mistakenly open ports

[azeem ahmad]

hi list
i was starting httpd and it was not starting because of any problem. but it 
was opening the ports
i.e i tried to start it on 81, it didnt started because of problem but port 
81 get opened, then i tried on 82, it didnt started but 82 get opened then i 
tried on 83, it didnt started but 83 get opened.
then i resolved the problem and started it on 84
now 81,82,83 ports are opened on my system when i issue
netstat -nlt
how can i close these ports
Regards
Azeem