I suggest updating sftp-server first which is listed as depends of openssh or openssh-pam
As root change to the directory containing the downloaded tazpkgs.
tazpkg install sftp-server-6.7p1.tazpkg
tazpkg install openssh-6.7p1..tazpkg
I don't use openssh-pam so I didn't test it.
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Mirror/Website Problems
I updated the backports pkgdb and tazdev push backport but new files not syncing to the mirrors.
Buggy packages not displayed