Which two options can be used as traffic descriptors when classifying and marking traffic？ （）
- A、incoming interface
- B、Layer 2 differentiated services code point （DSCP）
- C、Layer 3 IP precedence
- D、outgoing interface
正确答案:A,C
答案解析:有
微信扫一扫手机做题
多做题，通过考试没问题！
思科认证考试