第5题: [多项选择]【问题2】解释配置中画线部分内容含义。 参考答案:Current configuration: ! version AA.B no service udp-small-servers no service tcp-small-servers ! hostname routerA ! enable secret E $A $XN0H $TtrHnfLoPI,BRgZhcBzkk/ enable password cisco ! ! ip subnet-zero ! controller EA 0 framing NO-CRCA //帧类型为 no-crcD channel-group 0 timeslots A //建立逻辑通道组0与时隙A的映射 channel-group A timeslots B //建立逻辑通道组A与时隙B的映射 channel-group B timeslots C //建立逻辑通道组B与时隙C的映射 ! interface Ethernet0 ip address ACC.AAH.D0.A BEE.BEE.0.0 media-type A0BaseT ! interface EthernetA no ip address shutdown ! interface Serial0:0 //逻辑接口Serial0:0 ip address B0B.AAI.IF.A BEE.BEE.BEE.BEB encapsulation hdlc no ip mroute-cache ! interface Serial0:A ip address B0B.AAI.IF.E BEE.BEE.BEE.BEB encapsulation hdlc no ip mroute-cache ! interface Serial0:B ip address B0B.AAI.IF.I BEE.BEE.BEE.BEB encapsulation hdlc no ip mroute-cache ! no ip classless ip route ACC.BA0.D0.0 BEE.BEE.BEE.0 Serial0:0 ip route ACC.BA0.DA.0 BEE.BEE.BEE.0 Serial0:A ip route ACC.BA0.DB.0 BEE.BEE.BEE.0 Serial0:B ! line con 0 line aux 0 line vty 0 D password cicso login ! end