Blocking port 25 doesn't impact people in a meaningful way, only spammers. For y... | Hacker News

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astrodust on Nov 8, 2011 | parent | context | favorite | on: Port 25 will be blocked for South Korea from Decem...

Blocking port 25 doesn't impact people in a meaningful way, only spammers. For years virtually every ISP has offered an alternate port like 587.

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