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Cisco ONS 15454 Reference Manual, R7.0
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Chapter 5 Ethernet Cards
5.9 5.8.2 ML100T-12 Port-Level Indicators

5.8.2 ML100T-12 Port-Level Indicators

The ML100T-12 card provides a pair of LEDs for each Fast Ethernet port: an amber LED for activity
(ACT) and a green LED for LINK. The port-level indicators are described in Table 5-16.

5.8.3 Cross-Connect and Slot Compatibility

The ML100T-12 card works in Slots 1 to 6 or 12 to 17 with the XC10G or XC-VXC-10G card. It works
only in Slots 5, 6, 12, or 13 with the XCVT card.
5.9 ML100X-8 Card
Note For hardware specifications, see the “A.7.10 ML100X-8 Card Specifications” section on page A-47.
The ML100X-8 card provides eight ports with 100 base FX interfaces. The FX interfaces support one of
two connectors, an LX SFP or an FX SFP. The LX SFP is a 100 Mbps 802.3-compliant SFP that operates
over a pair of single-mode optical fibers and includes LC connectors. The FX SFP is a 100 Mbps 802.3-
compliant SFP that operates over a pair of multimode optical fibers and includes LC connectors. For
more information on SFPs, see the “5.13 Ethernet Card GBICs and SFPs” section on page 5-31.
Each interface supports full-duplex operation for autonegotiation and a maximum bandwidth of 200
Mbps per port and 2.488 Gbps per card. For ML-Series configuration information, see the Ethernet Card
Software Feature and Configuration Guide for the Cisco ONS 15454, Cisco ONS 15454 SDH, and Cisco
ONS 15327.
Table 5-15 ML100T-12 Card-Level Indicators
Card-Level LEDs Description
FAIL LED (Red) The red FAIL LED indicates that the card processor is not ready or that a
catastrophic software failure occurred on the ML100T-12 card. As part of the
boot sequence, the FAIL LED is turned on until the software deems the card
operational.
ACT LED (Green) The green ACT LED provides the operational status of the ML100T-12. If
the ACT LED is green, it indicates that the ML100T-12 card is active and the
software is operational.
Table 5-16 ML100T-12 Port-Level Indicators
Port-Level Indicators Description
ACT LED (Amber) A steady amber LED indicates a link is detected, but there is an issue
inhibiting traffic. A blinking amber LED means traffic is flowing.
LINK LED (Green) A steady green LED indicates that a link is detected, but there is no
traffic. A blinking green LED flashes at a rate proportional to the level
of traffic being received and transmitted over the port.
Both ACT and LINK LED Unlit green and amber LEDs indicate no traffic.