hi @Niraj , has the error cleared or is this still remaining?  Have you verified your iP details of the wan port with your ISP?  Is there an iP conflict and are your dns settings correct?   Some troubleshooting tips below:   https://documentation.meraki.com/General_Administration/Cross-Platform_Content/Bad_IP_Assignment_Configuration ... View more

I feel just the same every time I try to call the Meraki support. ... View more

And remember any device that connects using NPS must be covered by a user or device CAL from Microsoft. ... View more

@PhilipDAth wrote: I like birthday cake.  LOL! ... View more

Philip,   1. Yes, clients pinging application via IP address and name server.   Through Link-II Global and Google DNS is reachable but while connecting MX appliance its shown Error " DNS Error"   While connecting both Link I & II application is accessible, especially when Link-I get impacted or there is issue in accessing application.   Link-II performance and reachable is absolutely fine through router and Switch especially issue through MX appliance. ... View more

>If so, from the Dashboard, does the MX84 and the Nxtra MX400 shows as having the same WAN IP address (this should be a public IP address)?   The above answer is important. ... View more