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A.create，端口DCN使能开启，端口缺省状态显示为create
B.create，端口DCN使能关闭，端口PPP运行状态为create
C.lcp_bind，端口DCN使能开启，但PPP协议交互报文只有发送，没有接收到回应报文
D.ppp_up，端口DCN使能开启，且PPP协议报文交互正常，可以正常收发处理
答案
更多“对于ZXCTN 6200设备，通过dcn show l2命令可以查看L2属性中的AdminStatus和OperStatus等状”相关的问题
第1题
A.P2P
B.PPP
C.ETH
D.PPPOE
第2题
A.show interface
B.show interface br
C.show ip interface br
D.show vlan
第3题
A.ZXCTN6130XG-S
B.ZXCTN6150
C.ZXCTN6120-S
D.ZXCTN9000-8E
第6题
A. And its functions include ().
B.Interface rate configuratio
C.Digital diagnosis for the optical interface
D.Auto shutdown function of the optical interface laser
E.Ethernet synchronizatio
第9题
A.Each line side interface (NNI) of ZXCTN equipment should be configured with EMS VLAN, and each VLAN should be configured with proper EMS IP;
B.ZXCTN6300/6200 support L3 routing protocol (e.g. OSPF). In 10GE ring, EMS info is forwarded through L3, and two adjacent ports on one link belong to one VLAN domain and one IP network segment;
C.After ZXCTN6100 device is upgraded into agent version, it is recommended to use L3 monitoring mode.
D.EMS VLAN ID range is in 3001～4093, and these VLAN values are automatically shielded on T31 to prevent collision between EMS VLAN and encapsulation VLAN;
