CCNA 问题求解,
What are four function/characteristics of the network layer of the OSI model? (Choose four) <br> A. It uses a two-part address. <br> B. It maintains routing tables. <br> C. It uses broadcast addresses. <br> D. It establishes network addresses. <br> E. It provides access to the LAN media. <br> F. It provides media independence for upper layers. <br> G. It provides path selection for internetwork communication.<br><br>我觉得是ABCG为什么不对呢 <br> ABCG是正确的，有疑问吗 可答案写的是A B C D才是正确的 You are the network administrator of the Tasti-Treats Cereal Company. You receive a call from a user who is unable to reach a server at a remote site. After further review, you discover the following information:<br>local PC – 10.0.3.35/24<br>default gateway – 10.0.3.1<br>remote server – 10.0.5.250/24<br>You then conduct the following tests from the offending local PC:<br>ping 127.0.0.1 – unsuccessful<br>ping 10.0.3.35 – unsuccessful<br>ping 10.0.3.1 – unsuccessful<br>ping 10.0.5.250 – unsuccessful<br>Which of the following problems would create the test results listed above? <br> A. TCP/IP not correctly installed <br> B. Local physical layer problem <br> C. Local NIC not functioning. <br> D. Remote physical layer problem <br><br>还有这一题,PING 127.0.0.1 不能成功不是代表这硬件有问题吗?怎么会是A?<br> ABCG是正确的.请参看前帖，或者看发出的CCNA Study Guide. 胡大,你让我闷了半天了!!!!!!!!<br>怎么你的答案对照表会不对啊~~~~~~:) 嘿嘿，<br>B. Local physical layer problem <br>C. Local NIC not functioning. <br><br>这种情况下，应该不会让你配置IP吧？<br>
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