>>>>> "PH" == peterharding < XXXX@XXXXX.COM > writes:
PH> Hi, I never have a problem setting up ssh between Red Hat servers
PH> so it doesn't prompt for a password using "ssh-keygen -t rsa", but
PH> I cannot get it to work between Red Hat Enterprise 3 and Red Hat
PH> 7.0. This is what I have done so far:
PH> On Red Hat Enterprise 3: 1. ssh-keygen -t rsa (didn't use a
PH> passphrase) 2. copied id_dsa.pub to Red Hat 7.0 server and renamed
PH> it "authorized_keys" 3. tried ssh to the Red Hat 7.0 server, it
PH> prompted me for a password
Regarding the use of plaintext keys, consider using ssh-agent instead:
PH> On Red Hat 7.0 (didn't get ver far): 1. ssh-keygen -t rsa (didn't
PH> work as -t was not a valid option) 2. ssh-keygen (didn't use a
PH> passphrase) 3. copied "identity.pub" to Red Hat Enterprse 3 server
PH> and renamed it "authorized_keys" 4. tried ssh to Red Hat
PH> Enterprise 3 server and it prompted me for a password
PH> I guess this is something to do with the older server using v1 of
PH> SSH rather than v2?
The identity.pub file indicates an SSH1-only key, so if you're using
protocol 2 this could certainly be a problem.
PH> How can I make this work?
PH> Many thanks, Pete.
Post the output of a ssh -vv run; also review: