THE LAN I R 0 V E R (tm) MAN AGE MEN T G U IDE
Contents
1. GU ante re war a mrem are amus ST O SS SS SS AS SOS SE AD SE TS SE LS SS SS Se A Se SS eS MENS GENS wa THE AUTOMATIC MAP SETTING UP THE LANSTART FILE To avoid mapping the disk drives every time you sign on a SUBMIT file may be written to automatically MAP all drives If you are not familiar with the use of the CP M program called SUBMIT COM read the CP M manual or turn to your computer dealer If you are familiar with SUBMIT follow the instructions below To use the auto mapping feature the files LANEX COM and LANSTART SUB must be on the working diskette in the A disk drive of the computer LANEX COM functions similarly to SUBMIT COM but is RAM based and much faster This program is included on the B LAN Scape master diskette If you must use the SUBMIT COM program rename LANEX COM to something else then rename SUBMIT COM to LANEX COM Three short submit files included on the LAN Scape distribution disk have the names LANSTART NO1 LANSTART NO2 and LANSTART NO3 These files may be viewed using the CP M TYPE command To use these files on station 1 simply rename the file as follows REN LANSTART SUB LANSTART NO1 On station 2 do the same using LANSTART NO2 and on the third station by using LANSTART NO3 You may create a file named2. aen em A R zz zZ zz o E eee O CS eee cm E E CEI coe O E coe cam eamm e GENER TN ME a a THE A drives of one conputer may be MAPPED to another This is not generally advisable because it increases network traffic In some cases a specific program such as a complex accounting program requires that it be located on an A or B drive of a hard disk drive If that were on a remote model 10 KAYPRO numbered station 10 you may MAP the drives like this MAP A A 10 Return MAP B B 10 Return This results in the mapping of your A and B drives to station 10 As soon as you re done it is good practice to re MAP your A and B drives back to LOCAL The MAP of an A or B drive to a remote station may be done automatically using the LANEX program together with the LANSTART file SUBMIT is used special care is required in the order of execution For instance to MAP the A drive to a remote station the MAP A A lt station gt would have to be the final command in the SUB file B 3 7 ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK ACCESS MAPPING TO LOCAL SSS _ Having LOCAL drives MAPPED remotely A A 2 B B 2 can significantly increase the data traffic over the network and can slow down response time When you are finished using this re MAP you drives to LOCAL as follows MAP A A LOCAL Return MA
3. B 3 1 MAPPING TO LOCAL B 3 8 ORGANIZING THE NET B 2 2 PASSWORDS CHANGING B 2 6 PASSWORDS TEMPORARY B 2 7 PLANNING EXAMPLE B 1 5 PLANNING THE NETWORK B 1 1 PRINTER CONFIGURATION B 3 10 PRINTER REMOTE ASSIGNMENT B 3 10 PRINTER R RELEASING THE PRINTER B 3 11 PRINTER S SPECIAL RELEASE CHARACTERS SEE USER GUIDE PRINTER T RESERVATION TIME B 3 11 AND SEE USER GUIDE PRIVILEGE LEVELS B 1 4 Q QUICK SET UP B 1 1 R RELEASING THE PRINTER B 3 11 REMAPPING B 3 6 REMOTE DRIVE A B 3 7 REMOTE PRINTING B 3 8 REMOTE PRINTING OPERATIONS B 3 10 REMOTE PRINTING SOFTWARE B 3 9 ADEVCO LAN ROVER MANAGEMENT GUIDE S SECURITY PROVISIONS B 1 2 SETTING UP A MAP B 3 2 STATION NUMBERS B 1 3 STATION NUMBERS CHANGING B 2 6 T TASK ALLOCATION CHART B 2 4 UNMAPPING B 3 6 USER NUMBERS B 1 3
4. Js Run preliminary tests 4 Wire on site location for network Da Configure software for office needs Steps one through four are detailed in the Technical Guide Guide C along with some notes about specific applications software relevant to step five The LAN Rover Local Area Network office management system is produced and manufactured by ADEVCO Inc and is based on technology licensed from Centram Systems Inc All rights reserved Specifications subject to change without notice LAN Rover tm amp LAN Scape tm are trademarks of ADEVCO Inc The LAN Scape network software and hardware technology c Copyright 1984 Centram Systems Inc CP M is a registered trademark of Digital Research Inc WordStar is a registered trademark of Micropro Inc dBase II is a trademark of Ashton Tate Corp PerfectCalc amp Perfect Writer are trademarks of Perfect Software Inc B 1 iv ADEVCO LAN ROVER MANAGEMENT GUIDE ORGANIZATION NETWORK ORGANIZATION A local area network is a very powerful office management tool As such it is important to set time aside to manage the network for the most efficient secure and reliable use Networks which are small or used for dedicated tasks may not need a manager this case the most knowledgable user must have a good grasp of the entire documentation For most installations it is important to appoint one office member as the network manager This person should be familiar with MAN
5. drives are This is normally done just after sign on through a procedure called MAP To understand the use of the MAP command it is helpful to discuss a few concepts B 3 1 ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK ACCESS LOCAL amp REMOTE The disk drives and any other attached devices on the computer are considered LOCAL to a user Other computers on the network their disk drives and devices are considered REMOTE to the same user The drives of both local and remote stations have an address which is the drive name and the station number As is seen when typing MAP when first signing on the Local disk drives are then referred to as A local and B local The A drive on a station 4 is referred to as A 04 The B drive would be B 04 PHYSICAL amp LOGICAL The above mentioned address describes the PHYSICAL location of a disk drive A local is the PHYSICAL location of the A drive on your local station A 04 is the PHYSICAL location of the A drive of a station number 04 To use the disk drives of remote computers on the network it is necessary to give a LOGICAL name which represents the PHYSICAL location of each disk drive This process we call MAPPINC In the management section PLANNING THE NETWORK there is a table showing a disk drive allocation MAP Here s how to set up that MAP on the network Up to 16 disk drives in any combination of both LOCAL and REMOTE may be made accessable to any
