hi friends ya you imagine is exacly right i have the same situation as you describe global ip=192.168.1.32(where my domin will be pointed/also mx exchange record) i have two lan card with my fire wall one is connected to internet global ip second one have local ip my mail server also have two lan card both have the local ip so how can i solve the problem can u help me the situation u describe is exectly right with best regards Yogesh M Cahudahri BanasDairy Palanour Sorry, first please help me be sure on what you want. is this? _________ _________ _____________ | Internet |--->| Firewall |---->| Mail_Server | ------------- ------------- ------------------- Where your email server has a private IP and the firewall has two NICs one with public IP and the other with private IP. is this right? thanks, -- Guillermo Garron "Linux IS user friendly... It's just selective about who its friends are." (Using FC6, CentOS4.4 Ubuntu 6.06 and Debian ETCH) http://feeds.feedburner.com/go2linux http://www.go2linux.org -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.