Cannot contact any KDC in realm

[kannan rbk]

Hi,

Thank you for your quick support.

Previously , I have not configured krb5.conf in my machine. Now , I
configured krb5.conf and tried connecting with fqdn and ip address
both are not working.

Regards ,

Bharathi Kannan R


On Mon, Apr 21, 2014 at 10:52 PM, Mauricio Tavares <raubvogel at gmail.com> wrote:
> On Mon, Apr 21, 2014 at 1:03 PM, kannan rbk <kannanrbk.r at gmail.com> wrote:
>> Dear Team,
>>
>> I am trying to connect a remote machine (using kerberos
>> authentication) using ssh. But , I cannot able to connect the machine.
>> It is the below ssh trace.
>>
>>  OpenSSH_6.2p2, OSSLShim 0.9.8r 8 Dec 2011
>>     debug1: Reading configuration data /Users/bharathi/.ssh/config
>>     debug1: Reading configuration data /etc/ssh_config
>>     debug1: /etc/ssh_config line 17: Applying options for *
>>     debug1: Connecting to 192.168.15.14 [192.168.15.14] port 22.
>>     debug1: Connection established.
>>     debug1: identity file /Users/bharathi/.ssh/id_rsa type -1
>>     debug1: identity file /Users/bharathi/.ssh/id_rsa-cert type -1
>>     debug1: identity file /Users/bharathi/.ssh/id_dsa type -1
>>     debug1: identity file /Users/bharathi/.ssh/id_dsa-cert type -1
>>     debug1: Enabling compatibility mode for protocol 2.0
>>     debug1: Local version string SSH-2.0-OpenSSH_6.2
>>     debug1: Remote protocol version 2.0, remote software version OpenSSH_5.3
>>     debug1: match: OpenSSH_5.3 pat OpenSSH_5*
>>     debug1:  Miscellaneous failure (see text)
>>     unable to reach any KDC in realm ZMEDIA.COM, tried 3 KDCs
>>
>>     debug1:  An invalid name was supplied
>>     unknown mech-code 0 for mech 1 2 752 43 14 2
>>
>>     debug1:  Miscellaneous failure (see text)
>>     unknown mech-code 0 for mech 1 3 6 1 5 5 14
>>
>>     debug1:  Miscellaneous failure (see text)
>>     unknown mech-code 2 for mech 1 3 6 1 4 1 311 2 2 10
>>
>>     debug1:  An unsupported mechanism was requested
>>     unknown mech-code 0 for mech 1 3 5 1 5 2 7
>>
>>     debug1:  Miscellaneous failure (see text)
>>     unknown mech-code 0 for mech 1 3 6 1 5 2 5
>>
>>     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
>>     Connection closed by 192.168.15.14
>>
>>
>> Remote Machine : Cent Os 6.4 final
>>
>> Client Machine : Mac OS X 10.9
>>
>>
>> Please help me to fix the problem. This problem is intermittent ,
>> sometimes I can able to connect the machine.
>>
>       Are you connecting using its FQDN or IP? Can you check if both
> machine's krb.conf files are similar?
>
>> If you need any other information , let me know.
>> ________________________________________________
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>> https://mailman.mit.edu/mailman/listinfo/kerberos
> ________________________________________________
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-- 
Regards,

Bharathikannan R