What's the problem here:confused::confused::confused: You cannot connect the IPsec lan-to-lan VPN connection or any other issue?

I guess yours is TL-ER6020v1,right? Have you ever tried on you macbook to ping WAN port IP address of TL-ER6020? Firstly you should check if they are reachable.

https://www.tp-link.com/en/faq-2026.html This FAQ may be helpful:p

rose1390 wrote can I use sim cart 4g in this model? This router I think cannot use 4G card.

skp236 wrote Model : Hardware Version : Firmware Version : ISP : TL-R600VPN (Hardware ver. 3.0 and Firmware 1.3.0 Build 160803 Rel.64469n) How do you permit limited access from specific external IP...

Tocolosco wrote Hi, I checked the Tplink website, but I only see the initial firmware, I do not see any updates available. Where did you see it? Thank you Here is link for me....