switch 4 Loosen the two retaining screws on the module until they pop free of the switch chassis frame see Figure 3 9 5 Rotate the left and right inserter e...

Страница 41: ...r panel over the empty slot Otherwise continue with step 8 8 Install the new module following the instructions in Installing the TokenSpeed Module on page 3 2 9 Turn on the power to the switch 10 Download the saved configuration file to the new module For module configuration instructions and for instructions on saving and downloading files refer to Using SpeedView 2 1 for Windows 6471 TKNSPD BK P...

Страница 42: ... 45 seconds Waiting allows the system software to process the requests to disable the ports 3 Loosen the two retaining screws on the module until they pop free of the chassis frame see Figure 3 11 Figure 3 11 Loosening the TokenSpeed module Caution If you remove a module without waiting 45 seconds after disabling the ports you must power cycle the Centillion switch chassis When you turn off the po...

Страница 43: ...s see Figure 3 11 5 Slide the module out of the chassis see Figure 3 12 Figure 3 12 Removing the module from the Centillion chassis 6 If you will not be replacing the module soon attach a filler panel over the empty slot Otherwise continue with step 7 7 Install the new module following the instructions in Installing the TokenSpeed Module on page 3 2 6471 TKNSPD BK Page 15 Thursday July 17 1997 11 ...

Страница 44: ...TKNSPD BK Page 16 Thursday July 17 1997 11 43 AM ...

Страница 45: ...p failure see page 4 3 Port insertion problems see page 4 4 To expedite support when you call Bay Networks please have the following information ready Hardware configuration Software configuration including the image file version number and SpeedView version number Network diagram Module or switch part number and serial number for the suspected unit Brief description of the problem TKNSPD BK Page ...

Страница 46: ...and line interface CLI that the switch is unable to start a Close SpeedView and run a terminal emulation program to access the CLI For more information refer to Reference Guide for the Centillion Command Line Interface b If the switch is unable to start the screen does not display the CLI prompt Instead the following message is displayed Is there anyone out there 4 Quit the terminal emulation prog...

Страница 47: ...tch completes the reset and starts operating properly you may continue normal operation If the reset is unsuccessful or an error indication appears repeat the entire procedure If it fails again call Bay Networks customer support Please be ready to provide the service representative with the information listed on page 4 1 TokenSpeed Module Startup Failure Symptom The switch startup process complete...

Страница 48: ...f the counts change the token ring port is inserted and operating If the port is operating but the Activity LED stays dark the LED may be damaged If the counts do not change the token ring port is not inserted or enabled Proceed to the following steps to verify proper installation configuration and connection for the port 2 Verify that the cabling is correct See Appendix B Cables for information a...

Страница 49: ...c speed for the port on the TokenSpeed module and disable the Speed Sense option The ring number assigned to this port does not conflict with other ring numbers in the network If the ring parameter server tells the port a different ring number from the number that is configured the port will deinsert 4 Disable the port then enable it again 5 If the port still fails to insert try inserting the port...

Страница 50: ...TKNSPD BK Page 6 Thursday July 17 1997 11 43 AM ...

Страница 51: ...Processor 2 MB TokenSpeed module 10 MB TokenSpeed MCP module Buffer pool 1 MB Flash 128 KB TokenSpeed module 2 5 MB TokenSpeed MCP module Electrical Specifications Power consumption 45 W maximum Thermal rating 155 BTU hr maximum Physical Specifications Dimensions L 10 5 by W 12 5 by H 1 0 in L 26 7 by W 31 7 by H 2 5 cm Weight 3 0 lb 1 36 kg TokenSpeed module 3 1 lb 1 41 kg TokenSpeed MCP module T...

Страница 52: ... 29 Electromagnetic Emissions Meets requirements of FCC Part 15 Subpart B Class A EN 55 022 CISPR 22 1985 Class A VCCI Class 1 ITE Electromagnetic Susceptibility Electrostatic discharge ESD EC 801 2 Level 2 Radiated electromagnetic field EC 801 2 Level 2 Electrical fast transient burst EC 801 4 Level 2 Electrical surge IEC 801 5 Level 1 2 Safety Agency Approvals UL CUL listed UL 1950 CSA certified...

