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Die deutsche Version finden Sie auf der Seite Mumble

Mumble is a voice conferencing system with low bandwidth requirements. It transmits messages encrypted and prioritizes low latency and high voice quality.

Functionality[Bearbeiten | Quelltext bearbeiten]

  • Voice chat
  • Channels and subchannels that can also be set up by the user
  • Integrated, simple text chat function
  • Supported platforms: Windows, MacOS, Linux

Suitable for[Bearbeiten | Quelltext bearbeiten]

  • Language exchange in research groups and projects
  • Consultation hours
  • Medium group size (up to approx. 50 persons; larger groups are conceivable, but then the voice quality will deteriorate)

Requirements[Bearbeiten | Quelltext bearbeiten]

  • Internet access, web browser or desktop app
  • Microphone and loudspeaker, preferably a headset
  • The setting "Push-2-Talk" is recommended
  • No separate registration required

Mumble App - First Steps[Bearbeiten | Quelltext bearbeiten]

Install Mumble[Bearbeiten | Quelltext bearbeiten]

  • Open an Internet browser of your choice and follow the steps indicated:
  • Go to and download the 64-bit version for the Windows operating system and install the application
  • After the installation:
  • Follow the setup steps of the Audio Assistant.
  • Click "Cancel" on the Certificate Assistant and proceed to the next instruction step.

Import certificate into Mumble[Bearbeiten | Quelltext bearbeiten]

  • Download certificate
  • Call up the Serviceportal and log in.
  • Go to User Management and then to Network Settings
  • Create a new certificate for Mumble and download it to your computer
  • Open Mumble and select the "Certificate Wizard" from the upper menu "Configuration"
  • Select the option "Import certificate" and import the previously downloaded certificate file

Connect to the UPB Mumble[Bearbeiten | Quelltext bearbeiten]

  • Open Mumble and select the "Settings..." in the upper menu "Configuration"
  • Select the menu item "Network" on the left
  • Place a checkmark in "Suppress certificate and password storage"
  • Click below first on "Apply", then on "Ok"
  • Open Mumble and select the field "Connect" in the upper menu "Server"
  • Click on "Add server" and enter as address and 64738 as port.
  • Enter your Uni-Account as your username.
  • Write in the server description "Uni Paderborn Mumble"or similar and confirm with "Ok".
  • Enter your Uni-Account password at the password prompt.

Web client - First steps[Bearbeiten | Quelltext bearbeiten]


  1. Connect to Mumble.
  2. Log in with your Uni-Account.
  3. Now you can make a set of settings (1). You can also send messages (2) by clicking on the appropriate group.

Terms of use[Bearbeiten | Quelltext bearbeiten]

  • Mumble is offered by the Computer Science Department and is operated within the University of Paderborn.
  • Further information can be found here.

Bei Fragen oder Problemen wenden Sie sich bitte telefonisch oder per E-Mail an uns:

Tel. IT: +49 (5251) 60-5544 Tel. Medien: +49 (5251) 60-2821 E-Mail:

Das Notebook-Café ist die Benutzerberatung des ZIM - Sie finden uns in Raum I0.401

Wir sind zu folgenden Zeiten erreichbar:

Mo Di-Do Fr
Vor-Ort-Support - 09:00 - 13:00 Uhr -
Telefonsupport 08:30 - 13:00 Uhr & 13:30 - 15:00 Uhr 08:30 - 13:00 Uhr

Das ZIM:Servicecenter Medien auf H1 hat aktuell von Montag bis Donnerstag von 09 bis 14 Uhr und Freitags von 09 bis 13 Uhr geöffnet.

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