MTU & Fragmentation Helper

Estimate effective payload ceiling, encapsulation pressure, and whether a packet will fragment.

Best for: validating payload fit across VPNs, overlays, WAN paths, and encapsulated transport where hidden overhead quietly reduces usable packet size.

Inputs

MTU (bytes) IP Version Transport Extra Overhead (bytes) Test Payload (bytes)

Results

Enter values and press Calculate.

Documentation & Export

Export Report

Add optional project context and generate a clean documentation view that can be printed or saved as a PDF for client or internal use.

Report Title Project Name Client Name Prepared By Custom Notes