MTU / MSS
Calculate MTU / MSS instantly with the exact formula and a worked example. Free online calculator — no signup, works on mobile.
MTU / MSS
MTU
MSS
1,460
More about: MTU / MSS
What it calculates
The “MTU / MSS” calculator computes MSS from 1 parameter: mtu.
Standard IT calculations for developers and sysadmins.
Example calculation
With parameters MTU = 1,500 the result is 1,460 (MSS = MTU − 40 (IP+TCP)).
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.