【多选题】
A 依据路由携带的 AS PATH 属性,过滤从 BGP 邻居收到的路由。例如命令peer x.x.x.x as path-filterimport
B <{p}>Ro<{span style="font-size: 1em;"}>Route-policy中的apply子句<{/span}><{/p}>
C <{p}>依据路由携带的 AS PATH 属性,过滤向 BGP 邻居发送的路由。例如命令peer x.x.x.x as path-fiterexport<{/p}>
D <{p}>Route-policy中的if-Match子句<{/p}>
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