6. Drives B B B Remote G Disk 2HK Drive Dessen Access A AA Where Stations Al E1 may access the A amp B drives of Bl as if they were the G H drives on their local computer And Stations 1 El may access the amp B drives of Al as if they were the D amp E drives on their local computer ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK MANAGEMENT The next step is to decide where the software you plan to use will actually reside and a simple QUEUE CARD can help Sample QUEUE CARD MANAGER STATION Local Remote Disk Drive Name Contents Al A D Accounting amp Spread sheets accounting B E B1 A G Data management WP sales B Client amp order files ET A Programming engineering B ee ee SU A DS ee ee re pe e dum amm gt ME an eum eres ee ann rn OL ML een Gam m GM URL um Applications programs may on the Local station where they will be used or located on a single station and accessed remotely by other users It is most efficient to have them located on the station where they will be used the most NOTE a disk intensive program is used
7. LANSTART SUB using the WordStar non document and include only the specific MAP commands as described below Refer to your CP M documentation for specific SUBMIT details After the user logs on to the network with the LAN Scape programs on the A drive the LAN program expects to find SIGN COM LANEX COM and a file named LANSTART SUB on the same drive If you would like the system to automatically check your mailbox see MAIL below or let the other stations know that you are on line see FLASH below you may include these commands in your SUBMIT file B 3 5 ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK ACCESS If you always wish to run a specific program every time that you sign on the network you may include the name of that program as the last entry in the LANSTART SUB file Here is an example of a LANSTART SUB file with all these options MAP G MAP H MAP J MAP K MAP L C FLASH ALL Hi There Station 1 is on line MAIL R MAP WS uH m w n If it is desirable to limit the access of a station after signing on LANSTART SUB file can use the MAP command of a workstation to un MAP the unneeded disk drives by this command MAP E Return This command will unMAP the E drive As mentioned earlier with CP M a user is limited to accessing up to 16 disk drives named A through P However more drives may be accessed or different combinations of disk drives may be made accessable by re MAPping your LAN
8. it should be on your local station and not used over the network More than one copy of a single program may be used on different machines stored in different user areas accessible by different USER numbers Review the software licenses for your application programs to make sure that they legally can be used in the multi user environment without the purchase of additional copies To achieve the best network response you will need to do some experimenting after reviewing Manual Section 4 Applications Software Files may be kept on any station and be accessed by any other station Larger files will be located where the most disk space is available as in a data base file on a hard disk computer ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK MANAGEMENT SSS __ _ mm mn mm UIT cmm E APT ADO TUN E gt E GEM arme nn nn a m a Wordproc y y y n Books n y n y Database n y y n Schedules y y y n In the chart above the represents the physical location of the software Remember the LAN Rover tm can transfer files and programs between any stations of the net Therefore anyone privileged can get the files and programs from another user s station and copy them to their local drives Now that you know on which machines the software will reside we must decide which USER numbers and privileges will give e
9. one station at a time through the MAP command using LOGICAL names from A to P The disk drives will then act as if they re attached to that computer To demonstrate once a user sucessfully signs on to the network the network MAP may be displayed by typing MAP Return The screen will show Logical name Physical drive A A LOCAL B B LOCAL C C LOCAL and on the KAYPRO 10 B 3 2 ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK ACCESS WARNING THE MAP PROCESS REQUIRES ACCURACY TAKE CARE TO MAP ONLY TO TRULY ACCESSIBLE DISK DRIVES Any user attempting to access a remote file from a MAP with a non existing remote physical drive can bomb the remote user back to the CP M prompt EXAMPLE If your MAP is MAP D D 03 There is no D physical drive on most computers So in this case the logical drive D is set to the non existing physical disk D of station 03 you tried to access a file on your drive and station 03 was on the network the user on station 03 will be bombed back to the AO gt prompt of the LAN CP M This is the same response as stand alone CP M and the problem is caused by a CP M ROM call and is not amenable to software change CAUTION DO NOT USE SPECIAL CHARACTERS IN AN ADDRESS Using special characters in addresses can result in erratic MAPping MU ee AD ee wur ee er SSS uL GEL m m m am um
