
U.S.
Patent
Jun.
19,
2007
Sheet
5
0f
19
US
7,233,601
B1
12a
N
/
Tm
‘Ply
(
mm
m
0H
mm
M
i
e
m
w
0
d
n)
C
61(\/.®M_=mw.
Mm
amp/WT
C
&..W.Bv~:
a
1.
Cmmm
mm
mm
1
6
/
26%»35
E0
@116
7
Control
OUT
‘
Control
IN
Casuad‘.
Numbcring
and
‘
Status
(CNS)
message
TXfRX
MDIO
MDC
/
Cascade
Module
L
12b
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