I have the same problem as Wissam. I can sent all email through one ISP, but only some through another ISP. Any ideas? Nathan -----Original Message----- From: Wehbe, Wissam [mailto:Wissam.Wehbe@xxxxxxxxxx] Sent: Monday, February 04, 2002 7:48 AM To: [ExchangeList] Subject: [exchangelist] Re: Relay problem http://www.MSExchange.org/ Hi I have The same problem, When I connect the Exchange server via one ISP I could submit all the messages to Everyone, but when I connect via another ISP the server couldn't pass messages to some address like Hotmail or Yahoo Regards Wissam -----Original Message----- From: lancy saldanha [mailto:lancysaldanha@xxxxxxxxxxx] Sent: 04 February 2002 7:37 AM To: [ExchangeList] Subject: [exchangelist] Re: Relay problem http://www.MSExchange.org/ plz check the following. while using internet email, which server is an smtp. is it the exchange server or some other server. incase if it is a server other than your exchange then users cant reply to the mails recieved from exchange. so while users are out of office they should compose a new mail and then send it.>From: "Christian Kurmann" >Reply-To: "[ExchangeList]" >To: "[ExchangeList]" >Subject: [exchangelist] Relay problem >Date: Fri, 1 Feb 2002 13:25:18 +0100 > >http://www.MSExchange.org/ > > > >Hi everyone. > >I have a problem with some Internet freemail accounts. > >I have an exchange2000 sp2 setup. > >Some of our workers complain that they can't reply to emails that are >sent to their exchange Mailbox. >This problem only occurs when the people use Internet Email, and send >the reply or mail from there. >If they use the OWA or the normal MS exhange Server Email, there is no >problem. It also only happens with some adresses not with all. I haven't >knowingly blocked any Email adresses or providers. > >The Error message is (translated from Germann) >"the message could not be sent because the recipient was refused by the >server. Server answer: "550 5.7.1 unable to relay for >reby_g@xxxxxxxxxxx", (account: "domainname", SMTP-Server: >"exchange.domainname.ch", error number 0x800ccc79). > >Can Anyone help me out on this? > >Thanks alot > >------------------------------------------------------ >You are currently subscribed to this MSExchange.org Discussion List as: lancysaldanha@xxxxxxxxxxx >To unsubscribe send a blank email to $subst('Email.Unsub') _____ Get your FREE download of MSN Explorer at http://explorer.msn.com <http://go.msn.com/bql/hmtag_etl_EN.asp> . ------------------------------------------------------ You are currently subscribed to this MSExchange.org Discussion List as: WISSAM.WEHBE@xxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub') ------------------------------------------------------ You are currently subscribed to this MSExchange.org Discussion List as: nkaplan@xxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')