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Installing the Model 8000 Remote Access Concentrator

Japan/Nippon Requirements Only

Voluntary Control Council for Interference (VCCI) Statement

Voluntary Control Council for Interference (VCCI) Statement

This is a Class A product based on the standard of the Voluntary Control Council
for Interference by Information Technology Equipment (VCCI). If this equipment
is used in a domestic environment, radio disturbance may arise. When such trouble
occurs, the user may be required to take corrective actions.

Summary of Contents for 8000 RAC

Page 1: ...Part No 118353 A Rev A September 1997 Marketing Release 5 1 The Model 8000 Remote Access Concentrator Installing...

Page 2: ...rks Press and the Bay Networks logo are trademarks of Bay Networks Inc Microsoft MS MS DOS Win32 Windows and Windows NT are registered trademarks of Microsoft Corporation All other trademarks and regi...

Page 3: ...e reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy If it is not instal...

Page 4: ...EC Article 4a Conformity is declared by the application of EN 55 022 Class A CISPR 22 Warning This is a Class A product In a domestic environment this product may cause radio interference in which cas...

Page 5: ...tary Control Council for Interference VCCI Statement This is a Class A product based on the standard of the Voluntary Control Council for Interference by Information Technology Equipment VCCI If this...

Page 6: ...rements Only WARNING This customer equipment is to be installed and maintained by service personnel as defined by AS NZS 3260 Clause 1 2 14 3 Service Personnel Incorrect connection of connected equipm...

Page 7: ...r should be aware that compliance with the above conditions may not prevent the degradation of service in some situations Repairs to certified equipment should be made by a representative designated b...

Page 8: ...branchement de l appareillage Pour leur propre s curit les utilisateurs devraient s assurer que les mises la terre des lignes de distribution d lectricit des lignes t l phoniques et de la tuyauterie m...

Page 9: ...e it has available The Service Order Code s SOC 6 0Y The required Universal Service Order Code USOC jack RJ48C When you request ISDN U Interface Service you must provide the telephone company with The...

Page 10: ...you will be notified as soon as possible and will be informed of your right to file a complaint with the FCC 4 If you experience trouble with the unit please contact the Bay Networks Technical Solutio...

Page 11: ...the unit causes harm to the telephone network the telephone company may temporarily discontinue your service If possible they will notify you in advance but if advance notice is not practical you will...

Page 12: ...cluding any revisions made by Bay Networks or its licensors The copyright notice must be reproduced and included with any copy of any portion of the Software or user manuals Licensee may not modify tr...

Page 13: ...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...

Page 14: ...xport transfer or divert any such Software or technical data or any direct product thereof to any country to which such exports or re exports are restricted or embargoed under United States export con...

Page 15: ...xiii Installing the Model 8000 Remote Access Concentrator Revision Level History Revision Description A Initial release...

Page 16: ......

Page 17: ...or Installation 2 3 Installing the Remote Access Concentrator in a Rack 2 5 Attaching the Mounting Brackets 2 5 Attaching the Device to the Rack 2 7 Connecting a LAN Using Ethernet 2 8 Connecting AUI...

Page 18: ...cedures 4 4 Normal Mode Diagnostics 4 4 Setup Mode 4 7 Boot Failures 4 10 Boot Error Report 4 11 Correcting Remote Access Concentrator Parameters 4 13 Load Server Host Not Responding 4 14 Remote Acces...

Page 19: ...00 Remote Access Concentrator Contents Appendix C Data Compression Upgrade Instructions Contents of the Kit C 1 Required Tools C 1 Removing the RAC Cover C 2 Installing the Compression Card C 3 Replac...

Page 20: ......

Page 21: ...apter 2 11 Figure 2 8 Connecting a Console Terminal 2 12 Figure 2 9 Connecting the WAN Interfaces 2 14 Figure 4 1 Model 8000 RAC Front Panel LEDs 4 1 Figure A 1 Console Port A 1 Figure A 2 WAN Interfa...

Page 22: ......

Page 23: ...tates 4 7 Table 4 5 Setup Mode Error LED States 4 8 Table 4 6 Errors from Last ERPC Layer Invocation 4 12 Table 4 7 Errors from Last Read Request 4 12 Table 4 8 Errors from Last Open Request 4 13 Tabl...

