 2.   TCP/IP___________________________83_

  ,      
IPv6 (  ,     ,   IPv6 -
   ).      -
  (   )    . -
   IPv6      .

       IPv6.

-- Options Header

  (    . 2.22)  -
,          -
.        0.

        ___ 8                16                                   31
Next Header      Hdr Ext Len

i                                                    Options

. 2.22.  Hop-by-Hop Options Header

Next Header (8 ).     .

Hdr Ext Len (8 ).     64-  ( -
  64 ).

Options.   .   , -
      (
       ).   -
,  Options  Hop-by-Hop Options  
Jumbo Payload ().   IPv6   ,  -
  65535 .      
  ,    Hop-by-Hop Options  
  65535.     Payload Length   -
 IPv6   0.

(^" ^

 ,   Jumbo Payload  ,   
  (Fragment header).

Routing Header ( )

  (. 2.23)   IPv6  , 
   (    ) 
,          .
      (LSRR  SSRR)  IPv4. -