@Clive_A Do you still think it is something to do with my router config or PC network. it seems everyone else's saying it is the limitation of the TP-link firmware ( like Policy Based Routing )

Hi, thank you for you response, still no luck, navas@Navass-MacBook-Pro ~ % netstat -rn Routing tables Internet: Destination Gateway Flags Netif Expire default 192.168.0.1 UGScg en5 13.201.205.86...

Routing table navas@Navass-MacBook-Pro ~ % netstat -rn Routing tables Internet: Destination Gateway Flags Netif Expire default 192.168.0.1 UGScg en5 13.201.205.86 192.168.8.1 UGHS en0 35.186.199.111...

IP address on MAC Routing table

Sorry I don't know why it is not displaying the routing table image, here is text Routing Table Entry Count: ID Destination IP Subnet Mask Next Hop Interface Metric 1 0.0.0.0 0.0.0.0 192.168.68.1...

Routing table