184_________________________________________ Internet

 <forward-path>  RCPT     
  ,        
SMTP-, :

S: RCPT TO:<@ONE,@TWO:Jones@THREE>

 "ONE", "TWO", "THREE"    ("ONE"  "TWO"  
 , "Jones@THREE"      
 "THREE").      :

1.   SMTP-,     -
 ( "ONE").     ,  -
           -
  <reverse-path> (   MAIL).

2.  ,     
SMTP      ,    
 (    "TWO").     -
  <forward-path>  <reverse-path>  
   .

3.   ,       (. . -
 <forward-path>    ).

(  ')

,    <reverse-path>  
<forward-path>      SMTP-    -
    ":", "From:"  ":".

 SMTP-  ,   (,   -
) ,      (  -
-    . .)       ,
   " "     
  (   <reverse-path>).  -
   (   ),
      SMTP-
   () , . .  
<reverse-path>.     :

MAIL FROM:

        "From:"
 .

     SMTP.