Page 24: ......

Page 25: ...nfiguration information If you want Go to An overview of the Model 8000 Remote Access Concentrator including a description of the hardware features and firmware functions Chapter 1 Instructions for in...

Page 26: ...cs In the context of commands and command syntax lowercase italics indicate variables for which the user supplies a value In command dialog square brackets indicate default values Pressing selects thi...

Page 27: ...ted Services Digital Network ISO International Organization for Standardization LAN Local Area Network LAT Local Area Transport MAU Media Access Unit MLB Main Logic Board PPP Point to Point Protocol P...

Page 28: ...s com Library tpubs Bay Networks Customer Service You can purchase a support contract from your Bay Networks distributor or authorized reseller or directly from Bay Networks Services For information a...

Page 29: ...for that distributor or reseller for assistance If you purchased a Bay Networks service program call one of the following Bay Networks Technical Solutions Centers Technical Solutions Center Telephone...

Page 30: ......

Page 31: ...and devices supporting synchronous PPP Figure 1 1 illustrates a Model 8000 Remote Access Concentrator Figure 1 1 Model 8000 Remote Access Concentrator RA0001A 8000 Remote Access Concentrator WAN 1 WA...

Page 32: ...g networks Figure 1 2 TCP IP Novell Netware AppleTalk Figure 1 2 Model 8000 RAC as a Remote Access Server DEC Model 8000 Remote Access Concentrator Apple Macintosh IBM UNIX Ethernet Corporate LAN Nove...

Page 33: ...European ISDN channelized T1 and channelized E1 The Model 8000 RAC can house up to 62 modems to provide the flexibility of terminating calls originated by analog modems terminal adapters and routers T...

Page 34: ...ASE T for twisted pair autosensed Ethernet interfaces accessible via connectors on the rear panel Sync Port The MLB provides one synchronous port that can support V 35 X 21 RS 422 and RS 232 physical...

Page 35: ...eived from a boot server on the network ROM Monitor The ROM monitor is an interactive command interpreter that is used to define basic configuration parameter values You define the information that th...

Page 36: ...s flash memory The RAC can also obtain full operational code over the network from one of the following devices UNIX host Another Model 8000 Remote Access Concentrator configured as a load server NT h...

Page 37: ...ess Concentrator WAN 1 WAN 2 LAN Unit Status Status Alarms Channel Activity Utilization Test Red Sync Yel LOS Blu 20 40 60 80 100 FULL 20 40 60 80 100 FULL Status Alarms Channel Activity Utilization T...

Page 38: ...n the RAC requires operator attention for example in Monitor mode Flashes when the diagnostic tests fail Stat Turns green after the RAC passes power up diagnostics Flashes if power up diagnostics fail...

Page 39: ...ting the operational software Reset the RAC When you press the Reset button and hold it for 3 seconds the Stat LED flashes and the RAC begins to execute its power up diagnostics If you press the Reset...

Page 40: ...rface is properly synchronized with the received network signal and is receiving proper framing information The absence of sync causes the RAC to transmit a YELLOW alarm across the telephone network L...

Page 41: ...nd WAN 2 interface ports AUI Ethernet interface port 10BASE T Ethernet interface port Link LED Sync Port Console port Power switch AC line socket Figure 1 4 Model 8000 Remote Access Concentrator Rear...

Page 42: ...if you supply the appropriate transceiver The AUI port accommodates most standard tranceivers also known as Media Access Units MAUs Link LED The Link LED is an Ethernet link layer integrity indicator...

Page 43: ...pecifications Power consumption 125 W Thermal rating 427 Btu hr maximum Environment Operating temperature 5 to 40 C Non operating temperature 25 to 65 C Operating humidity 85 maximum relative humidity...

Page 44: ...eets safety requirements of Underwriters Laboratories for UL 1950 and CSA C22 2 No 950 Meets EMI requirements of FCC Class A and EN 55 022 Class A with shielded and unshielded cables Meets US and Cana...

Page 45: ...ote Access Concentrator in a rack optional Connecting a LAN using Ethernet Connecting a console terminal Connecting WAN interfaces Initial setup and using the ROM monitor Booting the Remote Access Con...

