Specifications

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Cisco IGX 8400 Series Provisioning Guide, Release 9.3.3 and Later Releases
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Chapter 2 Cisco IGX 8400 Series Cards
Universal Frame Module
UFI-12V.35 Back Card
Note The UFI-12.V35 back card is compatible with the UFM-U front card. It is not compatible with either the
UFM-4C or the UFM-8C front cards.
The UFI-12V.35 back card in Figure 2-27 for the UFM-U front card has six connectors, with each
connector carrying two V.35 ports. Each port in the connector has an associated LED for indicating port
state. See Table 2-38 for more information on these LEDs.
To use the UFI-12V.35 back card in DTE mode, use the V.35-DTE cable to connect the back card to
DCE interfaces. For more information on the cables used with the UFI back cards, see the “UFM
Cabling” section on page A-32 in the Cisco IGX 8400 Series Installation Guide.
Tip Each port on the UFI-12V.35 can be configured to support either normal clocking or loop timing. For
more information on port configuration, see the “UFM-U Configuration” section on page 2-54.