--- title: "Invalid MAC Address" slug: "invalid-mac-address" updated: 2022-11-09T09:29:34Z published: 2022-11-09T09:29:34Z canonical: "knowledge.akuvox.com/invalid-mac-address" --- > ## Documentation Index > Fetch the complete documentation index at: https://knowledge.akuvox.com/llms.txt > Use this file to discover all available pages before exploring further. # Invalid MAC Address When you add the device to the SmartPlus-cloud portal if you get the error "**Invalid MAC address or already exists**", that maybe those devices don't be added by your distributor. **Solution:** Provide the MAC address to your distributor, and ask the distributor to add those devices under their accounts.