10. software must be on both the printing station initiating the printing and the printer station with the printer attached 2 The initiating station must set the print output to go to the printer station 3 Once a print job is started it must be finished by releasing the printer A e 1 E no zn SS LO O o GUN GUARD MAS The station initiating the printing and the station with the printer attached both must have the LAN remote printer programs installed These prograns are LAN COM main LAN Rover program PRINTER COM ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK ACCESS NOTE The remote printing versions of LAN programs take an additional Ik of usable memory reducing the usable program area If your applications programs require maximum TPA and you do NOT need remote printing use the non remote printing LAN programs LANLP COM PRINTER CONFIGURATION Whether printing is done locally or remotely over the LAN Rover the applications program on the station which initiates the printing must be configured for the destination printer A user must always be aware that to print sucessfully to a remote printer over the network the LOCAL applications software must be configured for that REMOTE printer PRINTER REMOTE ASSIGNMENT Prior to starting remote printing the user to initiate the printing must tel
11. CAL A drive of station 3 will be accessed as the G drive by any computer This technique can create excessive network traffic unless used carefully And as the MAP function is being done the A drive should be the LAST drive to be MAPped NOTE To optimize network performance it is generally advisable not to log an A drive on to a remote drive to run programs such as WordStar Just which technique you use is up to you there is no right way so use the one which is easiest for you to remember After you have completed your disk drive assignments you should check to be sure the system is working correctly Take a directory of each of the drives that you have MAPPED Use the DIR directory command to read the directory of remote Drive D DIR D Return Then try the directory program DD COM This will report the size of all files on the requested disk and the size of all valid remote disks that have been accessed since the last WARM BOOT B 3 4 ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK ACCESS If that is working correctly try loading the same program that is located on a remote drive by entering D DD Return Note that this is the same standard CP M format except now you will be able to access up to 16 disk drives Now check your work to this point by getting a directory from all the drives you have mapped on the network A men ir audi ER i SO SU rr E on A
12. LAN Rover tm system will meet your office needs We have made every effort to develop an integrated networking system that will operate efficiently under demanding conditions It has been designed to provide the management benefits of an automated office for a reasonable price With the LAN Rover tm users can do remotely over the network almost anything that they can do locally on a stand alone computer Every other computer attached to the network becomes part of one user s computer as theirs becomes part of every other user s Users can share the files stored on the disk drive of another station They can send and receive electronic mail and flash messages onto the screen of other users They can also log on to the drive of another machine and run a program when that is necessary They may also use any printer con nected to any computer on the network In many ways the power of each computer is increased to the cumulative power of all computers attached to the network The LAN Rover system is made up of these patas LAN Rover network interface circuit board LAN Rover connecting cables and hardware LAN Rover User Manual Warranty amp Sales Agreement LAN Scape operating system software LAN Rover network support software The LAN Rover system utilizes the LAN Scape tm network operating software developed by Centram Systems Inc The software commands are clear lean and powerful Also included on a separate disk
13. P B B LOCAL Return EIE mn Qe ams ame esum amem um a lt a MUT apu uu e _ ai Te e rl EE Ee SS AS AS ND AY GE NE EE EE SS SS SS SS A SS LS SS a are ae e e The ideal network should print out to any printer attached to any workstation on the network It should also print from inside an applications program as if the information were being printed locally The LAN Scape software will accurately print out during remote disk accesses and works with software spoolers However software spoolers usually require considerable disk storage They can cause intensive disk use and thereby possibly severly reduce network performance It is recommended that a hardware buffer or intelligent spooler be installed on the printers which are to be used with the network By accepting data as quickly as the computer can send it to the buffer the workstation is freed up from the printing task quicker therby reducing possible contention and delays on the network There are at least three ways to print out files while connected to the LAN Rover 1 PRINTING LOCAL FILES Za PRINTING REMOTE FILES 3 USING A REMOTE PRINTER PRINTING SUPERVISION A printer needs attention the right type of paper loaded a full ribbon and correc
