问答题InmulticastnetworkhowtoselectDR?andwhatistheorder?
问答题WhatfieldinIPpacketispreventthepacketfromaroutetorouterforever?
问答题whatisanycastaddress(Ipv6)?
问答题一个路由表,有3条,分别从rip,ospf,eigrp学过来的,到达相同目的,问路由选择哪条走?
问答题WRED?