问答题
Which OSPF feature allows a router to continue to forward packets while undergoing specific， well-known failure conditions？
OSPF Graceful Restart.
问答题 WhyareRegistermessagesneededinPIMSM？
问答题 switchortport-securityviolation选择shutdown表示什么意思？
问答题 Whatisthepurposeofanadministrativedistance？