14. Rover system Before changing a disk drive MAP you should check to be sure the system is working correctly Take a directory of each of the drives that are assigned If there is a D drive use the DIR command to read the directory as follows DIR D Return If you decide that it is unlikely that you will need information from drive F now mapped to drive A at station 4 Simply remap drive F by entering MAP F A 18 Return ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK ACCESS You now have the drive you want You still are restricted to 16 machines at a time but you can reMAP to any other 16 disk drives at will Any alphanumeric address other than a valid station number 00 FF will result in the mapping of a drive locally Se EI SEPT eee ee eee sere m a m 2 You can also make files of specific disk drive assignments and automatically MAP and re MAP disk drives for your needs All disk drive MAP configurations must use the file extension SUB For instance an engineering department could have a MAP in the file ENGINE SUB and the accounting department could have another called ACCOUNT SUB Both files could be on the A drive of the LAN working diskette and the system may be dynamically reMAPped at any time by entering LANEX ENGINE Return LANEX ACCOUNT Return Gui cum aeo mm mut SA MEE eo CINES TUNIS wer
15. THE LAN ROVER tm MANAGEMENT GUIDE THE LAN ROVER tm MANAGEMENT GUIDE THIS DOCUMENT is to be used in conjunction with the ADEVCO LAN Rover tm Local Area Network System and is subject to change without notice Copyright c 1984 by Adevco Inc All rights reserved No part of this publication may be reproduced transmitted transcribed stored in a retrievable system or translated in any language in any form or by any means without the prior permission by Adevco Inc Adevco Inc 3790 El Camino Real Suite 329 Palo Alto California 94306 ADEVCO LAN ROVER MANAGEMENT GUIDE PREFACE TABLE OF CONTENTS A A UID UD AMD quA AM A ee o MANT cS 2 m m nommen mn Zen zen zz A A A A A A A A A men THU A A A A A A A A A A A A A mn eee nn Rem nn nn A A en u m m u AA AA ee A AA A A e Lib m ES RS GENE ST o o antun aan sum NETWORK ORGANIZATION cccccccccccccccccccccccscccscce bel NETWORK 2 NETWORK ACCESS us das nee MANAGEMENT GUIDE aan Vea dae ut ADEVCO LAN ROVER MANAGEMENT GUIDE PREFACE PN 385 THE ADEVCO LAN Rover Local Area Network System MANAGEMENT GUIDE PREFACE WELCOME We hope that you find the ADEVCO
16. This section should only be made available to those responsible for network management TECHNICAL GUIDE MANUAL C Contains step by step instructions for installing and wiring the ADEVCO network interface circuit board into a micro computer instructions to wire an office for the LAN Rover a guide on office management of a network and a problem solving section ADEVCO LAN ROVER MANAGEMENT GUIDE PREFACE This manual except where otherwise marked uses the following conventions to describe dialogues between the computer and user EXAMPLE Dialogues are always indented A computer response is shown without notation as it will appear on your computer screen If several options may be entered in response to a computer prompt the description of what you are to enter is enclosed by greater and less than symbols Return means type the carriage RETURN key on the keyboard CTRL lt KEY gt means to press the indicated key while holding down the control key labelled CTRL PRINTER lt Station Number gt Return Note that after entering the command PRINTER you are to enter a number to correspond with a station number on the net such as PRINTER 5 Return ADEVCO LAN ROVER MANAGEMENT GUIDE PREFACE Installation Process The LAN Rover installation process should follow these steps Es Install the ADEVCO Network Interface circuit board into each computer 2 Set up initial software configuration
17. UALS A USER GUIDE and B MANAGEMENT GUIDE In addition the manager should review MANUAL C TECHNICAL GUIDE especially regarding software use problem solving In this documentation a computer with networking capability is referred to as a workstation or a station the machine which a person uses to gain access to other files printers and operators through the network A Games we GUTER QUUD nn an an A SD nm mm mm CIS GEL GENET mm Just as each business office has its own style single LAN Rover network system configuration will meet every need so customization will usually be necessary In the complex office with vital security requirements careful planning will be needed to set up the systen If your office has few security requirements there are short cuts which can shorten your set up time See the following Section B 3 of this manual QUICK SET UP FOR OFFICES NO SECURITY REQUIREMENTS If you are using your LAN Rover tm in an office in which all employees will have equal access to the network you need not enable the security provisions of the network as described below ADEVCO LAN ROVER MANAGEMENT GUIDE ORGANIZATION All you really need to do is sign on in the manner described b
18. ach employee the correct access to the network First of all we want to set up Susan as the network manager Remember the network manager always has all privileges Assign the network manager USER number 0 The easiest way to do this is to have Susan s system disk in the B drive of a 2 floppy computer or the floppy of a hard disk computer If Susan were setting up her own station on a hard disk computer the working copy of the LAN system disk would be on the A drive The software distribution disk has all stations set up with full privileges for user number 0 with the password TEST Sign on to the network as described above Then enter MANAGER Return You will then be shown the following screen The LAN Manager Utility ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK MANAGEMENT This program assigns Station Addresses Passwords and Privileges for each User in each station This information is stored in secure encrypted form in the LAN Scape system program SIGN COM You may modify the system program either locally or over the LAN Rover by using MAP command to give access to the remote disk drive and by using this option to change drives The program SIGN COM for the station that you are changing must be present on the drive which you specify While a manager may modify a remote station s set up this could create confusion to network users and is best done Locally at the manager s station The MANAGER management utility shou