Страница 53: ... device you are connecting This appendix includes information about the following topics Port type settings for the token ring ports see page B 2 Cable types for connecting token ring network devices to the TokenSpeed module see page B 2 Pin locations for the RJ 45 connectors on the TokenSpeed module see page B 3 Pin assignments for cables used to connect token ring network devices see page B 4 Co...

Страница 54: ...e you are connecting to the TokenSpeed module Type 1A STP cable with an RJ 45 connector on one end and an appropriate connector on the other end for the device you are connecting to the TokenSpeed module Serial MCP cable that is shipped with the Centillion switch Table B 1 Port types for the TokenSpeed module Network device port TokenSpeed port type Lobe port on token ring hub Station Lobe port on...

Страница 55: ...dapter that is used in a station device or network node Figure B 1 RJ 45 connector on the TokenSpeed module Table B 2 Cable distances Cable type 4 Mb s 16 Mb s UTP cable type Category 3 DIW 200 m 100 m Category 4 375 m 150 m Category 5 400 m 200 m STP cable type 1 1A 2 900 m 450 m 6 9 600 m 300 m 8 400 m 200 m Note These distances are accurate only for connection to and from active hubs and statio...

Страница 56: ...phantom source All cables are shown as straight through cables because the correct port type setting on the TokenSpeed module automatically adjusts the port for any needed crossover function The end that connects to the TokenSpeed module is an RJ 45 connector The connector at the other end can be another RJ 45 connector a DB 9 connector or an IBM Type 1 connector see Figure B 2 Figure B 2 Connecto...

Страница 57: ...le device see Figure B 4 TokenSpeed Bay SNPX RO port type connected to an RI port on a Bay Networks hub see Figure B 5 TokenSpeed RI other port type connected to an RO port see Figure B 6 TokenSpeed RO other port type connected to an RI port see Figure B 7 Figure B 3 Hub to station connection RJ 45 to RJ 45 TokenSpeed port type Hub Network device port type Station Phantom sense Phantom source Phan...

Страница 58: ...rce Phantom sense Phantom direction Data direction Data direction TokenSpeed port Customer equipment RJ 45 RJ 45 4 5 3 6 RX RX TX TX TX TX RX RX 4 5 3 6 7603EB TokenSpeed port type Bay SNPX RO Network device port type RI Phantom sense Phantom source Phantom direction Data direction Data direction TokenSpeed port Customer equipment Bay Networks hub RJ 45 RJ 45 4 5 3 6 TX TX RX RX RX RX TX TX 4 5 3 ...

Страница 59: ...ice port type RO Data direction Data direction TokenSpeed port Customer equipment RJ 45 RJ 45 4 5 3 6 RX RX TX TX TX TX RX RX 4 5 3 6 7684EB TokenSpeed port type RO other Network device port type RI Data direction Data direction TokenSpeed port Customer equipment RJ 45 RJ 45 4 5 3 6 TX TX RX RX RX RX TX TX 4 5 3 6 7605EB TKNSPD BK Page 7 Thursday July 17 1997 11 43 AM ...

Страница 60: ...ing hub or an IBM 8228 style device see Figure B 9 TokenSpeed Bay SNPX RO port type connected to an RI port on a Bay Networks hub see Figure B 10 TokenSpeed RI other port type connected to an RO port see Figure B 11 TokenSpeed RO other port type connected to an RI port see Figure B 12 Figure B 8 Hub to station connection RJ 45 to DB 9 TokenSpeed port type Hub Network device port type Station Phant...

Страница 61: ...irection Data direction Data direction TokenSpeed port Customer equipment RJ 45 DB 9 4 5 3 6 RX RX TX TX TX TX RX RX 1 6 5 9 7607EB TokenSpeed port type Bay SNPX RO Network device port type RI Phantom sense Phantom source Phantom direction Data direction Data direction TokenSpeed port Customer equipment Bay Networks hub RJ 45 DB 9 4 5 3 6 TX TX RX RX RX RX TX TX 1 6 5 9 7608EB TKNSPD BK Page 9 Thu...

