Thats a good point. Our remote pop users never have the same IP so that option wasnt available to us. If Ali's users are static and he knows the IP's that would be a far better way to do it.
e > In our case, it helps that mail comes in to a Sendmail server which relays to our >Exchange box. I was able to open up the IMS to accept from just certain IP addresses >and from authenticated users. > > Darcy > > -----Original Message----- > From: Hansen, Eric [mailto:[EMAIL PROTECTED]] > Sent: Thursday, October 18, 2001 8:32 AM > To: Exchange Discussions > Subject: RE: POP3 issue after disabling relay > > > We did that, and had problems. Our final resolution was to have a > invisible SMTP server. > > > Ali - you HAVE to allow relaying for POP3 to external addresses to work, because >your POP users have to use your IMS as a RELAY server for outbound mail. The trick >is closing the holes so that spammers can't use your server. > > > > On the routing restrictions page: turn on "Hosts and Clients that Successfully >Authenticate" then tell your POP users to set their client to pass their >authentication to their outbound server. In OE that's on the Servers tab and is a >checkbox that says "My server requires authentication" > > > > -----Original Message----- > > From: Sethi, Ali [mailto:[EMAIL PROTECTED]] > > Sent: Thursday, October 18, 2001 7:50 AM > > To: Exchange Discussions > > Subject: POP3 issue after disabling relay > > > > > > Hello Everyone, > > > > Specs: > > Windows 2000 server sp1 > > Exchange 5.5 sp4 > > > > At one time our Exchange server was setup as a relay agent. We had numerous > > ISPs like mindspring and earthlink block emails stemming from our domain. > > Several days ago we corrected that problem by ensuring our Exchange server > > is no longer setup to relay. The following steps were done to prohibit > > relaying: > > > > 1.In IMS we unchecked 'Hosts and clients with these IP addresses' > > 2.We also unchecked 'Hosts and clients connecting to these internal address > > and remove the ip address and mask of our Exchange server. > > > > We are having issues with our POP3 users after making these changes to > > disable relaying. We are getting complaints from users setup as POP3 that > > they cannot send to external email addresses. They can only send to our > > internal users. As a temp solution we have asked that our POP3 users use > > OWA to send to outside clients. At present there are approximately 13 POP3 > > users in our company so its not a major issues but just a slight > > inconvenience for them. Is there a way we can correct this issue and allow > > the POP3 users to send externally? Does any one have any suggestions? Any > > assistance would be greatly appreciated. > > > > Thanks, > > > > > > _________________________________________________________________ > > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > > Archives: http://www.swynk.com/sitesearch/search.asp > > To unsubscribe: mailto:[EMAIL PROTECTED] > > Exchange List admin: [EMAIL PROTECTED] > > _________________________________________________________________ > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > Archives: http://www.swynk.com/sitesearch/search.asp > To unsubscribe: mailto:[EMAIL PROTECTED] > Exchange List admin: [EMAIL PROTECTED] _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED]

