GigaTap articles tagged diagnostics.
- Measuring Blocking Correctly - A probe must measure the quantity by which the network actually breaks. Four requirements: volume, seriality, failure classification and vantage point.
- Silent Failures That Look Like Blocking - Some failures happen with no error at all: the server drops the client silently, and from outside that is indistinguishable from blocking. A catalogue, and why to check it first.
- Your VPN Check Says Timeout but the Connection Works — and Vice Versa - The built-in connection check in VPN clients measures the wrong quantity. That produces two symptoms: red-but-working, and the more dangerous green-but-broken.
- What Counts as Proof That It Works - Connected and works are different claims. The thresholds below which a check proves nothing, and the minimum set of conditions under which a result can be believed.