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testing alt text 29 September 2026

  • Figure 1: new image one Diagram showing data and clock signal flow for a DTE device using EIA-530 standard. TX data and TX clock are sent outbound from router to line. RX data and RX clock are inbound from line to router but not connected in this configuration.

  • Illustration of interface flapping suppression with three graphs: physical link state over time showing down events, accumulated penalty tracking penalties exceeding suppress and reuse thresholds, and advertised interface state indicating suppression when flapping occurs.