5G failover provides automatic backup internet connectivity when primary circuits fail — using 5G cellular networks to maintain critical business operations during outages that would otherwise mean hours of downtime waiting for ISP repair. Modern 5G failover is fast enough (sub-second switchover) to be transparent to most business applications.
Cellular failover has historically been a secondary consideration, but 5G bandwidth and latency now make it a viable primary backup for most enterprise applications. RLM advises on 5G failover architecture, carrier selection, and the SD-WAN integration that makes failover truly automatic.
A structured advisory process — from discovery and market evaluation to vendor selection and post-deployment optimization — tailored to your specific environment and objectives.
We define failover requirements by location — which applications must continue during an outage, what bandwidth they require, and what latency is acceptable on the backup path — establishing specifications that determine whether 5G failover is appropriate.
5G availability varies dramatically by market, carrier, and physical building. We verify 5G signal availability at each location — conducting on-site testing or reviewing coverage data from multiple carriers to confirm failover viability.
5G failover economics depend on data plan pricing. We evaluate carrier options — AT&T, T-Mobile, Verizon, and MVNOs — and data plan structures (pay-as-you-go vs. shared data pools) that optimize failover cost across your location portfolio.
The value of 5G failover is multiplied when integrated with SD-WAN — enabling automatic, policy-driven failover that routes traffic based on circuit health without manual intervention. We design the SD-WAN integration architecture.
These are the dimensions that consistently separate successful network deployments from costly ones — and the questions RLM will help you answer before any commitment.
5G sub-6 GHz provides bandwidth and latency suitable for most enterprise applications; 5G mmWave provides fiber-like speeds in limited areas. Evaluate which 5G technology is available at your locations and whether it meets your failover requirements.
5G coverage maps overstate actual building penetration. Verify signal quality inside your specific buildings — cellular signal through concrete and metal construction can be significantly weaker than street-level coverage suggests.
5G latency is typically 20-50ms — acceptable for most business applications but not ideal for latency-sensitive VoIP or real-time applications. Evaluate latency requirements against measured cellular performance in each market.
5G failover data costs can be significant during extended outages. Evaluate data plan structure — unlimited vs. metered — and the cost exposure from extended failover periods.
Some enterprises use 5G as both failover and a cost-optimization tool — routing less-sensitive traffic over cellular even when primary circuits are up. Evaluate whether always-on cellular integration justifies the data plan cost.
5G failover requires integrated gateway hardware (router or SD-WAN device with cellular support) or an external 5G modem. Evaluate hardware options and the integration quality with your existing network equipment.
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