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Cisco MGX 8230 Edge Concentrator Installation and Configuration
Release 1.1.31, Part Number 78-11215-03 Rev. B0, May 2001
Chapter 2 Module and Service Descriptions
Processor Switching Module
PXM1 Back Cards
This section contains illustrations of the following PXM1 cards.
• Figure 2-2: User Interface Back Card (PXM1-UI)
• Figure 2-3: User Interface Back Card (PXM-UI-S3): Stratum 3 Clocking
• Figure 2-4: OC-12 Long-Reach Back Card (SMFLR-1-622/B)
• Figure 2-5: OC-12 Intermediate-Reach Back Card (SMFIR-1-622/B)
• Figure 2-6: OC-3 Four-Port Back Card (SMF-155/B)
• Figure 2-7: Two-port T3 Back Card (BNC-2T3)
• Figure 2-8: Two-port E3 Back Card (BNC-2E3)
PXM1 User Interface Back Cards
Refer to PXM1 User Interface Back Cards, page 2-3 for descriptions of the features available with the
PXM1 User Interface back cards.
Figure 2-2 User Interface Back Card (PXM1-UI)
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PXM1-UI
C
P
M
P
C
L
O
C
K
T1
L
A
N
A
L
A
R
M
E1 CLOCK
T1 clock
Maintenance port
Control port
LAN port
E1 clock source
Alarm outputs