多项选择题
A.Make HSRP track interfaces between the edge and core routers.
B.Replace HSRP with GLBP.
C.Add crossed intrasite links: R1-R4, R2-R3, R5-R8, and R6-R7.
D.Make R3 and R8 have lower HSRP priority than R1 and R7.
E.Replace HSRP with VRRP
问答题 三台路由器,问:在路由器B(即中间的那台路由器)上的E0/1的IN方向做一个ACL,要求路由器A可以TELNET路由器C,但是路由器C不可以TELNET路由器A。要求写出ACL命令行。
单项选择题 Whiletroubleshootinganetwork,youneedtoverifythelivenessofhostsinthesubnet192.168.1.64/26.Allofthehostsareabletoreplytopingrequests.Howwouldyouconfirmtheexistingnodesusingonesinglecommand?()
单项选择题 Whichmechanismcanyouusetoachievesub-secondfailoverforlinkfailuredetectionwhenaswitchedEthernetmediaisusedandlossofsignalisnotsupportedbythelinkprovider?()