为了提高链路带宽,工程师在配置交换机时采用的聚合技术。配置如下: interface fa 0/23 switchport mode access switchport access vlan 10 exit interface fa 0/24 switchport mode trunk exit interface port-channel 1 exit interface range fa 0/23-24 channel-group 1 mode on end write 配置完成后,port-channel 1的属性是( )