Genfil Villahermosa wrote: >I planning to build a firewall using iptables. Can anyone tell me what >ports LTSP use? > > > Hi ! You can discover all ports you use by using "nmap" with command line: root at server# nmap <your_IP_address> f.e. nmap 192.168.0.1 Vlad RAchinsky, GHSDistrict, Sacramento, CA