You are the network administrator of an enterprise with a main site and multiple remote sites. Your network carries both VOIP and data traffic. You agree with your service provider to classify VOIP and data traffic according to the different service RFCs. How can your data and VOIP traffic be marked？（） data marked with DSCP AF21，VOIP marked with DSCP EF。 data marked with DSCP AF51，VOIP marked with DSCP EF。 data marked with the DE-bit，VOIP marked with the CLP-bit。 data marked with DSCP EF，VOIP marked with DSCP AF31。 data marked with IP precedence 5 VOIP marked with DSCP EF。
转向系统的故障有哪些？转向沉重的现象有哪些？
国际货币金融法
为什么要进行白酒的勾兑？
Which three combinations are valid LACP configurations that will set up a channel？（） On/On。 On/Auto。 Passive/Active。 Desirable/Auto。 Active/Active。 Desirable/Desirable。
入洗原煤特点有以下几种：矿别多，煤质质量差、煤泥含量高，煤泥含量高不仅严重影响精煤质量，而且增加生产成本，其中煤泥来源主要有（）
