Underlay Configuration – MPLS/OSPF ............................................................................................................................. 27 Underlay Configuration – SR, ISIS ................................................................................................................................... 30 MX Series/ACX Series – CE Configuration in EPL, A/A Mode ...................................................................................................................................................................................................................................................... 32 MX系列 - EVPL配置单标签,A/A模式................................................................................................................................................................................................................................................................................................................... in EVPL & Dual-Tag, A/A Mode ........................................................................................ 34 ACX Series – EVPL Configuration Dual Tag, A/A mode ................................................................................................... 34