HARDWARE in use on this System
CP/M on this System
Leaving messages for the SYSOP, and the CHAT utility
Communications Supervisor on this System
Exiting from the System
System Messages
XYAM Communication utility
How to exchange software using XYAM on this System
How to down load software using XSTAM on this System
Squeezed files (Q files)
TYPE command
PAGE utility
FIND utility and searching the User Group catalogues
DISPLAY utility
DIR command
DIR64 utility
WHATSNEW utility
FLIP utility
Other HELP files related to this system
:Hardware in use on this System
Thi� Remot� CP/� syste� i� base� aroun� a� IMSA� VDP-8� syste� �
whic� wa� rebuil� b� th� SYSOP�� Th� syste� ha� tw� YE-18� �
slimline�� 203mm�� doubl� density� doubl� side� drive� mounte� �
i� i� an� a� additiona� YE-18�� mounte� externally�� Th� �
followin� S-10� card� ar� i� th� system:
A. CPU Godbout 4Mhz Z80
B. Disk Controller Godbout Disk 1 DMA, 765/8272 controller
C. Clock,I/O Godbout System Support 1
D. I/O Godbout Interfacer 2
E. Memory Applied Technology 64K Static RAM
F. Video SD VDB-8024
Th� IMSA� IKB-� keyboar� an� Bal� Brother� monito� ar� use� �
wit� th� vide� car� a� th� console�
Th� dis� drive� ar� moto� controlle� fro� th� Dis� � car� an� �
ar� powere� dow� betwee� calls.
:CP/M on this System
Th� CP/͠ 2.�� use� o� thi� Remot� CP/͠ Syste� ha� bee� �
speciall�� modified�� Th� ERA,REN�� USE� an� SAV� command� ar� �
completel�� missin� an� th� DI� an� TYP� command� hav� bee� �
modified�� Als� th� syste� wil� automaticall� searc� driv� A� �
fo� an� CO� fil� i� canno� fin� o� othe� drives�� thi� save� �
havin� copie� o� commonl� use� utilitie� o� al� drives.
Attempt� t� selec� non-existen� drive� o� t� ente� use� area� �
othe� tha� th� currentl�� allowe� maximu� numbe� wil� �
automaticall� retur� yo� t� Driv� A�� Use� 0�� Th� norma� CP/� �
promp� ha� bee� modifie� t� sho� th� curren� use� are� i� th� �
sam� manne� a� MP/M.
Th� syste� shoul� otherwis� appea� t� th� remot� use� a� � ��norma� CP/� 2.� system� Pleas� repor� an� abnormalitie� t� th� �
SYSOP.
:Leaving Messages for the SYSOP, and the CHAT utility
Message� fo� th� SYSO� ma� b� lef� i� tw� ways�� � messag� ma� �
b� addresse� t� th� SYSO� vi� th� messag� sub-syste� MINIRBBS� �
An� message� addresse� t� SYSO� wil� b� draw� t� m�� attentio� �
nex� tim� � lo� int� th� system�� The� ca� als� b� rea� b� �
othe� user� i� the� sca� al� th� messag� files.
Th� secon� metho� o� leavin� message� fo� th� SYSOР i� b� �
leavin� � commen� i� MINIRBB� o� BYE�� Thes� comment� ca� onl� �
b� rea� b� th� SYSO� bu� ar� no� automaticall� draw� t� m� �
attention�� I'l� onl� se� the� whe� � ge� aroun� t� lookin� a� �
th� comments�� Yo�� don'� hav� t� ente� you� name�� i� i� �
automaticall� entere� whe� yo� leav� th� comment.
Th� wa�� t� reques� softwar� fo� downloadin� i� explaine� i� �
th� "SOFTWARE� HEL� file� Not� tha� softwar� request� wil� NO� �
b� acte� upo� i� lef� a� � comment� al� softwar� request� MUST �
b� lef� a� message� t� th� SYSO� i� MINIRBBS.
