Charles Curley wrote at 12:46 -0600 on Jun 3, 2011: > Problem solved. As often happens, user error. > > When you log in over SSH the first time, you get the usual "The > authenticity of host 'foo' can't be established." message. To avoid > that, you log in manually, accept the fingerprint entry in > known_hosts. After that, no prompts from SSH on login. Amanda doesn't > handle the first login well: it silently sigts there. To avoid that, > you do the first login by hand, as noted in the HOWTO.
Did you try using StrictHostKeyChecking=no (at least when initially adding a new host)? When you update the wiki, maybe that would be a useful hint as well.