Cisco mac address same device taking every ip

'Gateway warning (bad connectivity to controller, possible firewall or NAT issue)' appears whenВ you place your pointer over the connectivity graph on the AP detail page.

'This device has poor connectivity to the Meraki controller, possibly due to an asymmetric firewall or NAT issue.' is reported on the device details page in dashboard.

Yellow connectivity icon on theВ devices listВ page and individualВ device detail page.

If a MerakiВ deviceВ is having problems contacting the Meraki cloud through your firewall, content filter, or proxy server, you will experience the following issues and alerts on your Meraki network and dashboard: Please reach out to Meraki support to confirm these findings and work through any potential next steps. If a device has not checked into the dashboard after several minutes since being powered on, but itВ isВ associated with a dashboard networkВ and there is other Meraki equipment checking into the dashboard, referВ to the device's local status page for the next steps in troubleshooting.

TakeВ a packet capture on an upstream device to see what traffic the device is sending and receiving.

The device is receiving an IP address from the DHCP server or has a valid static IP properlyВ assigned.

If multiple VLANs are in use upstream, test connectivity on the same VLAN.

A working internet connection will have access to the IPs, ports, and protocols defined under Help > Firewall infoВ in the dashboard and would be able to successfully pass the connection monitoring test.

Check if the device is connected to a working internet connection.

Confirm the color of theВ status light on the device.

Ethernet port or seen as a mesh neighbor.

Confirm the device is establishingВ a link with the upstream device.

AC adapter or from a device supplying PoE.

Check if the device is receiving powerВ from its power source.

There are a few reasons why a device is unable to establish communication with the dashboard: The device reports the last time there was a successful connectionВ to the dashboard.

Filtering for the IP address or MAC address of the deviceВ and downloading theВ .pcap file is recommended for larger networks.

TakeВ a packet captureon an upstream device to see what traffic the device is sending and receiving. A working internet connection will have access to the IPs, ports, and protocols defined under Help > Firewall infoВ in the dashboard and would be able toВ successfully pass the connection monitoring testД¬onfirm the device is receiving an IP address from the DHCP server or has a valid static IP assigned.Keep in mind if the network is configured for devices to run in dark modeД¬onnectВ to aВ known working network connection with access to the internet.via AC adapter or from a device supplying PoEД¬onfirm the device is establishing a link with the upstream device through its Ethernet port.Д¬onfirm the color of theВ status light on the device.

The device is receiving powerВ from its power source. This device has been added to a network but has not successfully contacted the Meraki dashboard to pull its configuration.В There are a few things we want to confirm. Device Has Never Connected to the MerakiВ Cloud

Cisco mac address same device taking every ip