At the Cloud Communications division of NTT, we are always here to help.

Please find answers to frequently asked questions about our services and solutions. If you have a question not answered here, please contact us.

Quick start guides

Need more details?

Get up and running quickly with downloadable user guides from Arkadin's portfolio of collaboration solutions.

Live training

Register to take part in Arkadin's online training webinars.

Informative and instructional, our live training sessions are engaging and ensure that learners can access training materials anytime, anywhere.

Access numbers

For security reasons, please use the following tips to best locate your access numbers.

Arkadin access numbers are unique to each client.

Request, modify or disable an account

Are you an existing customer?

Start your conference with your own account.

Service status & major changes

Service quality is our priority

Check the status of NTT Ltd. systems in real time.