Tolun ARDAHANLI wrote: > I am not a network engineer... I am just a software engineer... I am > trying to do our project on Linux systems... I cant focus so deeply on > network administration... Only I can do your advise... not else... > Cause I can't spent time for that(I want but I can't)..:( then, you'll either need to take the time to learn networking and firewall routing, or hire someone to setup and administer this for you. or, ideally, get your existing network administrators to satisfy your requirements, this may require intervention by upper management.