Страница 62: ...rt type RI other Network device port type RO Data direction Data direction TokenSpeed port Customer equipment RJ 45 DB 9 4 5 3 6 RX RX TX TX TX TX RX RX 1 6 5 9 7609EB TokenSpeed port type RO other Network device port type RI Data direction Data direction TokenSpeed port Customer equipment RJ 45 DB 9 4 5 3 6 RX RX TX TX TX TX RX RX 1 6 5 9 7685EB TKNSPD BK Page 10 Thursday July 17 1997 11 43 AM ...

Страница 63: ...O port type connected to an RI port on a Bay Networks hub see Figure B 14 TokenSpeed RI other port type connected to an RO port see Figure B 15 TokenSpeed RO other port type connected to an RI port see Figure B 16 Figure B 13 Station to hub connection RJ 45 to IBM Type 1 TokenSpeed port type Station Network device port type Hub Phantom source Phantom sense Phantom direction Data direction Data dir...

Страница 64: ... device port type RI Phantom sense Phantom source Phantom direction Data direction Data direction TokenSpeed port Customer equipment Bay Networks hub RJ 45 Type1 4 5 3 6 TX TX RX RX RX RX TX TX R G B O 7612EB TokenSpeed port type RI other Network device port type RO Data direction Data direction TokenSpeed port Customer equipment RJ 45 Type1 4 5 3 6 RX RX TX TX TX TX RX RX R G B O 7613EB TKNSPD BK...

Страница 65: ...able Table B 3 Male Mini DIN 8 to male DB 25 cable Male Mini DIN 8 pin locations Male Mini DIN 8 pin numbers Signal Male DB 25 pin numbers Male DB 25 pin locations 1 Reserved 2 Data terminal ready 20 3 Transmit data 3 4 Signal ground 7 5 Receive data 2 6 Reserved 7 Not connected 8 Reserved TokenSpeed port type RO other Network device port type RI Data direction Data direction TokenSpeed port Custo...

Страница 66: ...le DB 9 adapter Female DB 25 pin locations Female DB 25 pin numbers Signal Female DB 9 pin numbers Female DB 9 pin locations 8 Data carrier detect 1 3 Receive data 2 2 Transmit data 3 20 Data terminal ready 4 7 Signal ground 5 6 Data set ready 6 4 Request to send 7 5 Clear to send 8 22 Ring indicator 9 13 1 25 14 7579EA 5 6 9 1 7578EA TKNSPD BK Page 14 Thursday July 17 1997 11 43 AM ...

Страница 67: ...o RJ 45 B 5 serial MCP B 13 connectors for network devices B 4 MCP 3 7 Mini DIN 8 B 13 RJ 45 1 1 3 6 B 3 TokenSpeed 1 2 conventions xiv customer support xvi D data rate A 1 datagram broadcast filters 1 3 Declaration of Conformity iii dedicated port for server 2 1 default switch configuration 3 9 download process incomplete 4 3 E electrical specifications A 1 electromagnetic emissions A 2 electroma...

Страница 68: ...mory A 1 microprocessor A 1 Mini DIN 8 connector 3 7 B 13 modules description 1 1 installing 3 2 replacing 3 11 N name query interval 1 3 NetBIOS name filters 1 3 network management features 1 3 network management station 1 1 3 7 P Path cost parameter 3 10 physical specifications A 1 pin assignments DB 9 connections B 8 IBM Type 1 connections B 11 RJ 45 connections B 5 serial MCP connections B 13 ...

Страница 69: ...idging 1 2 Spanning Tree Protocol parameter 3 9 Spanning Tree support 1 2 Speed sense parameter 3 9 SpeedView 1 4 SR broadcasting parameter 3 10 startup failure 4 2 startup sequence LEDs 3 8 State parameter 3 9 STE hop count parameter 3 10 Switching mode parameter 3 9 switching IEEE 802 1d 1 2 T Technical Solutions Centers xvi technical specifications A 1 technical support xvi TFTP 1 4 token ring ...

Страница 70: ...TKNSPD BK Page 4 Thursday July 17 1997 11 43 AM ...

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