Re: Open ports in Debian

2005-11-23 Thread Tim Ruehsen
Hi Rutger, > PORTSTATE SERVICE > 22/tcp open ssh > 25/tcp open smtp > 80/tcp open http > 111/tcp open rpcbind > 113/tcp open auth > 903/tcp open iss-console-mgr Before starting nmap, use netstat. You can find out which program uses which port with netstat -tulpen for your in

Re: Open ports in Debian

2005-11-22 Thread Michael Gregg
port 111 will be used by rpc processes like NIS and NFS. port 113 is identd, used to identify the "owner" of a connection. port 903... I'm not sure. If you box is up on the world. I would suggest making a iptables(or equivilent) script that will block all but the wanted ports. IE, having the

Re: Open ports in Debian

2005-11-22 Thread mikepolniak
On 00:54 Wed 23 Nov , Rutger Wessels wrote: > Hello, > > I administer a debian installation that is connected to the Internet. > When I run nmap, I found the following: > Starting nmap 3.81 ( http://www.insecure.org/nmap/ ) at 2005-11-23 00:29 CET > Interesting ports on xx > (The 1657

Re: Open ports in Debian

2005-11-22 Thread Oliver Lupton
On Wed, 23 Nov 2005 00:54:13 +0100 Rutger Wessels <[EMAIL PROTECTED]> wrote: > 113/tcp open auth That's an 'ident' daemon I believe. _very_ primitive "security", some braindead IRC networks require it to be running and doubtlessly other things will require it too. HTH -ol -- I will live for

Open ports in Debian

2005-11-22 Thread Rutger Wessels
Hello, I administer a debian installation that is connected to the Internet. When I run nmap, I found the following: Starting nmap 3.81 ( http://www.insecure.org/nmap/ ) at 2005-11-23 00:29 CET Interesting ports on xx (The 1657 ports scanned but not shown below are in state: closed) POR