Page 46: ...e A power cable An RJ 45 cable with DTE adapter Two rackmount brackets Twelve 6 flathead screws Four 10 rackmount screws and washers Six rubber feet Figure 2 1 illustrates the standard contents of you...

Page 47: ...self boot Another Model 8000 RAC configured as a boot host Any host supporting TFTP The RAC must be connected to the network to receive its operational image except when self booting When self bootin...

Page 48: ...cd responds to all RAC boot and dump requests Refer to Using Remote Access Concentrator Server Tools for Windows NT for additional information Booting from Flash Memory For more information on booting...

Page 49: ...pped with the RAC Four 10 rackmount screws and washers shipped with the RAC Phillips screwdriver You install the RAC in a rack by attaching mounting brackets to the sides of the device and then attach...

Page 50: ...anner Figure 2 2 Attaching the Mounting Brackets to the RAC 8000 Remote Access Concentrator WAN 1 WAN 2 LAN Status Status Alarm s Channel Activity Utilization Test Red Sync Yel LOS Blu 20 40 60 80 100...

Page 51: ...k 3 Insert the four 10 rackmount screws with washers and tighten the screws to attach the front of the RAC to the rack see Figure 2 3 Figure 2 3 Attaching the Device to the Rack Rail without threaded...

Page 52: ...tion of either 10BASE5 thick Ethernet or 10BASE2 thin Ethernet if you supply the appropriate transceiver The AUI port accommodates most standard tranceivers also known as Media Access Units MAUs Each...

Page 53: ...the RAC Figure 2 5 1 Make sure the transceiver cable is plugged into the Ethernet network 2 Push the slide mechanism on the RAC s Ethernet connector to the right and plug in the transceiver cable 3 P...

Page 54: ...ated on the twisted pair Ethernet cable into the 10BASE T connector on the rear panel of the RAC When the connector clicks into place the connection is secure 2 Verify that the Link indicator is green...

Page 55: ...erminal to access the ROM monitor and boot the RAC for the first time To connect a console terminal to the console port located on the rear panel of the RAC 1 Connect one end of the cable provided in...

Page 56: ...the console port s signal pin allocation Figure 2 8 Connecting a Console Terminal 3 Turn on the console terminal and set the terminal to 9600 baud 8 data bits no parity 1 stop bit and no flow control...

Page 57: ...ote Access Concentrators Using Annex Manager for details Quick2Config Annex if you are using a PC see the online help for Quick2Config Annex for details The switch type and other WAN parameters must b...

Page 58: ...he Model 8000 Remote Access Concentrator 2 14 Figure 2 9 Connecting the WAN Interfaces The RAC uses an internal Channel Service Unit CSU for T1 applications An internal CSU is not used in E1 applicati...

Page 59: ...o perform an initial boot when loading the software Enter these parameters into the EEPROM using the ROM monitor commands which are accessed through a console terminal See Chapter 3 for more informati...

Page 60: ...universal identifier that is specified in dotted decimal notation Subnet mask Defines which portion of the Internet address is the network all ones the subnet all ones and the host all zeros Preferred...

Page 61: ...p diagnostics The LEDs light and then turn off except for some status LEDs The diagnostics take about a minute to complete If the diagnostics complete successfully the RAC either enters Setupmodeandwa...

Page 62: ...ard ID 64 Board Type 8000 CPU Type 486DX2 Ethernet Address 00 80 2d xx xx xx Memory size 8 Meg EEPROM size 65504 Flash size 4 Meg Flash ID 0089 Available Interfaces selected ThickNet Twisted Pair WAN...

Page 63: ...without an IP address or preferred load host defined in ROM When you boot RAC it attempts to initialize itself autoinitialize using BootP Bootstrap Protocol and RARP Reverse Address Resolution Protoco...

Page 64: ...supports BootP forwarding and must have the appropriate information in the bootptab file The BootP implementation for the RAC adheres to RFC 951 RFC 1048 and RFC 1084 A sample bootptab file entry used...

Page 65: ...it is running as the Server Address in the bootp response message The ROM uses the Server Address as the preferred load host and stores it in the pref_load_addr parameter The host running bootpd the...

