 饭.  ᫥ ஢ન ⮣,    訡  ।
, 㧥 ᢮ , ᪠  થ.  ࠧ,
   ।祩 થ  .

 饥 ६   ஥  Token Ring 
ந⥫쭮  4  16 / ந  ⮫쪮 IBM,  
ࠧ묨 ଠ,  Thomas-Conrad, Gateway Communications,
Western Digital, 3Com, General Instrument, Harris Data Communications,
Madge Networks, NCR, Proteon, Pure Data, Racore, RAD Data Communica-
tions, DatAmerica, Siecor,  ⮬ ᫥ (Proteon  Siecor)  ᭮ ⮢-
 .

 ࠭ । થ
(ETR - Early Token Release)

񦨬 쭮 ᫮  , 祬  <^ ⥬
Token Ring.  ᢮  -  ६  ࠡ稥
 ।   થ.  뢠 .⮩
(७ ଠ),  ࠡ ⠭ ਭ થ
 ॢ頥   , ࠢ塞  䠩-ࢥ  <
.! ᫥ ਥ ⮬  த 㫨஢^ 
   ⨣ 㧫-筨. -筨  ॢ-
頥!   થ,  ᭮ 㤥 室쯮 , 
-.^-^㤥; - "墠祭.. - : : :'-- ". --.,: ,::",.::;" : :, ^," ',.,, , -:::,,,

 ।  ᮮ饭 (ਬ, ᮢ  ⥭
䠩);  த⨢ প  ६. 室
   ᮮ饭 १ ⢮ ⠭.. ᫥
। ᮮ饭   ࠢ   ஥ ⢮ [
! ᨬ, ^ ; -  ᮮ饭> ᮢ訢 " ,
 .  祭 ᫠ ⠪ ᨬ 室 
  50  100  ந⥫쭮   / ^
400 ᨬ I  ந⥫쭮 16 /.      ^ i

 ^⥬ ETR,  ⮫쪮    ந⥫쭮
16 /,  㬥襭 ⠪ ந⥫ থ
ࠡ ⠭ । થ ࠧ ᫥ ।] ᢮ 
ᮮ饭.  ⮬  ᫥ ࠡ ⠭樨 
 । ᮡ⢥ ᮮ饭 -- ,
ࠧ ᫥ । ᮮ饭 筨/ਥ.^ ᫨ 
^   ᨣ 室騥  ,  '⥬
 㢨    ⮬ ᫥⥫쭮, -
  ⮢  થ஢,    墮   ᨬ;

      筮 ⥬.       ' " .

ᯮ짮 ⮢  Token Ring

 1985   IBM  Texas Instruments ᮢ⭮ ࠧࠡ⠫ 
⥣ࠫ 奬 TMS380.  ଠ IBM ࠧࠡ⠫   ᢮

⮪,    141