On Mon, Feb 05, 2007 at 05:51:38PM -0800, Arone Silimantia wrote: > > I am going to be replacing system X with system Y (which is much > faster, newer). > > I will load up the new system from scratch, and then just copy over > the user data from the old system. Then I will turn off the old > system for good, and set the IP and hostname of the new system to > match the old one. > > Easy. Except everyones ssh connections will complain loudly about > potential MITM attacks, etc. ... > > So, am I correct that I can just tar up /etc/ssh on the old system and > use it to overwrite /etc/ssh on the new system, and that's that ? No > warning message or other problems ?
Yes. Actually, the files you need are "/etc/ssh/*_key /etc/ssh/*_key.pub". The others may contain settings you want to move, but don't effect the machine's ssh identity. > ALSO, am I correct that if I copy over their home directories that > contain their ~/.ssh/authorized_keys that those will continue to work > just fine even though they are on a new server ? Yes, they contain no knowledge of the server they are on. -- Brooks
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