Page 66: ...ss Concentrator on page 27 for detailed information about booting the RAC Manually Initializing the IP Address Parameters To configure the RAC for your specific needs the IP address parameters can be...

Page 67: ...lizing the IP Address Parameters on page 2 22 2 Enter the boot command If you do not enter a file name with the command you are prompted for one the default file name is displayed at the prompt oper 6...

Page 68: ...ress CR to start Booting Using TFTP To boot using TFTP your TFTP daemon tftpd must be started in etc inetd conf oranotherappropriatedirectoryonyoursystem with a configuration line similar to this tftp...

Page 69: ...ot from the tftpboot annex directory When you enter the load directory name make sure you end the path name with a slash character Image name invalid or uninitialized Default oper 64 enet Enter Image...

Page 70: ...file oper 64 enet Unanswered requests shown as transmission errors as Requesting boot from 192 9 200 88 via Ethernet Booting BFS file using open delay of 8 Booting TFTP file using open delay of 8 Boo...

Page 71: ...he IP Address Parameters on page 2 22 2 Enter the sequence command at the monitor prompt The following prompt is displayed Enter interface sequence net 3 Enter self net as the sequence The monitor pro...

Page 72: ...ing help or displays the available options afd displays the status of the Automatic Firmware Download process used only for the WAN interfaces cli starts the Command Line Interpreter on the current po...

Page 73: ...recommendedfortheRAC s initial boot Setting these parameters rather than using the assigned defaults minimizes errors during the initial boot For example setting the parameter that defines the preferr...

Page 74: ...he console terminal Command Descriptions Table 3 1 lists the ROM Monitor commands the following sections describe them Table 3 1 ROM Monitor Commands continued on next page Command Description Use add...

Page 75: ...ts the load image and tftp load dump names Loading an image that differs from the default lat_key d Sets the LAT key Connecting to a VMS host net Executes an Ethernet transceiver loopback test Checkin...

Page 76: ...hernet address in hexadecimal notation For a description of IP addresses refer to Managing Remote Access Concentrators Using Command Line Interfaces The command syntax is addr d If you enter the addr...

Page 77: ...Preferred Load Host address 192 9 200 88 Enter Preferred Dump Host address 0 0 0 0 192 9 201 88 Preferred Dump Host address 192 9 200 88 Enter Load Dump Gateway address uninitialized 192 9 200 10 Load...

Page 78: ...of the preferred load or dump host the host must be reached through a gateway router The addr command prompts you for this gateway s IP address The RAC uses the broadcast address parameter when loadin...

Page 79: ...SNMP set commands the RAC SNMP agent returns the error no such name for the first object in the set command Enabling allow_snmp_sets configures the RAC to accept SNMP set commands from any source SNMP...

Page 80: ...do not provide a filename orhavenotdefinedonefortheRACusingtheimagecommand boot requests the default oper 64 enet file For more information about the image command see image on page 3 17 To set the i...

Page 81: ...uring the boot WhentheRACbeginstoboot itdisplaystheloadserverhost sIPaddress If the unit does not boot successfully after several attempts it displays the message boot attempt failed if the RAC opens...

Page 82: ...collisions 10 Reserved The lowest nibble bits 3 to 0 are a count of collisions during this transmission For example 8802 Complete Late collision 2 collisions 8841 Complete Late Collision SQE detected...

Page 83: ...SYS for MOP VMS loads and oper 64 enet for all other protocols Unanswered requests shown as transmission errors as Requesting boot from 192 9 200 88 via Ethernet Booting BFS file using open delay of...

Page 84: ...ns the image is not stored in flash memory This indicates that you could have a problem with your flash memory monitor boot l Enter boot file name ip oper 64 enet mop OPER_64_ENET SYS Requesting defau...

Page 85: ...0 88 via Ethernet Booting from 192 9 200 88 42 msec Header received OK Received data blocks shown as msec turnaround time 4 4 6 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 6 4 4 4 4 4 4 4 4 4 4 4...

Page 86: ...lar to this This display is typical for E1 versions For T1 and modemless versions the information displayed in some of the fields is different than that shown in this example REVISION CONFIGURATION IN...

Page 87: ...command prompts for confirmation before erasing the nonvolatile EEPROM memory The erase command display looks similar to this Because the erase command erases the IP address you may need to use the ad...

