script.3

来自「unix网络编程卷1:套接口API的全书源码」· 3 代码 · 共 17 行

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kohala % ./udpcli01 gemini.tuc.noao.edu  echohello, worldICMP error: dest = 140.252.1.11.7, type = 3, code = 3kohala % kohala % ./udpcli 198.82.204.99 echoksh: ./udpcli:  not foundkohala % ./udpcli01 198.82.204.99 echohello, worldICMP error: dest = 198.82.204.99.7, type = 3, code = 3kohala % ./udpcli01 192.3.4.5.82.204.99 echoudp_client error for 192.3.4.5.82.204.99, echo: host nor service provided, or not knownkohala % ./udpcli01 192.3.4.5 echo          helloICMP error: dest = 192.3.4.5.7, type = 3, code = 1

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