Cisco 7000 - Page 136

3-132 Cisco 700 Hardware Installation and Mainteneance
Connecting Interface Cables
Figure 3-9 Single Attachment Station (SAS), Single-Mode Fiber Network Connections
Figure 3-10 Single Attachment Station (SAS), Multimode Fiber Network Connections
H1549a
U23
ENABLED
TX
RX
PHY B
PHY A
TX
RX
To
primary ring
From
primary ring
Optical
bypass port
H1548a
U23
ENABLED
PHY A
TX
RX
To/from
primary ring
TX
RX
PHY B