IP编码（IP code）
Which two options can be used as traffic descriptors when classifying and marking traffic？ （）A、incoming interfaceB、Layer 2 differentiated services code point （DSCP）C、Layer 3 IP precedenceD、outgoing interface
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Which traffic descriptor s can be recognized and categorized by cisco quality of service（qos）features？（）A、 incoming interface.outgoing interface.ip precedence.and differentiated services code P.oint（DSCP）.B、 Incoming interace.ip precedence.differentiated services code point（DSCP），and source or d.estination address.C、 Outgoing interface.ip precedence.differentiated services code point（DSCP）.and source or d.estination address.D、 Incoming interface .outgoing interface.ip precedence and differentiated code point s.ervices（DCPS）E、 Incoming interface .ip precedence .and source or destination address. F、 Outgoing interface.ip precedence .and source or destination address.
IP地址采用（）位二进制数编码表示。（IP地址基础知识）A、48B、24C、32D、192
Which protocol supports LDP sessions?（）A、SIP (port 626)B、TCP (port 646)C、UDP (port 606)D、IP (protocol code LDP)
由于IP地址是数字编码，不易记忆。
IP地址包括网络号和主机号，所有的IP地址都是24位的唯一编码。
IP地址的编码分为哪俩部分？
