如图所示,路由器RTA连接有PCA和PCB。如果需要在RTA上启用ARP代理以使RTA能够在PC之间转发ARP报文,则下列哪项配置是正确的?。(选择一项或多项)imgalt=src=ckfinderuserfilesimages20141112152325948.jpgstyle=width:468pxheight:80pxbrbr
A.[RTA]proxy-arpenable<br/> B.[RTA-GigabitEthernet0/0]proxy-arpenable<br/> C.[RTA-GigabitEthernet0/1]proxy-arpenable D.[RTA]proxy-arpenableportG1/0/1<br/>正确答案BC