CFG N2中组播的一个需求:the selection of R17 as the RP must adhere to open standard and must use the default priority value as per the standard. 这个需求是要求ip pim ip pim rp-candidate Loopback0 192? 还是要求ip pim bsr-candidate Loopback0 0 192 ? % ~4 R& a9 n$ c# u% ?( e2 A) B! ?- [( M/ ~3 W