19. are detailed in the user manual A ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK ACCESS NETWORK ACCESS Now that you have established the basics of the network structure and security it s time to set up access to the net This system has a number of powerful features to provide this access The most important questions are Where will the programs and files be stored Which station will have access to them A ES LE ME IS lt au GNU true Se ES SL In a computer may address up to 16 disk drives using a single letter name from A to P For any computer there can only be one A drive One of the most basic levels of security is whether a user may access a remote disk drive to read or write data This is accomplished through the MANAGER COM Section B 2 Further the network manager may limit a users disk access through the MAP instructions placed in the LANSTART SUB initialization file See page 7 of this section An ancient philosopher once said Without a map the Captain of a ship would not know to which port he was sailing WHERE ARE YOUR DISK DRIVES To a user attached to a dozen other computers over the network each of which has two or three drives this is an important question If you assign a user the appropriate privilege they will be able to access the disk drives of other stations In order to do this each machine must be told where the other
20. building areas or task areas by letters from A to F Using the M Modify option assign the appropriate user number then using no password The system will then ask the manager if she wants to de assign the password When you are ready to initialize the disks of the other machines on the net load your co worker s working diskettes on your floppy drive or log onto thir A drive if they have a model 10 Follow the procedures for the MANAGER program as described above Enter the appropriate passwords and privileges for each worker In our example the final screen will look like this User Password Change Change Remote Remote Manager User Attrib Read Write 0 Detroit Y Y Y Y Y Susan 1 Berkeley Y George 2 Bombay Y Y Y CredMan Harrisburg Account 5 6 7 8 9 10 11 12 13 14 15 Modify Password amp Privileges S Save changes Q Quit abandon changes B 2 6 ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK MANAGEMENT Note that not every station must have the same parameters Operators on different stations may have different passwords to sign on the same USER number but they may have different privileges You can create temporary passwords to allow a user to enter data to a database to which he or she would ordinarily not have access At the end of the work day you can kill the temporary password by simply running MANAGER for that user s station again You may want to do it over the net rather than locally on your flo
21. can be designated LOCKABLE This prevents two users from accessing the file at the same time 3 files may also be designated READ ONLY This prevents users from overwriting an important piece of common data These file attribute options are detailed in Section B 3 ORGANIZATION in the discussion of PRIVILEGE LEVELS One of the most basic levels of security is whether a user may access a remote disk drive to read or write data This is accomplished through the MANAGER COM Section B 3 Then the network manager may provide access to various disk drives through the MAP instructions detailed in Section B 3 ACCESS ADEVCO LAN ROVER MANAGEMENT GUIDE ORGANIZATION Here is an example of how The LAN Rover might be configured with a three station system FILES FOR THIS SET UP ARE INCLUDED on the LAN Rover master diskettes Information on station numbering and assigning names to the the disk drives for remote access is found in Section B 3 ACCESS With three stations on the network Workstation 1 is a computer with hard disk and can access station 2 only Workstation 2 is a 2 floppy computer and can access station 1 only Workstation 3 is a single floppy computer and can access stations 1 amp 2 STATION 1 2 3 A A A B B B ee gt G lt o gt H lt Dessen een EE Stations 1 amp 3 may access the A amp B drives of 2 as if they were the G amp H drives on their local computer Sta
22. d and any transient data will be lost If the printer is available the printing station reserves the printer for a short period of time Now the sending station transfers the information over the network to the printer station where it is printed All data is sent over the network in packets which are 128 characters long The last packet is usually a partial one and the sending station will hold this last packet awaiting more data until it is told that the print job is complete When the transmission is complete the user OR the applications program of the sending station must RELEASE the printer Releasing the printer accomplishes two functions 1 Prints out the final partial packet of data from the sending station Sending a form feed will force the final packet to be sent but will not release the printer 2 Releases the printer reservation time NOTE Local printing may be done at any time without releasing the printer Releasing the printer may be accomplished as follows A Execute a Warm Boot B 3 11 ADEVCO LAN ROVER MANAGEMENT GUIDE INDEX A ACTIVITY TABLE B 1 2 APPLICATIONS PROGRAMS B 2 3 AUTOMATIC MAP B 3 5 AUTOMATIC REMAP B 3 7 D DATA AND TEXT FILES B 2 3 DISK ALLOCATION TABLE 1 5 DISK DRIVE ACCESS B 1 4 B 3 1 F FILE ATTRIBUTES B 1 4 Balad M MANAGEMENT TASKS B 2 1 MANAGEMENT TIME R 1 6 MANAGER PROGRAM B 2 4 MAP STRATEGIES B 3 3 MAP DISK DRIVE ASSIGNMENTS