Page 88: ...Installing the Model 8000 Remote Access Concentrator Chapter 3 ROM Monitor Commands 3 16 help Entering help or displays brief descriptions of the Remote Access Concentrator ROM Monitor commands...

Page 89: ...marks The default image name is oper 64 enet The image command display looks like this The image d command displays the current image file name monitor image Enter Image name ip oper 64 enet mop OPER...

Page 90: ...to set and display the LAT key from the ROM monitor The LAT key is optional and may be purchased separately The command syntax is lat_key d The lat_key command display looks like this The lat_key d c...

Page 91: ...sends out a short test packet from the RAC through the transceiver to test the integrity of the network The Ethernet transceiver loopback test causes the Net LED to turn off If theRACpassesthistest t...

Page 92: ...host or gateway from which you wish to elicit a response The optional data_size argument is the number of bytes sent in a datagram packet The default value is 64 and the maximum value is 1024 The opti...

Page 93: ...following is a sample screen display for a T1 24 modems or E1 32 modems version of the RAC The following is a sample screen display for a modemless version of the RAC monitor ports WAN Port Tests Some...

Page 94: ...ma or a space Enter the interface list as an argument to the command or the console terminal displays a list of available interfaces and prompts for a new list In the following example interfaces are...

Page 95: ...00 Remote Access Concentrator The sequence d command displays the current load dump interface list You cannot specify both the d argument and an interface list at the same time The command display loo...

Page 96: ...Frames Sent 3 CRC Errors 0 Carrier Sense Losses 0 Alignment Errors 0 Clear to Send Losses 0 Resource Drops 0 Collisions Detected 0 Bus Wait Drops 0 Excessive Collision Losses 0 Bad Types Lengths 0 Sta...

Page 97: ...AC lost the Carrier Sense signal this is usually the result of excessive traffic on the Ethernet Clear to Send Losses The number of times packets could not be transmitted because the RAC lost the Clea...

Page 98: ...Installing the Model 8000 Remote Access Concentrator Chapter 3 ROM Monitor Commands 3 26...

Page 99: ...re 4 1 Model 8000 RAC Front Panel LEDs RA0024A 8000 Remote Access Concentrator WAN 1 WAN 2 LAN Unit Status Status Alarms Channel Activity Utilization Test Red Sync Yel LOS Blu 20 40 60 80 100 FULL 20...

Page 100: ...n the Reset button is pressed a first time and held for more than 3 seconds it flashes Reset Mode When pressed a second time and held momentarily the LED stays on Setup mode Power Lit when the RAC is...

Page 101: ...hen the WAN interface is detecting no signal on the network interface receiver When an LOS condition exists the WAN interface transmits a YELLOW alarm to the remote system RED The RED alarm indicator...

Page 102: ...as two modes of operation Normal mode and Monitor mode Normal mode is the standard operational mode Monitor mode is a diagnostic mode that provides access to the ROM Monitor commands Duringitspower up...

Page 103: ...se diagnostics test internal hardware functions If a test fails the ATTN and STAT LEDs flash and an error message is displayed on the console port The TRAF LED flashes during the power up self tests A...

Page 104: ...in the future Make sure that you configure the RAC with the appropriate information about the location of the image See Booting the Remote Access Concentrator on page 2 19 for more information Be sure...

Page 105: ...usly Off Flashing irregularly Activity T1 Testing LEDs All front panel LEDs and the Link LED on the rear panel light for a few seconds then all but the TRAF LED turn off This sequence confirms that al...

Page 106: ...describes the LEDs that are used to indicate errors at different stages of the system startup process If the RAC fails while testing the hardware state T2 the error condition is hardware failure TE2...

Page 107: ...nless you are making a copy for backup If you used an na admin or cli boot command specify the correct image and a valid file name Power Up Diagnostic Messages Power up diagnostics run when the RAC is...

Page 108: ...wo problems cause boot failures The RAC is not configured properly The load server host is not responding The RAC requests a boot image from a predefined load host or by broadcasting a boot request Wh...

Page 109: ...it tried to boot Table 4 6 contains a description of the errors from the last ERPClayerinvocationfield Table 4 7containsadescriptionoftheerrors from the last read request field The error count indicat...

