,
.
.
,
. ,
N ().
140 /
,
17 .
155 / 1920 ,
, 140 .
,
18, 23 36 ,
25 (), (
34 /).
- ,
. , ,
" " - " " " " -
" ".
,
. , SD/SON.
:
- . SD/SON
,
.
;
- .
;
- , FAST ETHERNET .
,
.
15 , Microwave
Network (), Ceragon Networks.
. 1993-1994 . "-",
"-", "", "-2", "-15",
"-15" . .
, -
"", "-", "--15", "-11",
"-18" .
|
|
|
"" Ethernet 10BST,
"Woccom" E1/Ethernet 10BST. :
10,38 - 10,68 . ,
, 30 .
Ethernet,
, .
,
. -
1.
. , , ,
. , 1 Ethernet . " " AS-10 AS-11.
2,048 10 / . 1 Ethernet , .
.
, ,
.
. ,
,
. "" 'Woccom"
:
.
155 .
( 2).
,
( ).
, .
. (,
),
.
