Re: My server is under attack (I think)

2011-08-19 Thread Paul Schmehl
--On August 19, 2011 11:01:21 AM -0400 Mark Moellering wrote: I keep seeing a flood of messages when I run dmesg -a that look like this: mail sshd[1831]: warning: /etc/hosts.allow, line 2: can't verify hostname: getaddrinfo(ip223.hichina.com, AF_INET) failed Is there anything I should be doi

Re: My server is under attack (I think)

2011-08-19 Thread Robert Bonomi
> From owner-freebsd-questi...@freebsd.org Fri Aug 19 10:02:30 2011 > Date: Fri, 19 Aug 2011 11:01:21 -0400 > From: Mark Moellering > To: FreeBSD > Subject: My server is under attack (I think) > > I keep seeing a flood of messages when I run dmesg -a that look like thi

Re: My server is under attack (I think)

2011-08-19 Thread Mike Tancsa
On 8/19/2011 11:01 AM, Mark Moellering wrote: > I keep seeing a flood of messages when I run dmesg -a that look like this: > > mail sshd[1831]: warning: /etc/hosts.allow, line 2: can't verify > hostname: getaddrinfo(ip223.hichina.com, AF_INET) failed > > Is there anything I should be doing to mak

My server is under attack (I think)

2011-08-19 Thread Mark Moellering
I keep seeing a flood of messages when I run dmesg -a that look like this: mail sshd[1831]: warning: /etc/hosts.allow, line 2: can't verify hostname: getaddrinfo(ip223.hichina.com, AF_INET) failed Is there anything I should be doing to make sure the server isn't compromised? It is a mail ser