23. eas or directories on a single disk Applications programs may be organized on a disk by placing them in designated user areas When signing into The LAN the network operator is first asked for their user number The USER NUMBER denotes the USER AREA in which the operator will enter the network Users performing many tasks will need to change user areas Other users may be restricted to a single user area blocking access to the files belonging to others If the software to be used is not in the ideal location for your networking needs it is easy to place files in the desired USER AREA by using the CP M command PIP See your computer dealer or manual or the CP M manual or to use the ADEVCO supplied program MAKE COM B 1 3 ADEVCO LAN ROVER MANAGEMENT GUIDE ORGANIZATION Some files will be used by everyone on the network These include the system files in user area 0 which are used to tell the computer how to operate in the networking environment They may also include programs that are of general interest such as file management utilities Privilege levels can determine users access to files in the system Certain privilege levels allow users to change their USER number and have the full range over the network See Section B 3 MANAGEMENT and A 2 Network USE Access to files may be limited in three additional ways by the setting of file attributes l a file may be designated EXCLUSIVE for Local access 2 files
24. ee crane auam ee Sul cee ee mn mm nn To MAP drives to be accessed first decide on the logic of how drives should be named One method is to MAP each station to access the same remote disk drive using the same LOGICAL name A P as follows Station 1 Station 12 Station 13 PHYSICAL drive A A A Local use LOGICAL name D G J Remote use LOCAL A A Local A A Local A A Local MAP G A 2 D A 1 G A 2 J A 3 J A 3 D A 1 In this MAP each computer has its own A drive and B drive accessed Locally as A or B Further every other computer on the network accesses the same PHYSICAL drive by the same LOGICAL ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK ACCESS Every remote station accesses the A drive of station 1 as their D drive Every remote station accesses the A drive of station 2 as their G drive Every remote station accesses the A drive of station 1 as their J drive Another technique is to MAP all stations to access every disk drive both LOCAL and REMOTE by the same LOGICAL name as follows Station 1 Station 2 Station 3 PHYSICAL drive A A A LOGICAL name A D G LOCAL D A 02 D A LOCAL G A LOCAL MAP G A 03 G A 03 D A 02 A A Local A A 1 A A 1 In this MAP the PHYSICAL A drive of station 1 will be accessed as the A drive by every computer on the net The PHYSICAL A drive of station 2 will be accessed as the D drive by every computer And the PHYSI
25. elow in Section C 4 SOFTWARE You can keep the same password that comes with the distribution copy of the software TEST or set the password as a blank carriage return lt RETURN gt You will only need to assign each station a station number described below under the MANAGER COM network management program Section B 3 un LT A AS SE QU ua GU TD LS E O A SS SEO E E O SS O A A CPP ut cr lt a 1 4 Before you can establish a secure network in your office consider how the network will be used by answering How many workstations will there be Where will the workstations be located How many users will each station have Who will be using each station What programs will each user need Where will these programs be stored Where will data files be stored Who needs access to data files Who will update data files Once you have answered these questions you can begin the task of setting up the network Since the LAN Rover uses a true bus topology it is easy to change the physical layout of the net even after you have installed it However the results of unplanned data management can be far reaching and many problems can be avoided by taking the time to set things up correctly in the beginning A good first step is to create an ACTIVITY TABLE with the major activities you plan to do with your network listed along the left and the names or categorie
26. ette are software utilities from the public domain which have been selected and modified to extend the usefullness of the network The hardware included in the LAN Rover is manufac tured and tested to exacting standards by ADEVCO Inc It has just been developed to be the simplest least cost and highest performance local area network system now available for select CP M computers B 1 i ADEVCO LAN ROVER MANAGEMENT GUIDE PREFACE If you are an experienced CP M user it should take less than an hour to learn the operation of the network How ever it is important for all users advanced and novice alike to have a good understanding of the CP M operating system and the applications software before attempting to use the LAN Rover The extraordinary power of the LAN Rover and LAN Scape software requires careful management In offices with sensitive or extremely valuable data security and office procedures should be planned before using the LAN Rover system Consider using professional help to assist in the ideal design and layout of your networking system or if extreme security is demanded The ADEVCO LAN Rover Manuals are made up of the following USER GUIDE MANUAL A Contains all the most frequently used functions of The LAN Rover network It is recommended that each user have a copy of this section MANAGEMENT GUIDE MANUAL B Details the planning set up testing software configuration and management of the network
