Inter-OfficeMemorandumToVoiceInterestDateApril4,1984FromDanSwinehart,KenPierLocationPaloAltoSubjectUseoftheEtherphoneSystemOrganizationPARC/CSLXEROXFiledon:[Indigo]Documentation>FinchDoc.Tioga[Indigo]Documentation>FinchDoc.PressUseoftheEtherphoneSystem(LarkandFinch)IntroductionTheEtherphonesystemisafirstroundimplementationthatincludesmostoftheconventionaltelephonecapabilities,asimplevoicemessageservice,andaCedar-basedworkstationprogramthatmakesiteasiertouseallofthesefacilities.Therearemanyadditionalfunctions,bothconventionalandexotic,thatweplantointroduceintime.Pleaseassumethatwearenotawareofanyshortcomingsinthesystemandreporteverythinguntowardthathappenstoyou.Wewouldalsoappreciateyoursuggestionsandcomments.SendthemtoLarkSupport.pa(notLarkSupport^.pa.)Asdelivered,yourconventionallookingtelephoneinstrument(thethingwiththehandsetandthepushbuttons)hasbeenreplacedbyanotherconventionallookingtelephoneinstrument,abeige-coloredbox(calledaLark),amicrophone,andaboxwithaspeaker,aswitch,andalightonit.TheLarkisconnectedtoalloftheseotherobjects,totheEthernet(sometimescalledthefrontdoor)andtoyourofficetelephoneline(oftenreferredtoasthebackdoor.)WehavealsodevelopedaCedarprogram,calledFinch,thatcanhelpyoutomaketelephonecallsandmanagevoicemessages.Thisdocumentfirstdescribestheuseofthetelephonewithouttheaidoftheworkstation,thenaddsadescriptionofFinch.Finally,thereisavoicemessageservice,calledBluejay,thatisaccessiblefromp^q^8 # pZZ8Z-Z89;=dWW8G #&(W89WBU_QQ8  'Q- Q89rIqpCZCZ8+A8+s9n<V -76ft/ p,yu,y,yp,y "#X&N* 47j<@e*  (*0.28=@)*  f$ &+=,02d468  %) 1=38U;'=R@o% #` !"%2)M++- 6q8C:?g!"  H#3(*.T05E8- >   4#'<( 25 B %*1Q 8^;S?*) #A%(.Q055( =*G0 p &(-(u.IGG/<p18GG123 ;>F?gU!}"&(#*-r02]8:<>b! (,u/W/2p5W6j95:>HQ8!>"$u&QQ'*Ap,QQ-.D!0"o&,u01p47:s=@o.#'-079?^ #^%'y) 1489K @e  dI %*u. d d/p3< d d4!68n >TVm$2yourtelephone,withorwithouttheassistanceofFinch.Thisversionofthesystemdoesnotprovideaccesstothevoicemessageservice.Anewapproach,basedonWalnut,willbeavailableshortlyaftertheCedar5release.Changessincelastissue(January15,1984)Userinterfacechangesonly;somebugfixes.NewcapabilitiesincluderedialbuttonandphonebuttonintheFinchmenu(aswellastheoriginalphonebutton),middlebuttontheselectioninthedirectorywillcalloffice,rightbuttontheselectioninthedirectorywillcallresidence.MiddleorrightbuttontheCallorCallResidencebuttoninthedirectorywilladvancetothenextentrybeforecalling.DirectorywillbeconstructedfromalistoffilesspecifiedintheUserprofile.Forexample:FinchTelephoneDirectory:"/ivy/VoiceUser/PublicList.TelephoneDirectoryTest.TelephoneDirectoryInformation.TelephoneDirectoryUser.TelephoneDirectory"Therehavebeenotherchangessincetheveryfirstreleaseofthissystem,soyoumightwanttobrowsethroughthisdocument.HowtouseyourtelephoneYourtelephonecanbeusedtoplaceandreceivetelephonecallsasusual.Theremaybesomeminorvariationsinthedialtonesequencesandsoon,butitisintendedtobehavelikeatelephone.Onedifference:whendialingIntelnetnumbers(thosethatstartwith8),youdon'thavetowaitafterdialing8,andyouarenotaskedtosupplyanextensionasanauthenticationcode.IfthepartyyouarecallingalsohasaLark,thetelephoneswillbeconnectedusingtheEthernet.Otherwise,theLarkwillmakeabackdoorcallbytakingthebackdoortelephoneline"offhook"andissuingthepropertouchtonesignalstothetelephonecompany.AnumberofourexistingCSLtelephonesystemfeaturesareatpresenteitherunavailableordifficulttogetto.Tocompensate,wehaveincludedanumberofnewfeaturesthatyoucanusethetelephonetoinvoke.Eachofthesegroupsofactivitiesisthesubjectofalatersection.HowtousethespeakerphoneThespeakerisusedinplaceofthetelephonebelltotellyouthephoneisringing.Soyoushouldleaveitpluggedin.Thespeakermayalsobeusedtoplayvoicemessages,oritmaybecombinedwiththemicrophonetoformaspeakerphonearrangement.Hereishowitworks:Wheneveryourtelephonehandsetisinitscradle(onhook)andthetoggleswitchonthespeakerboxisintheupposition,thespeakerphoneison.Thismeansvg/Ep_/ "% +K-u0w_/_/\u/!%',Y0}2948=j[ b&O$/&(.4258!=OxQ< V"&*,/1@38<Mw$!S#)_+.q25:+p/5 !2"%'*03527t9;+ #%(+0247: <@o*?SCb '';X%#%(s)-p/ 69;& "%(+A/ u0F&&03p&69m;}?$uD!&.)-0'48;@o"A R=v;!%'+05K79Q>1 C q9!$W& .}049; @e>-"G$+>-26:8;@e\ S#x 3` pv $&k(/2g4E69  RA D!$1&4+. 68:=TVm$3youwillhearadialtone,ringingtones,arecordedmessage,ortheotherpartyintheconversationthroughthespeaker,dependingonthestateofthecall.Theotherparty,ifany,willhearwhatyousayintothemicrophone(effectiveuptoabout4feet.)Returnthespeakerboxswitchtothemiddlepositiontoterminatethecallorconnectiontothevoicemessageservice.Liftthehandsetoffitscradle(takeitoffhook)tomutethespeakerphoneandlistenprivately.Hanguptoturnthespeakerphoneonagain.Youalsohavetobeoffhooktousethetelephonetouchpad.Wouldthatitwerenotso.Warning:Onceyouhavereturnedthespeakerphonetoggleswitchtothecenterpositionandhaveputthehandsetonhook,thecallwillend.Toconvertaconventionaltelephonecalltoaspeakerphonecall,youmustturnthespeakerphoneswitchonbeforehangingupthephone.HowtouseCSLtelephonesystemfeaturesTherearetwocommonsituationsthatrequirespecialaccesstothebackdoortelephoneline.Youmayneedtoarrangetoforwardcallstoanotherline,oryoumayneedtopickupanincomingbackdoorcallthathasalreadytransferredtotheCSLreceptionist.Othersituationsmayalsoarisewhenyou'llwantdirectaccesstothebackdoortelephoneline.Inallsuchinstances,pickupthehandsetandenter**0.Youshouldnowhearthetelephonecompany'sdialtone,ortheconversationbetweenyourcallerandthereceptionist.Someoftheexistingfeaturesrequirethatyoudepressthetelephoneswitchhookbriefly(forasecondortwo),thenreleaseit.Thisaction,calledflashing,isusedinsettingupconferences,puttingpeopleonhold,thatsortofthing.ThesefeaturesarenotavailableatallifyourLarkisupandrunning.Ifyouneedtousethem,turnoffLarkpowertoconnectyourtelephonedirectlytothetelephoneline.TurningoffpowerwithabackdoorcallinprogressworksOK.Afrontdoorcallwillofcourseeffervesce,butflashingwouldn'tdoitanygoodanyway.BellsandWhistlesWehaveimplementedanumberofadditionalfeaturesthatyoucancontrolfromyourtelephone.Theyaredescribedherebycategory.Thelastpageisapictorialsummaryofthesecommands.Toissueacommandonyourtelephone,youpushthe*buttononyourtouchpadonceortwice,enteracommanddigit,thensometimesanumericargumentterminatedbythe#button.Formostnumericargumentstherearedefaultsthatwillobtainifyouleavethemout.Youcanhanguptostartover.Thereisnobackspacefacility.Justliketelephones.Anumberofcommandsoftheform"*n"relatedtothevoicemessageservicesthatarebeingreworked,sotheyhavebeeneliminated.That'swhymostofthecommandsneedtwo*'s.DoNotDisturbFeaturesEnter**1todisableanyaudibleringingindicationforincomingcallsuntilfurthernotice.Yourcallerswillthinkyourphoneisringing,butitwon'tbe.IfyouareusingtheFinchworkstationprogram,Finchwillgivevisualindicationoftheincomingcall,butnotveryvigorously.Thissettingwillpersistuntilyouchangevg/Ep_/j%#');/ 469<@p]; -^ &,.14I58T;>[S^H #%(+M 3 9;5<@Z9!%'t).q35V;z=@ZX #(+Q-257;*>u@ XX@VpVV+A1 %(1,B 37:=?#'9*}-/2F7 >?@ WR $t'{*K-1A58z<_@o>JG!#%( /&234N6;>x=Hp=H=Hby )"(/2x57:% ;QA W 9&g ZR#l("*-2Z4: 7~G'| $(*-2`u6W7~7~6p:7~7~;=4@p5Vv P"(&(,\/8138<40ILP"%w&)+2!369;><2jF"]%+024;Iy0T*!Y$&'+/$23d638:=#>. (!#]$o&)Kx+Tp(VZ J!&( /47:=k&x s!*#*-P/{6.95;?Y@%EC"& #! ),A/{x1"p"278< a!%^(]./5+;- =xZ=p=Ns &P- 038B;=qV p!$f'*<,/W379r;D s*Q "$(P+021447=UI $'r* 275:W=?%$u*pxXpv^>"'<,2 25M;> z #'L*.0{58F9=@ 8"`r %+0 259 @e 50{! )J,W03O7:=v TVm$4it,evenifyourLarkortheserverisrestarted.**2willcancelanyoftheringingvariantsinthissectionandturnstandardringingbackon.Ifyouthinkyoumightforgettoturnringingbackon,youmightprefertouseavariationofdisabledringingthatwilltimeout.Enter**3n#todisableringingfornminutes,oruntilcancelledwith**2.Ifyouleaveoutn(i.e.,enter**3#),youwillnothearanyincomingcallsfor30minutes.Youmaywanttoknowaboutincomingcallswithoutwantingtobepesteredbythoseyouchoosenottoanswer.**4willarrangethingssothatyourphonewillringjustonce--brieflyandquietly--foreachincomingcall.**5n#willputthismodeineffectfornminutes(default30minutes.)CallbyNumerically-specifiedRnameYoucanspelloutaperson'sRNameinsteadofthecorrespondingextensionbyusingthelettersonthetelephonetouchpad.TherecipienthastohaveanRNameinthelocal(PA)registry.Enter*0n#,wherenisthefirstthreeorfourdigitscorrespondingtotheRName(e.g.,676forOrnstein.)Ifyougetanerrorindication(afastbusysignal),trymoredigitsorgiveupandlookupthephonenumber.Wemayexpandthedirectorytoincludeotherregistries.Toincludetheregistryinthenameyouenter,use"1"tostandforthe"."("Ornstein.pa"is"67678346172".)Similarly,use"1"tostandforanyotherpunctuation("Willie-sue.pa"is"9455431783172"!)CallManagement(notimplementedyet)The*'1,*'3,*'7,and*'9commandsarereservedforthingslikecallforwarding,callholding,andconferencecalls.Thesecapabilitiesarenotyetavailable.MoreonthespeakerphoneIfyoupushthespeakerphonetoggleswitchdowninsteadofup,itwon'tstaydown,butwillreturntothecenterpositionwhenyoureleaseit.Thisallowsustorecognizeamomentaryclosureoftheswitch(lessthanahalfsecondorso)asclick,andtointerpretitdifferently.Wedoindeeddistinguishbetweenturningthespeakerphoneswitchon(up)andclickingitdownmomentarily.Theresultsmakealotofsenseinuse,butIhaven'tfoundacleanwayofdescribingthealgorithmsyet.Thebasicideaisthatifyouhaveclickedthespeakerphoneon,itis"lesson"thanitiswhenleftintheupposition.Whentheotherpartyhangsup,oryouuseaFinchcommandtoterminatethecall,oryoupickupthehandsetandlaterhangup,thespeakerphoneturnsoffratherthanpresentingyouwithanewdialtone.Onemorenote:ifyouhavethehandsetoffhookandthespeakerswitchoff,youcanclicktheswitchonce,hangup,andcontinueyourcallonthespeakerphone.Usually.Ithink.PlaywithityourselforseemeandI'llshowyouhowitworks.WhenthesystemfailsWheneverpowerfails,communicationwiththephoneserverfails,orseriousvg/Ep_/7s#%_ x\p\d;` D"'-.16p9S<[ X%y/ %$&%(-03859=?V4"$'*.Ix2%VV2pV68=aUBxUBpUBBy"x%UBUB&_p'UBUB)*x-!0x3UBpUB4372x:UBUB;^p>UBUB>?gS"%&Qe/! %+*.U3|8:<Oxv)x%:OxOx%pOx'*t/d3y5:8;<?rMt? i% &(,2x5MM6;pM:B<?|L)f1xoL)pL) &'uH pE0d#F(d-.1 : @"C*#*-357;<B<E2 Mx$BB<B<$p'B<B<(x- B<pB<.s0 259K;:>i@ y x$B@@$p@&) /1l46^8G; >bG $&S)@+S. 1#3659@o%I`" #&*M-V0v14a8:<>#HD !& { !V&+y- 6b:Top>Finch.df.AlongwiththeFinchprogram,thiswillobtainthefilesFinch.profile,auserprofilefragmentthatyoushouldtailorandaddtoyourprofile,anduser.tdir,aprototypetelephonedirectoryfile.IfyournameisDoe,youmightwanttorename"user.tdir"to"Doe.tdir",andchangetheprofileentry.Latersectionswilldescribethesyntaxofthedirectorysothatyoucanputyourownentriesinit.Itisalsonecessaryforyourworkstation'sEthernetnumbertoberegisteredwiththetelephonesystem.ThisshouldhavebeendonebeforeyoureceivedyourLark,butifyouhavetroublegettingstarted,letusknowandwe'llcheckit.RunningFinchFinch.bcdregisterstheFinchcommandwiththeCommander.ThiscommandwillproducethebasicFinchtoolandattempttoconnectittotheThrushtelephoneserver.WaituntiltheConversationsviewerappearsonthedesktopanduntiltheDropOutmenuitemappearsintheFinchviewermenu.vg/Ep_/o"?(+N.1469>], !G$*.F1T37:<;?g[ %z',.+0355:=?Z99vy W&\'+b/3-799<XZ%!'.1j5j6:1=@CV~By"%4)c-{/)37"9=ATo 0"$).J2'5w7;@R97 $&+/2x36G9e<>Q zU| %*H,11,4u9+I8G3"%&),S2:?E@mC!%+ 2H5849R%/*M-/:26f9<:>u c{"&(*.{134x8Zxdpm"xmm pm#*?-`/ 8;5 #\&+,13 4u7"8 w;vuQN w&*/14P9<]?x wjpC w wl$I!T#%b)Y-TVm$6WheneverFinchisdisconnectedfromthetelephoneserver,theFinchtool'smenuincludestheParticipatebutton,whichwilltrytoconnectFinchwheninvoked.WheneverFinchisconnected,ParticipatebecomesDropOut,invitingyoutodisconnect.DestroyingtheFinchtoolviewerwillalsodisconnectcleanly;theFinchviewertakesallofitsrelatedviewerswithitwhenitgoes.IssuetheFinchcommandagaintogetanewcopy.Finch'suserinterfaceispatternedafterWalnut's.(Atpresent,Walnutisintheprocessofbeingextendedtoincorporatevoicecapabilities,aswell.)Letusknowyourideasforreducingtheamountofrealestatethatthepresentsystemuses.YoucanincludearunningFinchinacheckpoint;FinchattemptstoDropOutcleanlybeforemakingthecheckpoint,thentoParticipateagainwhenarollbackiscompleted.OryoucandeactivateFinchbeforemakingthecheckpoint.FinchViewersIfFinchisnotactive(connectedtotheThrushserver),theonlyvalidviewersaretheFinchvieweritselfandpossiblyatelephoneDirectoryviewer.TheFinchviewerhasacommandandstatusregion,andatypescriptsubviewerthatservesasacatchallforsystemmessages.WhenFinchisactive,therewillalsobeaConversationsviewer,whichlogseachvoiceconversationthatyouhave.Thiswillbemoreusefullaterwhenyouwillbeabletomaintainmorethanoneactiveconversationatatime.YoumaydestroytheFinchorDirectorywheneveryouchoose;youcanonlygetridoftheConversationsviewerbydestroyingtheFinchviewer.DestroyingtheFinchviewerdisconnectsFinchfromtheserverfirst.MenuButtonsEachoftheFinch-relatedviewerscontainsanumberofmenubuttons.Somebuttonsappearinmorethanoneviewer.Suchabuttonhasthesamemeaningwhereveritappears.Forthepurposeofthisdiscussion,acall(orconversation)wouldincludeaconnectiontoBluejay(thevoicefileserver)ifanywerepermitted.Thepresentsystemallowsbutonecalltobeactiveatatime.FinchnormallyselectsthesingleactivecallentryintheConversationsviewerassoonasitbecomesawareofthecall,somostofthesecommandsmaybeissuedwithoutworryingaboutmakingselectionsfirst.Themeaningsofthesebuttonsshouldbereasonablyclear,butabriefdescriptionofeachmightbeuseful.DropOutDeactivateFinch(onlyavailableifFinchisactive).ParticipateReactivateFinch(onlyavailableifFinchisnotactive).AnswerAcceptthe(selected)incomingcall.Ifthehandsetisonhook,turnonthespeakerphone.(Inmostviewers.There'sanother"Answer"buttonintheMessagesviewerthatmeanssomethingelse.Thisisabug.Someday.Seevg/Ep_/i( &*,3/7:O>u]x>]]% p]!*%),e.t0 5 8<[* x#*[[$ p[*x0[[14gp6[[7=\@oZ9 g _#&Y*-M0 6;>'X3z  f%<(C)-(.k2:5x7XX8pX;V:Too_ _&)0E27<>?Rtp!1 (,5 359<|>_Q $&)c-:02h7<;N44"g&Y()( 04:x;NN<?EpLP &)x+LL, pL26c:$;Y@KW m@ $8(/,~1g3 xHpD5<u"')3u/CC0pC5;4>'AjQn /$(+w, 39;~ ~U $F'h*,/36:=z@-9E"& .0'1Q7~A#O%)+i149 "%(E,Rx0p-"R !&,@-u24r8_>H+R!$~*-/36N8<*B*'s!G (T),m. 7;@&  u& & pw& & P"%M)+4-1% #["$'H)+-1v34D8P< 3WQK$(u*A 04|67;  "&*/19506  "|&t*/1"568 l" (.2^36B;Z<s %( +16;$T }"&).48<=? TVm$&7below.)DirectoryCreateaphonedirectoryviewerwithentriesfromthedirectoryfilesspecifiedinyouruserprofile.Directoryentriesareretrievedfromthelastfilelistedinyouruserprofilefirst,workingbacktothefirstfilelisted.PhoneCallthepartyspecifiedinthePartyviewer.IfyouinvokeacallusingtheDirectorybuttons,theselectedpartywillappearintheassociatedPartyviewer.RedialEquivalenttobuttoningDisconnect,waitfourseconds,thenbuttoningPhone.DisconnectHanguptheselectedcall,ifitisnotidle.Produceanewdialtoneorturnoffthespeakerphone,dependingonthestatesofthehandsetandspeakerphoneswitch.StopTerminateanyrecordingorplaybackinprogress.Ifthespeakerphoneisinuse,thiswillalsodisconnecttheconnectiontoBluejay.Currentlynotimplemented.NewDirectoryRecreatethecontentsoftheDirectoryviewerfromthedirectoryfilesspecifiedinyouruserprofile.Thisallowsyoutoincorporatechanges.CallCallthepartyselectedintheDirectoryviewer.SeetheDirectorysectionfordetails.CallResidenceUsethetelephonenumberintheresidencefieldoftheselectedDirectoryentrytomakeacall.SeetheDirectorysectionfordetails.PlacingcallsbynameornumberTheFinchviewerprovidesthefacilityforcallingatelephonenumberorcallingsomebodybyname.Fillinthecalledpartyfield,thenusethePhonebutton.TheUserExec/CommanderPhonecommandbehavesthesameway.Party:Selectsthefollowingcalledpartyfield,pendingdelete,soyoucaneditit.Syntax:(almostanyreasonablenumberwilldo,withorwithouttheleading"9"foroutsidecalls;Intelnetnumbersrequiretheleading"8."Ifthere'sadirectoryvieweropen,itsnamecolumnisfirstsearchedforasubstringequaltoname.Ifthesearchissuccessful,Finchvg/Ep_'\\ !.