请参见图示。名称为 "myhome" 的路由器收到了来自主机 192.168.254.7 的一个帧。该帧的内容正在发送至主机 172.16.14.243。当该帧离开 myhome 路由器时,其第 2 层目的地址是什么()
A. 0008.a3b6.ce05
B. 0009.1281.18a8
C. 000a.8a47.e612
D. 172.16.14.129
E. 172.16.14.243
F. 192.168.254.7
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请参见图示。根据图示输出,可得出哪两条关于该网络的结论()
A. MontegoBay 路由器未配置 LAN 接口。
B. Negril 路由器连接至 MontegoBay 路由器的 S0/1 接口。
C. 该网络中只有四台设备。
D. 第 3 层正常运行于所有路由器上。
E. MBSwitch 连接至 Negril、Lucia 和MontegoBay 路由器。
F. MontegoBay 路由器三个端口的第 2 层工作正常。
Refertotheexhibit.WhendeployinganMSFCandanFWSM,whichstatementiscorrect?()
A. ProperplacementdependsontheVLANassignment.
B. Placeitoutsidethefirewall.
C. Placeitinsidethefirewalltomakedesignandmanagementeasier.
D. Placeitinsidethefirewallwithmultiplecontextmodesconnectingtoallconfiguredcontexts.
Which two of these are characteristics of multicast routing? ()
A. multicast routing uses RPF
B. multicast routing is connectionless.
C. In multicast routing, the source of a packet is known.
D. When network topologies change, multicast distribution trees are not rebuilt, but use the originalpath
E. Multicast routing is much like unicast routing, with the only difference being that it has a a groupof receivers rather than just one destination
SCSIinterfacesprovideforfasterdatatransmissionrates(upto80megabytespersecond)thanstandardserialandparallelports.Inaddition,youcanattachmanydevicestoasingleSCSIport,sothatSCSIisreallyanI/ObusratherthansimplyaninterfaceWhichtwostatementsaboutSCSIaretrue?()
A. Thebusislimitedto64devices.
B. Itisafull-duplexserialstandard.
C. Itisahalf-duplexserialstandard.
D. Itallowsupto320MB/sofsharedchannelbandwidth.