CHA� i� � utilit� t� allo� tw� wa� "screen� conversatio� wit� �
th� SYSOP�� Th� utilit� ring� th� bel� o� th� syste� fo� 3� �
second� t� attrac� th� attentio� o� th� SYSOP�� O� thi� syste� �
th� SYSO� i� rarel� availabl� fo� chatting�� sorr� abou� that� �
bu� � d� enjo� chattin� whe� � can� s� don'� b� afrai� t� try�
:Communications Supervisor on this System
Communicatio� i� handle� b� � separat� superviso� progra� tha� �
i� activ� a� al� times�� Thi� superviso� monitor� th� lin� fo� �
mode� carrie� fro� th� remot� use� an� wil� rese� th� syste� �
read�� fo� anothe� cal� i� carrie� i� los� fo� mor� tha� 2� �
seconds�� �� coun� i� kep� o� carrie� losse� an� i� � fairl� �
larg� numbe� (>25� ar� detecte� i� durin� on� call�� th� lin� �
i� assume� t� b� t� unreliabl� an� th� syste� i� rese� fo� �
anothe� call.
I� carrie� ha� no� bee� los� bu� ther� i� n� activit� fro� th� �
remot� use� fo� mor� tha� � minute� th� syste� wil� als� b� �
rese� fo� anothe� call�� Th� superviso� als� log� al� activit� �
b�� th� remot� use� fo� analysi� b� th� SYSO� (Bi� Brothe� i� �
watching).
�Th� superviso� ask� ho� man� null� you� syste� need� afte� � �
carriag� retur� an� i� you� syste� ca� accep� lowe� cas� �
characters� Mos� system� wit� vide� terminal� shoul� requir� � �
nulls�� Som� APPLР8� colum� card� ar� ma� requir� null� i� �
orde� t� kee� up�� � null� seem� t� b� � goo� startin� point� �
I� yo�� ar� losin� character� a� th� beginnin� o� line� tr� �
givin� � large� numbe� o� null� t� th� "ho� many� promp� nex� �
tim� yo� lo� in�� I� i� no� possibl� t� chang� th� numbe� o� �
null� afte� yo� hav� logge� int� th� system�
The system communicates in the following data format:
300 bps asynchronous
8 data bits
1 stop bit
No parity
Full Duplex
:Exiting from the System
Pleas� leav� th� syste� vi� th� BY� program�� BY� wil� as� yo� �
i� yo� wan� t� leav� an� comments�� Th� comment� ar� kep� i� �
th� sam� plac� a� th� comment� fro� MINIRBBӠ an� ar� onl� �
readabl� b�� th� SYSOP�� Typin� BY� fro� withi� XYA� ha� th� �
sam� effec� a� typin� i� a� comman� level�
BYŠ produce� � clea� logof� an� th� quickes� rese� fo� th� �
nex� caller� Th� syste� wil� rese� itsel� i� yo� jus� han� up� �
howeve� th� Teleco� "ope� line� beep� foo� mos� modem� i� th� �
answe� (o� "i� station"� mod� int� thinkin� tha� the�� ar� �
gettin� intermitten� carrie� an� data� Th� syste� ha� t� coun� �
� predetermine� numbe� o� beep� befor� i� ca� b� sur� tha� it� �
doesn'� accidentl� disconnec� � use� havin� troubl� wit� hi� �
modem.
:System messages
I� th� SYSO� i� aroun� an� watchin� � use� o� th� syste� yo� �
ma� ge� � messag� "MESSAG� FRO� OPERATOR"� Thi� wil� generall� �
b� followe� b� advic� o� comment�� I� wil� generall�� onl� �
appea� whe� yo� ar� havin� troubl� o� see� unsur� o� wha� t� �
do�� I� i� possibl� t� carr� o� � scree� conversatio� a� CP/� �
comman� leve� b� jus� typin� tex� i� respons� t� th� CP/� �
prompts� It� no� ver� elegan� bu� O� fo� shor� conversations.
Yo�� ma� occasionall� ge� � messag� indicatin� tha� th� syste� �
wil� b� goin� dow� i� � minutes�� pleas� co-operat� an� finis� �
u� a� quickl� a� possible�� Thi� messag� wil� onl� b� give� i� �
ther� i� som� trul� URGEN� nee� fo� th� SYSO� t� ge� acces� t� �
th� system�� A� thi� compute� i� dedicate� t� th� Remot� CP/� �
System�� urgen� acces� i� onl� require� t� aver� a� impendin� �
syste� hardwar� o� softwar� disaster.
:XYAM Communication utility
�Th� standar� fil� transfe� utilit� fo� thi� syste� i� � �
progra� calle� XYAM�� I� i� � specia� versio� o� YA͠ ("Y"e� �
"A"nothe� "M"ode� program� b� Chuc� Forsber� an� i� writte� i� �
BDӠ "C"�� XYA� use� th� War� Christense� "MODEM7"�� protocol� �
fo� binar� fil� transfer� an� wil� d� binar�� fil� transfer� �
wit� an� othe� progra� tha� use� th� "MODEM7� protocol� (se� �
PROTOCOL.DO� fo� details).
