Accessed from | Sender's address | Recipient's address | Method |
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Internal network | internal | internal | direct transfer | Internal network | internal | external | direct transfer | Internal network | external | internal | forbidden | Internal network | external | external | forbidden | Internet | internal | internal | Sender receives an upload ticket | Internet | internal | external | Sender receives an upload ticket | Internet | external | internal | get confirmation from recipient | Internet | external | external | forbidden |
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