Acknowledgements

This free course was written by Helen Donelan, Allan Jones, Karen Kear, Jon Rosewell, Andrew Smith, Rob Spragg, Jason Trott, Paul Wallin and Judith Williams; assisted by Alex Mikroyannidis, Chris Sanders, Teresa Connolly and David King. It was first published in August 2019.

Except for third party materials and otherwise stated (see terms and conditions [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)] ), this content is made available under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence.

The material acknowledged below is Proprietary and used under licence (not subject to Creative Commons Licence). Grateful acknowledgement is made to the following sources for permission to reproduce material in this free course:

Course image: © gremlin; iStockphoto.com

The Open University is grateful for the support of Cisco and the use of their Packet Tracer software in developing this course.

The Open University is delighted that Ufi are supporting this free course.

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Every effort has been made to contact copyright owners. If any have been inadvertently overlooked, the publishers will be pleased to make the necessary arrangements at the first opportunity.

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