%P+ /X2[6:H.FX FX!#)+-O.02u5;Z<~?gDC 0 '@. 02u6-7:L?gAb ?=?=?"%,e.46=?; 9!Q$9 +- 46w;8IW 5,5!V#(*c,26:?!P$#&+/k4:?u1p "#&'-2!57;@ u` #&u( )ip-d -/1~57[ >'!TVm$8performstheoperationscorrespondingtothedirectoryviewer'sCallbutton(below).Otherwise,itattemptstolocatealocaluserwiththespecifiedname(anRName,defaultregistry.PA)inasystem-widewhitepagesdirectory.athomeCallsthenamedpartyatalistedresidencenumberratherthanofficenumber(seedirectoryviewersection.)Atpresent,theonlyavailableresidencenumbersaretheonesyoustoreinyourlocaldirectory.homePerformstheathomeoperationusingyourlogged-innamefor.PhoneCallsthepartythatyouselectedbyfillingintheParty:field.DirectoryviewerentriesEachlineintheDirectoryviewerisabuttonthatcanbeselectedusingtheleftbuttonorinvokedusingthemiddleorrightone.Invokingadirectoryentryplacesatelephonecalltotheindicatedparty;invokingwithmiddlebuttonwillcalltheofficenumberandinvokingwithrightbuttonwillcalltheresidencenumber.TheCallmenubuttonwillplaceacalltothecurrentlyselectedentryofficenumberwheninvokedwithleftbutton.TheCallmenubuttonwillplaceacalltothenextentryinthedirectorywheninvokedwithmiddleorrightbutton.Similarly,CallResidencewillcalltheselectedresidencenumber(leftbutton)orthenextresidencenumber(middleorrightbutton).Wheneveracallisplacedinthisway,theParty:fieldintheFinchviewerwillbefilledin,sothatitiseasytoretryabusynumber,ortocallthesameindividualagaintofollowupacall.DirectoryentriesarederivedfromthefilesnamedintheFinchTelephoneDirectoryfieldoftheuserprofile(default:User.TDir.)ThesyntaxoftheFinchTelephoneDirectoryfieldisFinchTelephoneDirectory:"/ivy/VoiceUser/PublicList.TelephoneDirectoryTest.TelephoneDirectoryInformation.TelephoneDirectoryUser.TelephoneDirectory"Thesyntaxofalineinadirectoryfileisnameofficenumberresidencenumbercommentwherethespacesbetweenfieldsaretabs,andallfieldsafterthefirstareoptional.Toomitafieldandincludealaterone,putanasterisk(*)intheomittedfield.Ifthepartynameincludesanystringinanglebrackets,thatstringisinterpretedasanRName(default.PA).PressingtheCallmenubuttonorinvokingadirectoryentrywiththemiddlebuttonusestheofficenumberfieldifthereisone(exception:ifthenamefieldhasanRNameandthenamedpartyhasaLark(Etherphone),theRNameisuseddirectly.Ifnolocalnumberissupplied,andthepartynamefieldcontainsanvg/Ep_/] "G +N- /{5]x:]];p]=[Z9 "m#)q+./40m369IHuIHHpEE8 "%l(#-O/K3L47Z;rxB= Cp>w!&b'(-e022u4>>50p>9=K?=GXu =G=Gp=G( :$&*-3i4:m>;,O#'-05:G=?9 o#&+i.039+?Fx8Qp8Q!J"%['7)/5+8<6v"x6%p6(,}03788f:<u? 66?p5 %"O(+026; x3[ p3[ & ,`15:O0 6Ch ` L$'F)+,.0g3*4u58:r=>.eg*d @ &*l,0S2e3+H3#)q.R2,6<?*B!#%(-32 ;=(#g&w&!T%L,#! Up3|yY !1')x&#,,5<!A$' *$,.25:7y:0@-F("xp %3',.%47:=v$uT$$p$9o!