If I recall correctly, I think someone had mentioned windows firewall issue long time ago. What client are these users on? Have you tried creating the profile on different machines\clients? ________________________________ From: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx] On Behalf Of Ulises Sasovsky Sent: Friday, May 19, 2006 10:59 AM To: exchangelist@xxxxxxxxxxxxx Subject: [ExchangeList] Re: slow slow slow rpc over http connection Tried disabling Outlook's Messenger smart tags? ________________________________ De: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx] En nombre de ChongJa@xxxxxxxxxxxxxxxx Enviado el: Viernes, 19 de Mayo de 2006 09:59 a.m. Para: exchangelist@xxxxxxxxxxxxx Asunto: [ExchangeList] Re: slow slow slow rpc over http connection Have you tried isolating this to hosts, users, or network issues? ________________________________ From: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx] On Behalf Of Jeff Bushberg Sent: Friday, May 19, 2006 1:32 AM To: exchangelist@xxxxxxxxxxxxx Subject: [ExchangeList] slow slow slow rpc over http connection I have some users that it takes sometimes 20 minutes to find the Exchange server I can ping the server. I have downloaded the outlook 2003 latest patches. yet my rpc over http hangs on trying to connect on a few clients. However on most it connects with no issues. I also have removed firewalls disabled AV to no avail. Any suggestions would be appreciated Thanks Jeff