XYA� i� know� t� wor� wit� YAM�� MODEM7� MODEM43� RCPMLIN� an� �
ma�� wor� wit� othe� simila� programs�� Ther� i� on� importan� �
difference�� th� batc� fil� transfe� mod� I� NO� TH� SAMРa� �
MODEM� an� it� derivatives�� XYA� wil� onl� d� batc� transfer� �
wit� anothe� YA� program�� Transfer� t� MODEM� typ� program� �
mus� b� don� on� a� � time�
YA͠ an� MODEM� ar� publi� domai� program� an� ar� availabl� �
fo� transfe� fro� thi� system� XYA� ca� als� handl� ASCI� fil� �
transfer� a� wel� a� performin� severa� othe� usefu� tasks� �
HEL� MODE� gives details.
:How to exchange software using XYAM on this System
T� cop�� � fil� (e.g�� FOO.ASM� t� you� syste� usin� th� �
'MODEM7'�� 'YAM� o� 'RCPMLINK� etc�� progra� a� you� end� tel� �
CP/� to�
'XYAM S filename'
The� pu� you� MODEM7�� YA� o� RCPMLIN� etc�� int� th� receiv� �
mod� '� Filename'.
NOTŠ tha� certai� file� wil� NO� b� transferre� fro� th� �
syste� b�� XYAM�� Thes� includ� mos� .CO͠ file� an� som� �
specia� files.
CO� program� whic� yo� ca� Cop� ar� calle� .OB� o� th� disks� �
I� yo� tr� t� sen� � CO� fil� t� thi� syste� i� wil� b� store� �
a� a� OB� file.
Not� tha� al� file� wit� � secondar� fil� nam� o� th� for� �
?Q� hav� bee� squeezed� an� ar� quicke� t� send
(Fo� securit� reason� .CO� file� fo� whic� n� sourc� cod� ha� �
bee� provide� canno� b� place� o� thi� system�� s� pleas� �
donat� th� sourc� cod� a� well-- Remember�� somebod� els� ca� �
'polis� thos� loos� ends� i� i� fo� yo� then.)
Donatin� softwar� wil� ultimatel� improv� you� softwar� skill� �
an� tha� o� al� th� other� usin� it.
"D� no� despis� thing� tha� ar� free�� I� i� curiou� fac� i� �
th� compute� worl� tha� valu� bear� almos� n� relatio� t� �
price� Som� o� th� bes� program� fo� persona� computer� ar� i� ��th� publi� domain.� (� quot� fro� Kell� Smith� CP/M-NE� SYSOP)
"HELP MODEM" gives more details on YAM and MODEM7.
"HELP SOFTWARE" gives more details of exchanging software.
:How to exchange software using XSTAM on this System
Th� BSTAM/HIT� compatibl� utilit� XSTA� ca� als� b� use� fo� �
copyin� softwar� fro� th� system�� Al� th� caveat� applyin� t� �
usin� XYA� (se� previou� category� appl� equall� t� XSTAM�� � �
don'� lik� peopl� usin� XSTA� fo� � variet� o� reason� (HEL� �
MODE͠ give� details)�� howeve� i� i� ther� o� sufferance�� T� �
transfe� � fil� t� you� syste� type:
'XSTAM filename'
Then start your BSTAM/HITE receive utility:
'RECEIVE filename'
I� you� receiv� utilit� hasn'� starte� givin� yo�� "BLOC� �
RECEIVED�� message� withi� � minut� o� so�� somethin� i� wron� �
an� yo� ha� bette� abor� an� wai� fo� XSTA� t� sto� sending.
�
XSTA͠ abort� afte� 2� erro� message� a� th� RCP� end�� s� i� �
yo� abor� BSTAM/HIT� a� you� en� XSTA� shoul� eventuall�� dro� �
yo�� bac� t� CP/� comman� leve� o� th� RCP� syste� (goo� luck� �
you'l� soo� se� wh� � don'� lik� XSTAM)�� I� yo� can'� ge� th� �
system'� attentio� agai� ther� i� littl� alternativ� bu� �
hangin� u� an� callin� i� again.
