Hi, i have a big problem with implementations ip phone on my clients I have HPE SWITCH 1920 8G/24G/48G PoE and cisco ip phone. when I configure the enable voice vlan on this port, the device notifed me " Fail to enable voice VLAN on this port." and after I configure 20 ports to use for data and voice Can you are explain why occur this problems. Attached port configuration details: interface GigabitEthernet1/0/46 port link-type hybrid undo port hybrid vlan 1 port hybrid vlan 210 tagged port hybrid vlan 10 untagged port hybrid pvid vlan 10 undo voice vlan mode auto port auto-power-down poe enable stp edged-port enable lldp compliance admin-status cdp txrx Deputy the error detail [Ventas-GigabitEthernet1/0/46]voice vlan 210 enable Fail to enable voice VLAN on this port. [Ventas-GigabitEthernet1/0/46]   ... View more