Henry, Glad you got through with your DNS issues. If I am mistaken you are trying to publish a private IP externally? I am not aware that this can be done, I do know what you can do is publish your Public IP (static IP) using your MX records. Kindly clarify this. With Kind Regards, Khan ******************************************* Faizal Khan Manager, Management Information Systems Guyana Forestry Commission 1 Water Street, Kingston, Georgetown, GUYANA. Tel : + (592) 226-7272 Fax : + (592) 226-8956 Email: ManagerMIS@xxxxxxxxxxxxxxx Website: http://www.forestry.gov.gy <http://www.forestry.gov.gy/> -----Original Message----- From: Hery [mailto:hery@xxxxxxxxxxxxxx] Sent: Thursday, September 25, 2003 10:19 PM To: [ExchangeList] Subject: [exchangelist] RE: dns question http://www.MSExchange.org/ Hi Khan, What i have doing last time is remove the foward lookup zones and reverse zone, then create again the foward / reverse zone. amazing, now it works. usign nslookup, then the name server is displayed correctly. the public ip is correct, and the private ip is also shown when i query for the domain name. then i remove the host for private ip in foward lookup zones. now it work fine. now the problem for me is, i want to know how to make my exchange 2000 (using priate ip) can be recognize from outside ? i try query for mx record (nslookup), but the result is rto. i'm share the internet connection using kerio winroute firewall 5.0. Hirantha W had post the solution, but it did not working. maybe you or other can help me ? sorry, my english is not good. Rgsd, Hery