You might also check the network settings on both ends. The only time I've seen this happen was when we were transmitting files to hosts behind a microwave link that had a smaller MTU than the rest of the network. IIRC, we fixed it by making use of Path MTU Discovery.

In reply to Re: SFTP::Foreign - lost connection on larger files by Mr. Muskrat
in thread SFTP::Foreign - lost connection on larger files by karlpgmr

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