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Help & Service for business customers

Devices and configurations

Handy, Tablet, Kabel und eine Hand, die auf ein Symbol zum Thema Einstellungen zeigt.

In which area do you require assistance?

Internet & landline

Fixed IP address, router settings, remote devices for BNG, CloudPBX, CompanyFlex

Internet & landline

Telematics

KIM, MedicalAccess Port Bundle, eHBA, TI-Connect, SMC-B

Telematics

How to reach us

Contact form

To send us an email, simply use our contact forms.

Contact forms

Chat

The chat service is available Monday to Friday from 8 a.m. to 8 p.m.

Chat

Our awards

  • Siegel connect hotline test mobile phone provider test winner 2025 Telekom
  • Siegel Connect Hotline Test Broadband Provider Test Winner 2025 Telekom
  • Test seal_Digital service offering—Telekom DSL landline
  • Test seal_Digital service offering—Telekom mobile communications
  • Seal WiWo App of the Year 1st place 2025 MyMagenta
  • Seal Germany Test Service King 1st Winner Germany Telekom 2024