Permission denied (publickey,gssapi-with-mic). error while connecting

Question

HI,
I am trying to connect from RAC 2 to RAC1;
i am getting the error below.
I have tried a number of options like modification ssh_config to checking permission etc.
Please someone tell me what could be the problem?
[oracle@falcen6b .ssh]$ ssh -v rac1
OpenSSH_4.3p2, OpenSSL 0.9.8e-fips-rhel5 01 Jul 2008
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Applying options for *
debug1: Connecting to rac1 [192.168.100.218] port 22.
debug1: Connection established.
debug1: identity file /home/oracle/.ssh/identity type -1
debug1: identity file /home/oracle/.ssh/id_rsa type 1
debug1: identity file /home/oracle/.ssh/id_dsa type 2
debug1: loaded 3 keys
debug1: Remote protocol version 2.0, remote software version OpenSSH_4.3
debug1: match: OpenSSH_4.3 pat OpenSSH*
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_4.3
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: server->client aes128-ctr hmac-md5 none
debug1: kex: client->server aes128-ctr hmac-md5 none
debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<1024<8192) sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP
debug1: SSH2_MSG_KEX_DH_GEX_INIT sent
debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY
debug1: Host 'rac1' is known and matches the RSA host key.
debug1: Found key in /home/oracle/.ssh/known_hosts:2
debug1: ssh_rsa_verify: signature correct
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug1: SSH2_MSG_NEWKEYS received
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug1: Authentications that can continue: publickey,gssapi-with-mic
debug1: Next authentication method: gssapi-with-mic
debug1: Unspecified GSS failure. Minor code may provide more information
No credentials cache found
debug1: Unspecified GSS failure. Minor code may provide more information
No credentials cache found
debug1: Unspecified GSS failure. Minor code may provide more information
No credentials cache found
debug1: Next authentication method: publickey
debug1: Trying private key: /home/oracle/.ssh/identity
debug1: Offering public key: /home/oracle/.ssh/id_rsa
debug1: Authentications that can continue: publickey,gssapi-with-mic
debug1: Offering public key: /home/oracle/.ssh/id_dsa
debug1: Authentications that can continue: publickey,gssapi-with-mic
debug1: No more authentication methods to try.
Permission denied (publickey,gssapi-with-mic).
[oracle@falcen6b .ssh]$
[oracle@falcen6b .ssh]$

Answer 1

Hi,
Please refer the document
http://docs.oracle.com/cd/B19306_01/rac.102/b28759/preparing.htm#BGBBDHIB
Regards
Hitgon