摘要：
Default TTL and Hop Limit values vary between different operating systems, here are the defaults for a few: Linux kernel 2.4 (circa 2001): 255 for TCP 阅读全文
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摘要：
Default TTL and Hop Limit values vary between different operating systems, here are the defaults for a few: Linux kernel 2.4 (circa 2001): 255 for TCP 阅读全文
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