27. l their station to print out on the remote station with the printer attached as follows PRINTER Station gt Return Example PRINTER 3 Return This will set a station s programs to print files out at the printer attached to station 3 To reassign the printing function back to the local station from a remote the local station operator need only type PRINTER L Return Not all applications programs handle printing by the same method and some programs will work better than others using the remote printing option Experiment with your programs to develop reliable procedures Remote printing has been made as transparent as possible A CTRL P command is recognized just as in CP M and screen responses which would be printed normally in CP M will print normally on the assigned remote printer A station set for remote printing initiates a request to use a printer attached to another station B 3 10 ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK ACCESS If the selected printer is NOT available the user will be given a message Printer busy T ry again D ump or A bort Entering a T will cause the sending station to try again to print Entering a D will cause the print output to be dumped for five seconds which allows time to terminate the print job from the applications program and empties the remote printing buffer Entering an A will cause a Warm Boot of the system The applications program will be aborte
28. ld be kept separate from the rest of the office software in a secure place accessable only to the designated manager The MANAGER COM menu D Change Drive Current Drive is A A Assign Station Address P Examine or modify Passwords Privileges E Exit this program Which In our example Susan s system disk is in the C drive of a hard disk computer Now change the Current drive to C by entering The screen responds Change System on Drive and you respond C You will now be shown the menu screen once again and the Current Drive will be shown to be C Note that the above commands DO NOT require a Return ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK MANAGEMENT CHANGING STATION NUMBERS Mem aus um aan Sende utar URED ET O ce ana a mer En ee uum ARS Ce MM How many workstations will there be Where will the workstations be Each station connected must have a unique station number or address in order to send and receive data The LAN Scape allows any address to be used from 00 to FF and at least two different systems of station numbering are possible For small networks a linear 1 99 numbering system works well The first station can be 1 another 2 the next 3 and so on Similarly the first could be numbered 10 the second 20 the next 30 and so on The system in the earlier examples designated
29. ppy drive As a final security measure you will erase all copies of the MANAGER program except that on your own drive You will be able to do this over the network after you have learned to MAP your drives in the next section le rt o an a ee we me nn mn nn nn nn nz If a user has been granted the privilege of setting file attributes as described above they use the SETA COM program as detailed in the user guide This program allows files to have the following network attributes First a file may have an EXCLUSIVE attribute Only the station on which such a file resides may have access to that file No remote stations may gain access to that file This technique of protection gives the greatest immunity to outside tampering and is the default of the MAILBOX file to assure mail privacy Second files can have the LOCKABLE attribute This will prevent two users from accessing the file at the same time When a user opens a LOCKABLE file other users are automatically locked out of that file When the user is through with that file and it is properly closed it becomes available to anyone on the network This file protection is used as an office management procedure to protect data integrity rather than as a security measure Third files may have a READ ONLY attribute This can prevent users from overwriting an important piece of common data These file attribute options and their use
30. s of employees to be operating the computers listed on the top FOR EXAMPLE NETWORK OPERATORS FUNCTION George Susan Credit Manager Accountant Wordproc Accounts a Database y y y n Schedules ADEVCO LAN ROVER MANAGEMENT GUIDE ORGANIZATION In this example there are four employees and four categories of activities Only one employee has wnrestricted access to all activities Susan who is also the network manager The credit manager needs access to the master database while the accountant an outside consultant does not Nor does she need access to the schedules of employees Develop a table like the one above for your office Make it as complete as possible but don t worry if there are areas to be changed in the future The LAN Rover system can be easily modified Discussed here are the tools you will use in planning your network to provide the kind of management and security that you need Station numbers USER numbers and passwords Privileges File attributes and Disk drive access A A A eo Each station connected must have a unique station number or address in order to send and receive data Any address may be used from 00 to FF Two different systems of numbering are described in section B 3 MANAGEMENT ee A ee lt P oe lt lt a ae m nn nn nn CP M allows you to create up to sixteen user ar
