单项选择题
In BGP graceful restart， how does a peer router indicate the end of a route exchange？（）
A.An open message with the E bit set. B.An update message with the E bit set. C.An open message with an end-of-RIB marker. D.An update message with an end-of-RIB marker.
单项选择题 WhichdefaultJUNOSsoftwareroutingtablecontainsIPv6unicastroutes？（）
多项选择题 WhichthreestepsareusedtoconfigureIPv6inJUNOSsoftware？（）
单项选择题 ArouterreceivesanIPv6packetwhichis2000bytesinlength.TheMTUoftheoutgoinginterfaceis1500bytes.Whatactionwilltheroutertake？（）
