@KunalB https://www.tp-link.com/in/support/faq/2162/ is for clinet to LAN IPsec VPN. If you want to use L2TP/IPsec VPN, please follow the below FAQ. Server settings....

@Downsbri000 Try to ping your DNS server, if you get the high delay. Maybe the problem is related to network environment. You can try to contact your ISP for help.

@zeehere On TP-link router, port forwarding equal to virtual server. You can set virtual server to meet your requirements. And you can specify public IP through access control function. There is a...

@dwm As you said, did not find the Ethernet/wifi bridge which provides 802.3af PoE. You solution should be OK. RE360 range extender connected to the TL-SG1005P PoE switch, and switch power your IP...

@BarryTreeg For TP-Link loadbalance router, its link backup function is based on online detection feature. Online detection will ping a specific IP address or use DNS lookup, to check the WAN status....

@JohnBayly T1500G-10MPS supports 8K MAC address table. It's hard to believe that it only can connect up to 10 clients. As you said, T1500G-10MPS shows the whole MAC address but upstream switch only...