As long as the MX has the physical ports correctly configured (either access port using vlan11 or trunk port allowing vlan11) then it should work.  The MX is just acting as a layer 2 bridge in your diagram. ... View more

Problem fixed.   reset VPN register on PC.      ... View more

MX doesn't allow for multiple VIPs/Virtual interfaces on the WAN ports. The only way this would be possible would be to install a layer 2 switch in between your ISP CPE and MX. Trunk from the switch to the ISP CPE and then two access ports on each VLAN from your layer 2 switch to both of your MX WAN interfaces. ... View more

I’d say it looks like you’ve got something mis-configured on the server, or elsewhere in the network. For whatever reason the MX is seeing packets with the 192.168.50.90 IP address on its interface for VLAN 1 - so there is most likely nothing wrong with the MX, it’s letting you know about an error elsewhere in the network.   What OS is the server running? Are any of the network interfaces bridged together, are there any ‘clever’ network functions configured in the network or on the server (e.g. NAT)? Are the VLANs bridged together somewhere in the network? ... View more