> #ipchains -A input -p tcp -s 0/0 -d myip 515 -j DENY > doesn't work > cause de policy is ACCEPT (I think) > and change it to DENY causes problems for ssh ftp etc the default rule does not affect this at all. This is an explicit rule. do an ipchains -nL show all your rules. output them here.
> # rpcinfo -p > program vers proto port > 100000 2 tcp 111 portmapper > 100000 2 udp 111 portmapper > 545580417 1 udp 1000 ugidd > 545580417 1 tcp 1002 ugidd ok portmapper is running but nfs/mountd aren't registered w/it. did you shutdown portmap AFTER running nfsd/mountd and then restarted it? kill and restart nfsd and mountd. then do an rpcinfo -p -sv

