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Refer to the exhibit. Analyze the two traceroutes that are displayed. Which of these statements is correct in describing what most likely caused the traceroute differences?()

A . Do not fragment has been configured on PE11.
B . MPLS has been disabled on routers P11 and P12.
C . An access list has been created on P11 to block traceroutes from PE11.
D . The no mpls ip propgate-ttl local command has been configured on PE11
E . ICMP has been disabled on the intermediary routers between PE11 and PE12.

下列选项中哪一个属于我国增值税的纳税人() 从事房屋租赁业务的甲公司。 从事皮毛加工的乙公司。 转让无形资产的丙公司。 从事证券经纪业务的丁公司。 我国水土保持、生态保护的趋势包括()。 水土流失已得到有效的遏制,避免了土地退化、生态恶化,以及河道、湖泊泥沙淤积。 牧区草原沙化已得到有效的遏制。 地下水超采严重,部分地区已发生地面沉降、海水倒灌等现象。 湖泊萎缩,滩涂消失的状况已得到有效的遏制。 对如何缩小或消除纺纱加捻三角区问题,要确立什么原则? 2012年5月13日早班,采煤一队检修班出勤27人,机组班出勤18人。班前安排检修班27人负责上风巷清理卧底、机尾8m单体支护段回棚、码木垛及工作面煤壁、顶板管理,机组班18人负责设备检修,并负责为检修班备料。8时30分早班与夜班交接班后,班长赵某安排副班长蔡某带几个人在上风巷清理,此时夜班人员仍在作业。夜班自下向上割第2刀煤至120架时发生片帮掉顶,割到122架时仍然片冒,于是停止割煤。该段片冒情况为:120~124架片宽2.0m,120~121架掉顶高1.0m,122架掉顶高2.0m,123~124架未掉顶。煤机停止割煤后,向上至机尾段采用人工回采抵车、拉架。14时夜班采煤工作结束,早班人员开始管理工作面顶板。班长赵某带领3名职工自138架向下管理顶板,并安排副班长蔡某带领陈某、谢某、王某3人在124架管理顶板。谢某扶起一根1.6m长半圆木,一端搭在123架伸缩梁上,另一端斜向上伸到124架前方,由陈某在半圆木中间打了一根单体。14时30分,准备在已经使好的走向棚下方补打一根单体,陈某站在123架伸缩梁前方挖柱窝时,顶板掉下一块大矸石,砸中其头部,因伤势过重,经抢救无效死亡。造成该事故的原因有() 人员在架头前方空顶作业,被掉下的大块矸石砸中头部。。 敲帮问顶不到位,没有找净顶板危岩。。 严禁空顶作业。。 注浆加固措施不力,注浆效果差,未能有效控制片帮,掉顶。。 You have two computers named Computer1 and Computer2 that run Windows Vista. Both computers are located in the same subnet. You access shared resources on Computer2 from Computer1. You change the IP address on Computer2 and immediately notice that you can no longer access the shared resources from Computer1. You confirm that you can still access Internet resources from both computers. You need to access the shared resources on Computer2 from Computer1.  What should you do?() A。 B。 C。 D。

Refer to the exhibit. Analyze the two traceroutes that are displayed. Which of these statements is correct in describing what most likely caused the traceroute differences?()

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