it this is ssh issue ?

[Dineshwar Kumar]

Hi all,


i got this entry on my server log, do anyone have idea about it. is this is
ssh issue or DNS related problem? i try a lot in our lab but unable to get
this error agian. I my sshd_config file UseDNS option is enable, but it
won't any help



May 15 10:08:57 pub01 sshd[14316]: Accepted publickey for jwuser from
66.181.224.56 port 35375 ssh2

May 15 10:08:58 pub01 sshd[14316]: reverse mapping checking getaddrinfo for
host-66-181-224-56.jwu.edu failed - POSSIBLE BREAKIN ATTEMPT!

May 15 10:10:02 pub01 sshd[14430]: Accepted publickey for jwuser from
66.181.224.56 port 35530 ssh2

May 15 10:10:02 pub01 sshd[14430]: reverse mapping checking getaddrinfo for
host-66-181-224-56.jwu.edu failed - POSSIBLE BREAKIN ATTEMPT!





With Thanks,
-- 
Dineshwar Kumar
New Delhi
9891188600