YAM/MODEM� o� th� othe� han� ca� tel� th� transmi� en� t� sto� �
tryin� an� abort� � muc� mor� civilize� arrangement.
"HEL� MODEM� give� mor� detail� o� XSTAM� Not� tha� yo� shoul� �
onl�� us� XSTA� a� temporar� measur� unti� yo� ge� YAM/MODEM� �
running.
:Squeezed files
T� reduc� transmissio� time� an� minimiz� dis� spac� use� som� �
file� o� thi� syste� ar� "Squeezed"�� Thes� file� hav� thei� �
volum� reduce� b� abou� 40%�� � worthwhil� saving�� Squeeze� �
file� ca� b� identifie� b� th� Ѡ i� th� middl� o� th� �
secondar�� fil� names�� i.e�� FOO.CQ� (Squeeze� FOO.COM�� o� �
FOO.AQ͠ (Squeeze� FOO.ASM)�� I� i� usuall� obviou� wha� th� �
unsqueeze� fil� typ� i� mean� t� be.
File� ar� squeeze� an� unsqueeze� wit� th� SQ.CO� an� USQ.CO� ��utilities�� Thes� publi� domai� utilitie� ar� availabl� fo� �
transfe� fro� thi� syste� a� SQ.OB� an� USQ.OBJ�� �� companio� �
utilit� FLS.OB� i� als� available�� T� loo� a� � squeeze� tex� �
fil堠 us� XYAM��� XYA͠ ha� � LISԠ facilit�� whic蠠 wil� �
automaticall�� unsqueez� file� i� the� ar� i� th� squeeze� �
format.
Communicatio� tim� ca� b� greatl� reduce� b� squeezin� file� �
befor� sendin� the� t� thi� system.
See the file SQUEEZE.DOC for full details.
:TYPE command
Th� TYP� comman� ha� severa� enhancement� ove� th� standar� �
CP/͠ TYPE�� I� wil� accep� wildcar� filename� an� displa� �
multipl� files:
TYPE command usage:
TYPE name
TYPE name nn
TYPE name #
TYPE name label
Where:
name Any CP/M text file name. * and ? allowed
nn A starting line # (1 = first)
# Means to count # of lines
label Skip to label before printing
Must match exactly and completely
T� matc� leadin� chars� en� th� strin�
wit� *.
i.e. TYPE b:foo.asm tr*
I� yo� giv� a� ambiguou� fil� nam� AN� � startin� lin� numbe� �
the line number will only apply to the first file displayed.
Yo�� shoul� als� not� tha� XYA� ha� � TYP� an� LISԠ command� �
Th� TYP� comman� i� XYA� wil� automaticall� unsqueez� � file� �
an� wil� no� expan� TAB� i� tex� file� whic� make� fo� quicke� �
sendin� o� man� ASCI� files�� Th� LISԠ comman� i� simila� �
excep� tha� i� doe� expan� TABs.
:PAGE utility
Th� PAG� utilit� i� designe� fo� readin� tex� files�� I� wil� �
paus� ever� 2� lines�� T� se� th� nex� 2� line� o� th� file� �
pres� an� ke� o� you� keyboar� onc� only� T� abor� th� displa� �
pres� an� ke� o� you� ke� boar� twice�� I� yo� wan� t� freez� �
th� displa� i� th� middl� o� � page� typ� Control-S.
PAGE utility usage:
PAGE name
�Where:
name Any CP/M unambiguous text file name,
* & ? NOT allowed
:FIND utility and searching the User Group catalogues
Th� FINĠ utilit� i� designe� fo� searchin� tex� file� fo� � �
matchin� string�� It� mai� us� o� thi� syste� i� fo� searchin� �
th� variou� use� grou� catalogue� whe� yo� ar� lookin� fo� �
particula� programs�� Som� o� th� catalogue� ar� ver� lon� an� �
i� hardl� wort� th� effor� o� typin� ou� 3� minute� wort� o� �
tex� t� fin� on� file�
Whe� searchin� th� catalogue� FIN� wil� displa� th� whol� lin� �
tha� contain� th� matche� string�� Usuall�� th� lin� wil� �
contai� th� volum� an� progra� numbe� o� th� progra� yo�� ar� �
lookin� for�� Sometime� yo� wil� ge� th� secon� lin� o� � �
commen� whic� ha� n� volum� information�� I� tha� cas� th� �
numbe� a� th� righ� o� th� displaye� lin� i� th� consecutiv� �
lin� numbe� i� th� fil� an� yo� ca� us� DISPLA� t� loo� a� �
tha� vicinit� o� th� file�� se� th� DISPLA� selectio� i� thi� �
HEL� file.
