Fwd: firewalls besides iptables

[Margaret Doll]

I found the problem.  lokkit was controlling the iptable list.

Begin forwarded message:

> From: Margaret Doll <Margaret_Doll at brown.edu>
> Date: Fri Apr 8, 2005  10:42:26 AM US/Eastern
> To: redhat-list at redhat.com
> Subject: firewalls besides iptables
>
> I have opened some ports in iptables on an Enterprise 3 system to 
> allow nfs mounting of its partitions on other systems.  When I do an 
> "nmap" on this system from a second system, I see that some of the 
> ports that I thought I had opened are closed and some are open.
>
> Is there something besides iptables that might be running on the 
> system?
> 	I did not set up the "problem" system, so I do not know all the steps 
> that were involved in the setup.  Other Enterprise 3 systems that I 
> have do have these "closed" ports open.
>
> nfs is not working properly on the first  system.  It does work if I 
> stop the iptables services altogether.
>
> The other "strange" thing about the system is that "rpcinfo -p"  shows 
> portmapper, rquotad, nfs, mountd and status.  nlockmgr and sgi_fam are 
> not present.  Services portmap, nfs and nfslock have been started.
>