VPN User Capacity
Free VPN User Capacity calculator with clear step-by-step results.
About VPN User Capacity
VPN sizing multiplies gateway count by per-gateway licensed capacity.
Formula
Formula
Capacity = gateways × users per gateway
Worked example
With the default values below, VPN User Capacity returns Total Capacity of 1,000.00. Change any input above and every figure here is recalculated in your browser.
Inputs used
- VPN gatewaysminimum 1
- 4
- Users per gatewayminimum 1
- 250
- Typical utilizationaccepts 0–100
- 70
Results
- Total Capacity
- 1,000.00
- Recommended Max (80%)
- 800.00
- Current Estimated Load
- 700.00
Step by step
- 1Values used
- 2Formula
- 3Total Capacity= 1,000
- 4Recommended Max (80%)= 800
- 5Current Estimated Load= 700
Assumptions and limits
- The result is derived only from the 3 inputs listed above. Anything not among them is not part of the calculation.
- In particular, this calculator does not take inflation, tax, fees or charges or compounding frequency into account.
How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.
Frequently Asked Questions
How does this calculator work?
VPN sizing multiplies gateway count by per-gateway licensed capacity.
Why does this matter?
Keep headroom for failover and peak sessions.
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