FINĠ wil� accep� wildcard� i� th� searc� fil� nam� an� �
alternative� i� th� searc� string�� se� th� nex� pag� fo� �
usage.
FIND utility usage:
FIND name string
FIND name string|string
Where:
name Any CP/M text file name, * and ? allowed
string string to match
| separator between strings if multiple match
required,
i.e. FIND CPMCAT.ALL TXT|DOC
Al� tex� i� th� searche� fil� i� matche� a� thoug� i� wer� �
UPPE� CASE.
:DISPLAY utility
DISPLA٠ allow� displayin� a� ASCI� fil� o� � 2� lin� screen� �
wit� command� simila� t� Digita� Research'� ED.CO͠ (bu� �
withou� an� o� th� editin� facilities).
DISPLAY Utility usage:
DISPLA� name
�
Where:
name Any unambiguous CP/M text file name,
* and ? NOT allowed.
Th� command� shown�� o� th� nex� screen�� wit� � precedin� "n� �
indicate� tha� a� optiona� valu� ca� b� specifie� t� evok� "n� �
iteration� o� th� command�� Whe� � comman� i� precede� b�� � �
"-�� sign�� th� comman� wil� caus� displa� o� th� fil� i� � �
directio� toward� th� star� o� th� file�� Unsigne� value� ar� �
assume� t� b� positiv� (i.e.�� "+"� an� therefor� "+� nee� no� �
b� specified�� Also� displayin� wil� sto� a� th� to� o� botto� �
o� th� fil� i� to� larg� � valu� o� "n� i� specified.
Command: Operation performed:
======= ===================
B Move pointer to beginning of file and display page.
-nP Move pointer minus n pages and display page.
nP Move pointer plus n pages and display page.
0P Move pointer to beginning of buffer and display page.
-nL Move pointer minus n lines and display page.
nL Move pointer plus n lines and display page.
nD Discard n pages, refill buffer and display the
current page.
0D Discard all data up to the current pointer, refill
buffer and display the first page.
E Exit DISPLAY and return to CP/M.
^C Control-C, exit DISPLAY and return to CP/M.
? Display this command summary
<cr> Carriage return, move
pointer to next page and
display
:DIR command
Th� DIҠ comman� ha� bee� modifie� fro� th� standar� CP/� �
command�� Th� file� ar� displaye� i� alphabetica� orde� acros� �
th� screen� Th� displa� i� se� u� fo� a� 8� � 2� screen� I� i� �
possibl� t� ge� th� utilit� t� displa� th� directorie� fo� al� �
activ� drive� i� on� pass� se� usag� below� Se� DIR6� also.
DIR command usage:
DIR
DIR B:
DIR name
DIR A: $o
DIR A:name $o
Where:
name Any CP/M file name, * and ? allowed
� B: Any valid CP/M drive identifier
$o An option from the list on the following
screen:
$o Options :-
Un Wher� "n� i� � vali� use� are� numbe� thi� �
��������������������display� onl� th� file� i� use� are� "n"
����������D���������Searche� al� activ� drive� (mus� b� �
��������������������precede� b� "A:� driv� identifier)
��������������������i.e A: $D
��������������������Note that options may be combined
��������������������i.e.:- $BU1
�������������������� $u1a
�������������������� $u4B etc.
:DIR64 utility
Th� DIR6�� utilit� i� provide� a� a� alternativ� t� th� DI� �
command�� I� i� functionall� identica� bu� display� �� column� �
wid� an� 1� line� pe� pag� t� fi� ont� � 16x6� screen�� I� i� �
intende� fo� SOL/VDM-1� ETI-640� Sorcere� an� othe� user� wit� �
6� colum� screens� Se� als� th� DI� comman� hel� category.
DIR64 command usage:
DIR64
DIR64 B:
DIR64 name
DIR64 A: $o
DIR64 A:name $o
Where:
name Any CP/M file name, * and ? allowed
B: Any valid CP/M drive identifier
$o An option from the list on the following
screen:
$o Options :-
Un Wher� "n� i� � vali� use� are� numbe� thi� �
��������������������display� onl� th� file� i� use� are� "n"
����������D���������Searche� al� activ� drive� (mus� b� �
��������������������precede� b� "A:� driv� identifier)
��������������������i.e A: $D
��������������������
��������������������Note that options may be combined
��������������������i.e.:- $BU1
�������������������� $u1a
�������������������� $u4B etc.
