Show HN: A Prometheus exporter for Sagemcom F3896 cable modems

Category: observability

Tags: prometheus-exporter, docsis, cable-modem, sagemcom, monitoring, homelab

Score: 5.5/10 (Innovation: 4, Technical: 6, Documentation: 8, Utility: 4)

A Prometheus exporter for Sagemcom F3896/FAST3896S DOCSIS cable modems that scrapes the modem's internal JSON-RPC API to expose DOCSIS channel stats, Ethernet counters, and system telemetry. It's a focused, stdlib-only tool that fills a specific gap for homelab and network monitoring enthusiasts using Cogeco/Breezeline hardware.

Target audience: homelab enthusiasts, network engineers, devops monitoring home infrastructure

Repository: https://github.com/colinedwardwood/sagemcom-docsis-exporter · Python · MIT

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