342-86400-498PS
Issue 1.2
April 2012
Page 24
Copyright
GE Multilin Inc. 2010-2012
ETHER-1000
ETHER-1000
L
R
L
R
1 Gbps FDX
ETHER-100
OC-48
JMUX
OC-48
JMUX
Left
Right
STS-1 SPE # 5-26
STS-1 SPE # 27-48
External Switch with Spanning Tree
1 Gbps FDX
(customer connection)
E1000 module
E1000 module
(a)
A
B
C
D
E
F
F
E
D
C
B
A
ETHER-1000
ETHER-1000
L
R
L
R
1 Gbps FDX
ETHER-100
OC-48
JMUX
OC-48
JMUX
Left
Right
STS-1 SPE # 5-26
STS-1 SPE # 27-48
External Switch with Spanning Tree
1 Gbps FDX
(customer connection)
E1000 module
E1000 module
(a)
A
B
C
D
E
F
F
E
D
C
B
A
ETHER-1000
ETHER-1000
L
R
L
R
ETHER-100
OC-48
JMUX
OC-48
JMUX
Left
Right
STS-1 SPE # 5-26
L
R
L
R
(b)
1 Gbps FDX
External Switch with Spanning Tree
1 Gbps FDX
(customer connection)
E1000 module
E1000 module
A
B
C
D
E
F
F
E
D
C
B
A
ETHER-1000
ETHER-1000
L
R
L
R
ETHER-100
OC-48
JMUX
OC-48
JMUX
Left
Right
STS-1 SPE # 5-26
L
R
L
R
(b)
1 Gbps FDX
External Switch with Spanning Tree
1 Gbps FDX
(customer connection)
E1000 module
E1000 module
A
B
C
D
E
F
F
E
D
C
B
A
NOTE: In a multi-port paddleboard application, an external spanning tree switch (or equivalent)
would be needed for each active port that is to be protected.
Figure 10:
Fully redundant ETHER-1000 drop solution: (a) using separate
SONET bandwidth; (b) using same SONET bandwidth