�:WHATSNEW utility
Th� "WHATSNEW� utilit� i� a� easy�� quic� wa� o� findin� ou� �
wha� ne� file� hav� bee� adde� t� � disk�� I� wil� sho�� yo� �
whic� file� hav� bee� added/delete� fro� th� dis� i� i� o� an� �
th� dat� o� th� las� updat� o� WHATSNEW�� Generall�� th� �
WHATSNE� progra� i� update� onc� � wee� (o� wheneve� th� SYSO� �
get� aroun� t� it).
Ther� i� alway� � WHATSNE� utilit� o� th� A�� dis� an� ther� �
MA� b� on� o� th� B�� dis� dependin� o� wha� i� mounte� o� th� �
B�� drive�� Relativel� stati� disk� suc� a� use� grou� volume� �
wil� no� hav� � WHATSNE� o� them.
WHATSNEW command usage:
WHATSNEW (There are no other commands or arguments)
:FLIP utility
Th� FLI� utilit� wil� chang� th� (frequency� mod� o� th� RCP� �
modem� Th� RCP� syste� alway� start� � cal� i� th� ANSWE� mod� �
whic� mean� yo� mus� b� i� th� ORIGINATРmode�� Som� phon� �
line� see� t� wor� bette� i� th� RCP͠ syste� i� i� th� �
ORIGINAT� mod� an� you� modem/couple� i� i� th� ANSWE� mode.
FLIР wil� "toggle� th� mod� o� th� RCP� syste� s� yo� ca� tr� �
changin� mode� an� i� i� i� n� bette� (o� worse�� yo�� ca� �
chang� bac� again�� FLI� wil� alway� tel� yo� whic� mod� yo� �
wil� nee� t� switc� you� modem/couple� into.
Yo�� hav� 2� second� t� re-establis� carrie� i� th� ne�� mod� �
befor� th� RCP� syste� wil� rese� fo� anothe� call� I� yo� ar� �
successfu� i� re-establishin� carrie� yo�� wil� receiv� � �
messag� sayin� so�� FLI� wil� promp� yo� t� execut� th� mod� �
chang� operatio� o� abor� i� yo� entere� i� b� mistake�
FLIP command usage:
FLIP (There are no other commands or arguments)
Yo� mus� "lo� in� t� th� RCP� syste� i� ORIGINAT� mod� bu� yo� �
hav� on� chanc� t� chang� t� "ANSWER� mod� jus� afte� th� �
"lowe� case� question�� I� yo� d� chang� t� "ANSWER� mod� a� �
tha� poin� yo�� canno� chang� bac� unti� yo�� reac� CP/� �
comman� leve� an� ar� abl� t� us� FLIP.
Som� direc� connec� modem� ma� dro� th� lin� whe� changin� �
modes�� I� yo� ar� usin� thi� typ� an� thin� tha� thi� coul� b� �
� proble� i� i� � goo� ide� t� pic� u� th� phon� befor� �
executin� FLI� s� tha� th� lin� wil� no� b� dropped.
Acousti� couple� user� shoul� no� hav� an� problem� a� lon� a� �
they re-establish carrier within 20 seconds.
�
:Other HELP files related to this system
Ther� ar� man�� hel� file� on-line�� man�� ar� o� genera� �
interes� fo� CP/� users�� Onl� � fe� relat� uniquel�� t� th� �
"Softwar� Tools� RCP� system� The� are�
THIS-SYS.HLP (Fo� informatio� abou� syste� �
���������������������������������hardwar� an� software)
MESSAGES.HLP (Fo� hint� abou� th� messag� �
���������������������������������sub-system)
MODEM.HLP (Fo� informatio� abou� th� �
���������������������������������communication� utilities)
SOFTWARE.HLP � (Fo� informatio� abou� dow� �
���������������������������������loadin� an� exchangin� publi� �
���������������������������������domai� softwar�)�
Thes� file� shoul� b� regarde� a� dynamic�� thei� content� ar� �
update� o� a� ongoin� basis�� Yo� shoul� chec� the� fro� tim� �
t� tim� fo� ne� categorie� an� changes.