114_________________________________________ Internet

 ,     -
     
""        ,
    ,    AS, -
   ,      
,    , 
   .

  ,  ,  
 BGP-   .

   (open message).  ,  
   ,  , -
  ,   . 
  ,     -
 BGP (. 2.35),   . 
 (version)    BGP    -
,       .  -
  (autonomous system)   AS . 
  (hold time)    , -
     -   
,     .   -
 (authentication code)     -
, , ,  .   
(autentication data)    .

                                  16                  24            31

ii

!                                 Marker                                 \
i                                                                         i

Length                      Type
. 2.35.  BGP-

l~l    (update message).   -
 BGP      -
 BGP.      
,     AS.

     BGP   -
    .  
    , -
  . BGP  5  :

  (origin).      : IGP, EGP 
incomplete ().  IGP ,   
   AS.  EGP ,  -