Home Network Setup & Security Customization

I need assistance setting up my home network. This includes connecting a NAS, a couple of computers and smartphones. The NAS is a Synology.

Key Tasks:
- Walk me through the step-by-step process over the phone
- Customize network settings for optimal security
- Connect Windows and Linux computers
- Connect smartphones to the network
- Connect and configure the Synology NAS

Ideal Skills:
- Proficient with Synology NAS
- Experienced in home network setup
- Excellent phone communication skills
- Knowledgeable in network security
- Familiar with Windows and Linux operating systems

Please note that I value your ability to explain technical terms in an understandable way as we go through the setup together.