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Cisco MGX 8220 Installation and Configuration
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Chapter Service Module Back Cards
Figure4-17 T1/E1 Redundancy Back Cards
T1 DB15
Redundant
4-Port Back Card
DB15-4T1
R
E
D
U
N
D
A
N
C
Y
E1 DB15
Redundant
4-Port Back Card
DB15-4E1
R
E
D
U
N
D
A
N
C
Y
E1 BNC
Redundant
4-Port Back Card
BNC-4E1
R
E
D
U
N
D
A
N
C
Y
T1 RJ48
Redundant
8-Port Back Card
RJ48-8T1
R
E
D
U
N
D
A
N
C
Y
E1 RJ48
Redundant
8-Port Back Card
RJ48-8E1
R
E
D
U
N
D
A
N
C
Y
E1 SMB
Redundant
8-Port Back Card
SMB-8E1
R
E
D
U
N
D
A
N
C
Y
S6186