单项选择题
A. It tears down the BGP session.
B. It sends a restart message to the peer.
C. It marks all routes from that peer as stale.
D. It sends a BGP refresh message to the peer
单项选择题 If the policies shown below evaluate as described, which action will occur for the listed policy expression?（） Policy A=True Policy B=True Policy C=True Policy D=False Policy Expression: !(A&&B)||C
单项选择题 Which router translates the Type 7 LSAs into Type 5 LSAs, according to RFC 1587 (OSPF NSSAOption) in an OSPF NSSA with more than one ABR?（）
单项选择题 A Candidate RP receives a bootstrap message with a higher priority than its own. What happens?（）