Which component of theater deployable communications (TDC) serves as the backbone of a deployed communication network?

The Integrated Communications Access Package (ICAP) is central to a deployed communication network as it integrates various communication capabilities into a single, cohesive package. It serves as the backbone by coordinating the transmission and reception of voice, data, and video signals, ensuring that various communication systems work together seamlessly in a theater of operations.

ICAP is designed to support both tactical and strategic communication needs, which enhances operational flexibility and effectiveness. By providing a unified point for integrating diverse communication resources, it facilitates efficient resource management and optimizes network performance in a field environment.

Understanding the role of ICAP clarifies why it is considered the backbone of a deployed communication network, as it not only connects different communication devices but also enhances overall functionality in a dynamic environment.