+**143a** designates a foundational [Protocol](/wiki/protocol) integral to certain [Network Architectures](/wiki/network_architecture). This identifier often marks a critical signaling component, essential for maintaining data flow integrity and robust [Communication](/wiki/communication) pathways.
+## See also
+- [Data Flow](/wiki/data_flow)
+- [Signaling](/wiki/signaling)
+- [Network Security](/wiki/network_security)
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