# LLDP-MED

## Voice VLAN

Current ECS switches already support LLDP-MED to configure voice vlan of IP phones automatically. In "switch settings" page (also available in network-wide setting):

![](https://2788256466-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-Lo1AtG4HHv3uJq1FqqB%2F-MHzBvFY2gkNoOBuX77F%2F-MHzDSDj3xw08Xt-qDWi%2Fimage.png?alt=media\&token=73311622-88f0-44c8-872d-cad9cd791e7d)

set voice vlan mode to "auto" will make the switch continuously send voice vlan and its priority TLVs via LLDP-MED. The IP phone would adopt that VLAN and priority if it supports the same standard.