A.在信道上传输原始的比特流
B.加强物理层数据传输原始比特流的功能并且进行流量调控
C.确定数据包从源端到目的端如何选择路由
D.确保到达对方的各段信息正确无误

A.Dead
B.Establish
C.Network
D.Terminate

A.Organization for Standards Institute
B.Organization for Internet Standards
C.Open Standards Institute
D.Open Systems Interconnection

A.to map a known DLCI to an IP address
B.to mapa known IP address to a MAC address
C.to map known SPID toa MAC address
D.to map a known DLCI to a MAC address
E.to map a known IP address to a SPID
F.to mapa known MAC address to an IP address

A.16
B.32
C.4095
D.4096

A.10.10.0.0/18 subnetted with mask 255.255.255.252
B.10.10.0.0/25 subnetted with mask 255.255.255.252
C.10.10.0.0/24 subnetted with mask 255.255.255.252
D.10.10.0.0/23 subnetted with mask 255.255.255.252
E.10.10.0.0/16 subnetted with mask 255.255.255.252

A.映射本地IP到对端端口值，以便路由器发送数据时确认发送端口
B.映射本地IP到本地端口值，以便路由器发送数据时确认发送端口
C.映射对端IP到本地端口值，以便X.25交换网络查找数据发送路径
D.映射对端IP到对端端口值，以便X.25交换网络查找数据发送路径

A.150.150.0.0
B.150.150.0.8
C.150.150.8.0
D.150.150.16.0

A.Network A - 172.16.3.48/26
B.Network A - 172.16.3.128/25
C.Network A - 172.16.3.192/26
D.Link A - 172.16.3.0/30
E.Link A - 172.16.3.40/30
F.Link A - 172.16.3.112/30

A.Core2(config)# interface f0/0  Core2(config-if)# ip address 192.168.1.10 255.255.255.248
B.Core2(config)# interface vlan 1 Core2(config-if)# ip address 192.168.1.11 255.255.255.248
C.Core2(config)# line con 0 Core2(config-line)# password cisco
D.Core2(config)# line vty 0 4 Core2(config-line)# password cisco
E.Core2(config)# ip default-gateway 192.168.1.9
F.Core2(config)# ip route 0.0.0.0 0.0.0.0 192.168.1.8