Is a static IP in the xmail server? If affirmative, try to use the IP address directy in the smtp server address in the outlook account, if you changed IP recently is possible DNS are not refresh to customer, in other words, customer connecting with wrong server.
Ana Paula On 4/11/07, Rosario Pingaro <[EMAIL PROTECTED]> wrote: > Outlook express > but the problem is not related to the destination mail address because it is > correct. > > I will try to see the smtp log. But the strange think is that asap i assiged > a different public ip to the customers the problem went away, seems > something strange in when xmail has to check the ip into the relay table. It > is possible? > > Regards > Rosario > > ----- Original Message ----- > From: "Ana Paula Fernandes" <[EMAIL PROTECTED]> > To: <[email protected]> > Sent: Wednesday, April 11, 2007 2:59 AM > Subject: [xmail] Re: outlook reply 550 on some customers' ip > > > > Hi, > > > > Possibly the error is in the email destination, inexistent user for > > example, or in the outlook. > > > > Outlook or Outlook Express? Same version? > > Is a permanent error for this users? > > Any email sent for these customers is denied? > > Try send mail to self only? > > > > I have problems with Outlook with some customers, after install the > > last office service pack the problem solved, not xmail related. > > > > Don=B4t remember now, but AllowSmtpVRFY check the email, if i correct, > > try to set AllowSmtpVRFY to 0. Somebody speaks if I will be wrong. > > > > Run the xmail with -Sl parameter and check the log files under the > > "logs" folder. > > > > Ana Paula > > > > > > On 4/11/07, Rosario Pingaro <[EMAIL PROTECTED]> wrote: > >> Hi list, > >> I have a network of around 1000 customers and I use xmail 1.24 for my > >> smt= > > p services. > >> > >> In around 2 weeks I had two cases of customers reporting not being able > >> t= > > o send mails. Their outlook responded with an error "recipient's email > > addr= > > ess not valid" and code 550 relay denind. > >> The workaround for this was changing their public ip. At the moment I am > >> = > > not able to explain why the smtp server responded with 550 giving the fact > > = > > that I don't have a spam filter on the smtp and also the ip for sure into > > t= > > he relay list because it is a part of a big subnet. > >> > >> May Davide give e some help to debug the rare and difficult to reproduce > >> = > > issue? > >> > >> Regards > >> Rosario Pingaro - To unsubscribe from this list: send the line "unsubscribe xmail" in the body of a message to [EMAIL PROTECTED] For general help: send the line "help" in the body of a message to [EMAIL PROTECTED]
