Neckband Fleet Simulator

Start bands

Names — one per line, or leave empty to generate Or pick a collar the backend knows

How many (only when no names given) Sample every (seconds) Publish Run for (seconds) — empty means unlimited Send device_info on connect, as real firmware does Dry run — generate telemetry but publish nothing

Dog profile

Size Age (years) Resting heart rate Resting temperature (°C)

Connection

Applies to newly started bands. Running bands keep their connection.

Endpoint Port — 8883 (mTLS) or 443 (ALPN). Never 1883. Certificate bundle

Previous sessions

Restarting one resumes its sequence numbers.

No bands yet. Start one on the left.