31. stment The following sections of this management guide are designed to lead a network manager through all the necessary tasks Section B 2 NETWORK MANAGEMENT Section B 3 REMOTE ACCESS ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK MANAGEMENT NETWORK MANAGEMENT The key to successful network management is often to assign one person with the responsibility of the tasks which need to be managed E eea eree aee am aa Ee a me E eE EE EEEE oem mne oE nm m nn nn mn CO SS AT A AR O O A sr T ee ee ssl Network management is made up of the following tasks 1 Determining the number of stations to be used on the network their location and assigning each station number 2 Determining the number of users per station which users need to use the special functions of the network which disk drives need to be accessed and which stations require remote printing 3 Preparing working diskettes for each workstation on the network including A Selecting the applications programs which are to be used at each workstation B Determining the USER AREA in which each program must reside and assuring the programs are so located C Assuring that the selected applications programs for each user are available at each workstation along with the appropriate LAN programs for that computer model D Assigning unique station numbers to each compu
32. t print wheel installed It also needs attention to the forms or tractor feeder for alignment For these reasons it is recommended that one person be responsible for the printed products of an office This person will control and monitor the printer attached to THEIR Station say 1 B 3 8 ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK ACCESS PRINTING LOCAL FILES The LAN Rover system can print out any files locally as a stand alone computer might Files which have been transferred from a remote station to the printer supervisor s disk drive can be printed out at any time For example network users can save their files directly on a disk drive of Station 1 or using the PIP command transfer their files to a disk drive on Station 1 These files would be printed at the discretion of the operator of Station 1 PRINTING REMOTE FILES A printer may also print out files from any remote disk drive over the network EXAMPLE Station 1 with a printer will print a file from the B drive of Station 3 Station 1 will MAP drive B 03 to D by using the LAN command MAP D B 3 To print a file the operator on Station 1 just prints D FILENAME EXT from their applications program USING A REMOTE PRINTER The network will allow an operator to print a file directly from an applications program to any parallel printer attached to any other station on the network The following requirements must be met to use this option 1 The correct LAN
33. ter on the net E Determining levels of network security including the user numbers and passwords to be used by each operator of the network Assuring that a unique labelled working diskette is prepared for each station and that the prepared working diskettes stay with the workstation 4 Testing the network to assure proper operation See Manual C Section 4 SOFTWARE 5 Maintaining the working diskettes of each workstation 6 Resolving the cause of problems which may arise See Manual C Section 6 PROBLEM SOLVING ADEVCO LAN ROVER MANAGEMENT GUIDE NETWORK MANAGEMENT A Identifying symptoms of network problems B Identifying whether a problem arises fron operator error and network misuse including inefficient program use or from hardware faults C Diagnosing potential causes of problens D Taking action to correct the problem E o LO 1 Ar EEE Ammann am ann nn A good start can be made by drawing a simple lay out of your network by room and station number Each station number must be unique and it is easy to assign each room a letter and each station a number in that room for example let s say we have three rooms Room A might be accounting room B Sales and room E engineering with three workstations to be networked So a simple floorplan might look like this STATION Al Bl E1 Local A A A
34. tions 2 amp 3 may access the A amp B drives of 1 as if they were the D amp E drives on their local computer This example suggests one possible set up Your needs will vary and you may easily modify the LAN Scape configuration to suit your needs Now assume the following A disk drive allocation table can show the station number the names of the disk drives of each computer the physical name the logical to physical disk drive MAP commands required by the LAN software and the names of the disk drives available remotely to each user ADEVCO LAN ROVER MANAGEMENT GUIDE ORGANIZATION Disk Drive Access Allocation Table er Station PHYSICAL Name LOCAL MAP LOGICAL Name for of LOCAL Drive REMOTE Access 1 A A A Local D MOD 10 B B B Local E C C C Local G A 02 H B 02 2 A A A Local G B B B Local H D A 01 E B 01 3 A A A Local B B B Local D A 01 E B 01 G A 02 H B 02 Setting up this type of table is discussed further in Section B 3 NETWORK ACCESS There are various estimates of how much management time is required to maximize the benefits of a network One reliable estimate suggests about 20 minutes per day per network workstation A network with 10 workstations could require over 3 hours of management per day A network of 24 users might require a full time manager While this may seem to be a lot of time the benefits from office automation and increased productivity make this a wise inve
Download Pdf Manuals
Related Search