配置VOICE VLAN优先级

#华为交换机   
lldp enable

interface GigabitEthernet0/0/1                                                  
 port link-type hybrid
 port hybrid pvid vlan 10
 port hybrid tagged vlan 20                                                        
 port hybrid untagged vlan 10
 lldp tlv-enable med-tlv network-policy voice-vlan vlan 20

#或者
interface GigabitEthernet0/0/1  
 port link-type trunk
 port trunk allow-pass vlan 10 20
 undo port trunk allow-pass vlan 1
 port trunk pvid vlan 10
 lldp tlv-enable med-tlv network-policy voice-vlan vlan 20

#或者
interface GigabitEthernet0/0/1
 port link-type hybrid
 voice-vlan 20 enable
 port hybrid pvid vlan 10
 port hybrid tagged vlan 20
 port hybrid untagged vlan 10
           

#华三
interface GigabitEthernet1/0/1
 port link-type trunk
 port trunk permit vlan 10 20
 undo port trunk permit vlan 1
 port trunk pvid vlan 10
 undo voice-vlan mode auto
 voice-vlan 20 enable