ISP Modem+Router -> Switch -> Switch -> OpenWrt Router - Network and Wireless Configuration - OpenWrt Forum
![How to Block an illegal client with Certain IP address from getting access to the network using TP-Link Managed Switches How to Block an illegal client with Certain IP address from getting access to the network using TP-Link Managed Switches](https://static.tp-link.com/res/upfile/faq/20151111052418.png)
How to Block an illegal client with Certain IP address from getting access to the network using TP-Link Managed Switches
![Basic Switch Configuration (2.1) > Cisco Networking Academy's Introduction to Basic Switching Concepts and Configuration | Cisco Press Basic Switch Configuration (2.1) > Cisco Networking Academy's Introduction to Basic Switching Concepts and Configuration | Cisco Press](https://www.ciscopress.com/content/images/chap2_9781587133183/elementLinks/02fig06_alt.jpg)
Basic Switch Configuration (2.1) > Cisco Networking Academy's Introduction to Basic Switching Concepts and Configuration | Cisco Press
![networking - How to configure a router with integrated switch to connect two different subnets? - Super User networking - How to configure a router with integrated switch to connect two different subnets? - Super User](https://i.stack.imgur.com/UJqne.png)