简述班级体及其特征。
Refer to the exhibit. When applying this hierarchical policy map on the on the tunnel1 interface, you measure high jitter for traffic going through class 1234. What is the most likely cause of this jitter?（） ["The configuration of a hierarchical policy map on a tunnel interface is not supported.","Class 5555 and class 5554 are both taking up 100% of the bandwidth，leaving nothing for class 1234.","The burst size for the traffic shaping is wrongly configured to 15000；this would require an interface capable of sending at 150Mb\/s.","The burst size for the traffic shaping has been wrongly configured；it should be set as low as possible.","The burst size for the traffic shaping has been wrongly configured；it should be set as high as possible."]
1850 TSS－320的GE/10GE单板上最大支持的PW的数量为（） ["A、16K ","B、32K ","C、48K ","D、64K"]
简述教育政策的内涵
《铁路旅客运输规程》如将领取凭证丢失，必须提出（），承运人对上述单、证和担保人的担保资格认可后，由收货人签收办理交付。 ["本人身份证","物品清单","担保人的担保书","工作证"]
反补贴
