NTTドコモビジネス ビジネスポータル 回線診断ツール

The NTT DOCOMO Business Business Portal Line Diagnostic Tool is an app that allows customers using the "Arcstar Universal One" service provided by NTT DOCOMO Business to check the operational status of their lines.

This app allows you to receive notifications of line alarms and check the status of your line on your smartphone.
*A Business Portal account is required to use this app.

[Key Features]
- Check the operational status of your contracted line
- Line Diagnostic Tool (comprehensively diagnoses line status)
- Contact the service desk
- Notification function when a line alarm occurs