Short answer
No. Where viable fibre exists, it remains the better primary for speed, latency and consistency. LEO is the right answer where fibre is absent, slow or unreliable, or where you need a genuinely independent backup path.
In detail
How FirstNet positions LEO:
- Off-grid primary: LEO as the sole connection where fibre is absent, unreliable or has prohibitive lead times.
- Hybrid failover: fibre primary with LEO as a critical backup on infrastructure that does not share fibre's failure modes.
- SD-WAN path diversity: LEO as a diverse underlay alongside fibre or LTE, with per-site failover orchestrated by SD-WAN.
- Temporary and rapid deployment: construction sites, project offices, events and new locations connected while permanent infrastructure is built.
The case for LEO as a backup is strong because it does not rely on terrestrial fibre or mobile towers. That reduces the risk of your primary and backup failing together from the same fibre cut, infrastructure failure or local outage.
In FirstNet's technology order, fibre comes first, then licensed microwave, fixed wireless and LTE/5G, with LEO satellite as the last resort for a primary link. FirstNet assesses the options for each site during feasibility.
Source: FirstNet LEO Satellite Connectivity service page →
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