$&-)+#- 46X8 '$" #),/^3,7&:@-FTVm$9RName,asystem-widetelephonedirectoryisconsulted.TheThrushserverperformsthemappingfromRNamestootherLarksortothecorrespondingtelephonenumbers.IntheabsenceofanRName,theofficenumbermustbepresentandwillbeused.Intelnetnumbersthatreallyrefertolocalofficesareconvertedtosimpleextensionswhenmakingbackdoorcalls.TheCallResidencemenubuttonplacesacalltotheresidencenumberintheselectedentry,ifany,whetherornotthereisanRName.ConversationviewerentriesTheAnswerandDisconnectmenubuttonshavealreadybeendescribed.Clickingaconversationentrywiththemiddlemousebuttonwillalsoanswerthecorrespondingcall,ifappropriate.Clickingaconversationentrywiththecontrol-leftwillalsodisconnectthecorrespondingcall,ifappropriate.Commander/UserExecCommandsThePhonecommandisregisteredwiththeCommanderafterFinchhasbeenrun.IfFinchisalsoactive,thiswillplaceacalltothepartynamedasanargumentinthecommand.TheacceptedsyntaxisthesameasinthePhonebuttonintheFinchviewer.ETcommand.(Youguessedit.BlameJ.Horning.)GlossaryBackdoorConventionaltelephonelineconnectedtoaLark.BluejayThevoicefileserverthatwillsupportanaudiomessageservice.CradleThethingyouputthehandsetinwhenyou'renotusingthephone.FinchACedarprogramprovidingareasonablyurbaneuserinterfacetothetelephonesystem.Flash(v.t.)Aprimitivesignallingmethod,stillusedinsometelephonesystems,involvingthedepressionofthetelephoneswitchhookforabriefinterval(.5to1.5secondsorso.)FrontdoorEthernetasusedtocarrytelephonecallsandothervoicetraffictoandfromaLark.HandsetThedumbell-shapedthingthatyoutalkandlistentowhenyou'reonthephone.HookswitchSeeSwitchhook.LarkThehardwareandprogramscomprisinganEtherphone,notcountingthetelephoneandspeakercontraptions.vg/Ep_/@K #&(*' 038T?To[T!#f%)d*,xQ  &_pMx|MMopMNxMMpM#+' ,/I47y KV: $J'*.3>7:=IA 8| G4k !,%(y+( 258 ?E  xB=p>x>>wp>[ ':*h,48-<8>=G@ "%=(),h. 0b38i: ;;u#3')+/02x5;;6p;9r=?9x7}p7}D#Z%)+Ft0p-I-8 !( *1E24++8" &(+026e;((8"#$&+-~1 5F7;@=&&8$*, 37:@o$x"8 U U8 y &+.Y1{36<8 !!$o* 2-4595>O@o_58 #%)/[2m5'8<_@o=*8 &&),/P2 48w:+=H 8 $$8#8&~-! 47A ? | 8 jTVm$10OffhookTelephonesetremovedfromitscradle,orothervoiceperipheralsoconfiguredtoallowtheLarktobeactivelyengagedinsignalling,conversation,orbadinage.OnhookNotOffhook.SwitchhookThebutton-switchesthatopenwhenyouputthehandsetinthecradle.TelephoneTheconventional-lookingtelephoneinstrumentthatisconnectedtoyourLark.ThrushThetelephonecontrolserverthatmanagescallplacementactivities.TouchpadThe12-buttonkeyboardonatelephone.vg/Ep_/_/8 $"_(,+-2747; ] [8|"$&+1c3. 9 Z9WW8 UC UC88&+)!,03x6"8=?SQ!Q!8<)j/ 7 :;OyLL8"B&*-3!5KxFK pD[r m%L&+-/24 7 xBK!&+t,/46_<@Z@!(),5 p>xn>><;z6GL0uG0.G0.G0.G0.G!M0uG6G$6G+M0uG$0.G$0.G$&G$&G+M'G$-gG-gG!M'G&G&G&G&GL'G-gG$GLGGG$$G+MG$G$G$G$G+M;G$GG!M;GGGGGL;GGi3`i3`'i3`i)i)'i)i! i! 'i! i'iC{5u&5u,,&M,##&M#|33`31 4) 41*|z/1*|$G$G!MGGG.3`{11%1''02 02 %02 0(0(0<b_%T%&p_|.,' z._|3_z.|3TVm$  HELVETICA  HELVETICA HELVETICA  TIMESROMAN TIMESROMANLAUREL HELVETICA TIMESROMAN TIMESROMANY HELVETICALOGO TIMESROMAN TIMESROMAN] 6 " |+ u4; DKyMRj/U S[]<>relfinch>finchdoc.tioga!Tuesday, May 1, 1984 10:38 am PDT