单项选择题
Which message type is constructed and sent from an MSDP router to its MSDP peers when it receives a PIM register message （knowing that the MSDP router is also configured as an RP for the PIM domain）？（）
A.Source-Active Message B.PIM Join C.PIM Hello D.MSDP Register
单项选择题 Whatdoesaunicastprefix-basedIPv6multicastaddressstartwith？（）
多项选择题 WhichthreeareneededtorunVRFliteforIPv6onarouter？（）
多项选择题 Whichthreestatementsaretrueaboutpolicing？（）
