sftp in solaris

All.... here is my log.....
Steps
1. ssh-keygen  -t rsa ,2 keys formed
2. copy .pub file to unix server
3.cp *.pub authorized_keys
  chmod 600 authorized_keys
  cp id_rsa.pub authorized_keys2
   chmod 600 authorized_keys2

sftp -v -v -v user4567@serverloc3
it is asking for a password.... even though I have no parapharase setup for testing.Am I doing any thing wrong
debug1: Found key in /home/user4567/.ssh/known_hosts:1
debug2: bits set: 530/1024
debug1: ssh_rsa_verify: signature correct
debug2: kex_derive_keys
debug2: set_newkeys: mode 1
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug2: set_newkeys: mode 0
debug1: SSH2_MSG_NEWKEYS received
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug2: service_accept: ssh-userauth
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug2: key: /home/user4567/.ssh/id_rsa (0x0)
debug2: key: /home/user4567/.ssh/id_dsa (0x0)
debug1: Authentications that can continue: gssapi-keyex,gssapi-with-mic,publicke
y,password,keyboard-interactive
debug3: start over, passed a different list gssapi-keyex,gssapi-with-mic,publick
ey,password,keyboard-interactive
debug3: preferred publickey,keyboard-interactive,password
debug3: authmethod_lookup publickey
debug3: remaining preferred: keyboard-interactive,password
debug3: authmethod_is_enabled publickey
debug1: Next authentication method: publickey
debug1: Trying private key: /home/user4567/.ssh/id_rsa
debug1: read PEM private key done: type RSA
debug3: sign_and_send_pubkey
debug2: we sent a publickey packet, wait for reply
debug1: Authentications that can continue: gssapi-keyex,gssapi-with-mic,publicke
y,password,keyboard-interactive
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