Page 110: ...from an incorrect host This indicates that the RAC received and ignored an unsolicited packet Rsp T O s The RAC never received a correctly formatted response from the correct host or any response fro...

Page 111: ...ust be specified if the preferred load server host is located on another network or subnet Error Description ARP errors Address Resolution Protocol ARP errors indicate that the RAC is configured to bo...

Page 112: ...ge command If the address for the preferred load server host is incorrect the boot takes longer because the RAC has to broadcast for a host Correct the load host s address using the addr command Confi...

Page 113: ...mode the RAC displays boot progress reports The RAC displays its reports on the console terminal that invokes its Monitor mode erpcd displays its reports on the UNIX workstation that invokes its Test...

Page 114: ...nical Solutions Center Windows NT Host on the LAN When troubleshooting a Windows NT host on the LAN make sure that The host is booted and functioning properly The host can communicate with other netwo...

Page 115: ...ts the RAC so warn users before you do this 3 At the monitor prompt enter monitor boot v When the RAC boots in Monitor mode the console terminal displays the load server host s IP address and indicate...

Page 116: ...to verify the unit s configuration Refer to Managing Remote Access Concentrators Using Command Line Interfaces for more information about these commands A Model 8000 RAC that has been reconfigured as...

Page 117: ...D states during a dump Dump files are generated for use by Technical Solutions Center personnel only Events that trigger RAC dumps are Nonrecoverable hardware or software errors Software fails to rese...

Page 118: ...ave Erpcd overwrites crash dumps if the same RAC dumps again The assigned name depends on the number of characters per file name that the dump host supports For hosts supporting file names longer than...

Page 119: ...n The ROM Monitor config command displays the amount of memory for the RAC Table 4 10 shows sample dump file names All path names are relative to the directory usr spool erpcd bfs Table 4 10 Remote Ac...

Page 120: ...Installing the Model 8000 Remote Access Concentrator Chapter 4 Troubleshooting Procedures 4 22...

Page 121: ...nd the associated pins used by the following Remote Access Concentrator ports Console Port WAN Interface Ports AUI Ethernet Port 10BASE T Ethernet Port Sync Port Console Port The console port uses a d...

Page 122: ...1 Console Port Pin Signal Allocations WAN Interface Ports The Model 8000 RAC is equipped with two WAN Interface ports Figure A 2 Table A 2 lists the port s pin signal allocations Figure A 2 WAN Inter...

Page 123: ...A 3 illustrates a 10BASE T Ethernet port receptacle Table A 3 lists the receptacle s pin signal allocations Figure A 3 10BASE T Ethernet Port Pin Number Signal 1 Receive data from network RECEIVE RIN...

Page 124: ...als A 4 Table A 3 10BASE T Ethernet Port Pin Signal Allocations AUI Ethernet Port Figure A 4 illustrates an AUI Ethernet port Table A 4 lists the port s pin signal allocations Figure A 4 AUI Ethernet...

Page 125: ...tor Table A 4 AUI Ethernet Port Pin Signal Allocations Pin Signal 1 Ground for transceiver power 2 Collision 3 Transmit 4 Ground 5 Receive 6 Ground for transceiver power 7 Unused 8 Ground 9 Collision...

Page 126: ...lists the port s pin signal allocations Figure A 5 Sync Port Table A 5 Sync Port Pin Signal Allocations continued on next page RA0019A 1 15 31 16 30 44 Pin Signal Description 1 FGND Frame Chassis Gro...

Page 127: ...T RT non V 35 Receive Timing 12 26 TT TT non V 35 Terminal Timing 13 28 30 RTIN RTIN B ST Buffered Receive Timing from transceiver Receive Timing to SCC Buffered Send Timing from transceiver 14 29 15...

Page 128: ...ntrator Appendix A Port Pins and Signals A 8 Table A 5 Sync Port Pin Signal Allocations continued Pin Signal Description 41 UNBE Unbalanced Enable RS 232 only active high 42 V35D V 35 interface active...

Page 129: ...modem cards to upgrade the number of modems on the RAC This chapter also describes how to remove and replace faulty modem cards This appendix describes Contents of the kit Removing the RAC cover Mode...

Page 130: ...telecommunications cables To remove the cover from the RAC 1 Unplug the RAC and disconnect all cables 2 Remove the four screws from the back of the unit Figure B 1 3 Lift the cover up from the back o...

Page 131: ...pendix B Modem Upgrade Instructions Installing the Model 8000 Remote Access Concentrator Figure B 2 Removing the Model 8000 RAC Cover RA0022A CONSOLE SYNC LINK 10BASE T AUI WAN 2 100 240 3 2A 5060 Hz...

Page 132: ...into the RAC Figure B 3 1 Find the locations in which you plan to install the modem cards 2 On the modem cards find the mounting hole that is silk screened with a ring 3 Orient the modem card so that...

Page 133: ...ix B Modem Upgrade Instructions Installing the Model 8000 Remote Access Concentrator Figure B 3 Adding Modem Cards to the Model 8000 RAC RA0016A CONSOLE 10BASET SYNC AUI WAN 2 WAN 1 LINK Modem Card Or...

Page 134: ...ations that can accommodate modem cards up to 62 modems total To remove a modem card from the RAC Figure B 4 1 Locate the modem card that you want to remove 2 Push in the locking tab on the nylon stan...

Page 135: ...ix B Modem Upgrade Instructions Installing the Model 8000 Remote Access Concentrator Figure B 4 Removing Modem Cards from the Model 8000 RAC RA0016B CONSOLE 10BASET SYNC AUI WAN 2 WAN 1 LINK Modem Car...

Page 136: ...e cover into the corresponding slots on the chassis Figure B 5 2 Swing the cover down into place making sure the tabs on the sides of the cover fit inside the corresponding slots in the chassis 3 Secu...

Page 137: ...2 Turn on the unit s power 3 Set the Model 8000 RAC to Setup mode by pressing the Reset button momentarily Figure B 6 The RAC runs its ROM resident power up diagnostics 4 At the monitor prompt issue...

Page 138: ...del 8000 RAC to Setup Mode RA0005A 8000 Remote Access Concentrator WAN 1 WAN 2 LAN Status Status Alarms Channel Activity Utilization Test Red Sync Yel LOS Blu Status Alarms Channel Activity Utilizatio...

Page 139: ...logic board This chapter describes how to install the data compression card on the main logic board These installation instructions contain a description of the following Contents of the kit Removing...

Page 140: ...or digital telecommunications cables To remove the RAC cover 1 Unplug the RAC and disconnect all cables 2 Remove the four screws from the back of the unit Figure C 1 3 Lift the cover up from the back...

Page 141: ...s To install the compression card on the main logic board Figure C 3 1 Find the location in which you plan to install the compression card 2 Orient the compression card and carefully press it into the...

Page 142: ...onto the unit at an angle and insert the five tabs on the cover into the corresponding slots on the chassis Figure C 4 2 Swing the cover down into place making sure the tabs on the sides of the cover...

Page 143: ...C Data Compression Upgrade Instructions Installing the Model 8000 Remote Access Concentrator Figure C 4 Replacing the Model 8000 RAC Cover RA0021A CONSOLE SYNC LINK 10BASE T AUI WAN 2 100 240 3 2A 50...

Page 144: ...Installing the Model 8000 Remote Access Concentrator Appendix C Data Compression Upgrade Instructions C 6...

Page 145: ...3 3 3 14 example 3 14 connecting a LAN using Ethernet 2 8 AUI cable 2 9 to a console terminal 2 11 twisted pair 10BASE T cable 2 10 console monitor invoking 2 28 console port description 1 12 pin sig...

Page 146: ...ption 2 16 M main logic board 1 4 manual booting description 3 8 manually initializing the IP address parameters 2 22 MLB main logic board 1 4 modem cards description 1 4 installing B 4 removing B 6 m...

Page 147: ...dress 3 6 the IP address 3 6 the preferred load host address 3 6 the subnet mask 3 6 setup mode entering 4 7 error states 4 8 shipment contents verifying 2 2 Stac 9711 coprocessor 1 5 stats command 3...

Page 148: ...e Model 8000 Remote Access Concentrator Index 4 V verifying Ethernet address 2 18 RAC server hardware configuration 2 18 W WAN interface connecting 2 13 WAN interface ports pin signal allocations A 2...

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