Cisco NCS 4000 Series Hardware Installation page 239

Installing Route Processor Cards, Fabric Cards, and Line Cards
The card supports up to two-level ODU4, ODU3, ODU2, ODU1, ODU0, and ODUFlex nested switching
functions by interconnecting with the centralized agnostic switch fabric; 100-Gigabit Ethernet signals are
mapped using generic mapping procedure (GMP) over ODU4 according to ITU-T G.709 v3 (Section 17.7.5).
Figure 114: 2-Port 100GE OTN LC Front Panel and LEDs
1
2
Status LED
Attention LED
3 Port LEDs (one LED on each port)
Hardware Installation Guide for Cisco NCS 4000 Series
2-Port 100GE OTN Line Card
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