Our users can't send mails to out side mail address

  • From: Lahiru C Weerasinghe <weerasinghe@xxxxxxxxx>
  • To: exchangelist@xxxxxxxxxxxxx
  • Date: Thu, 19 Jan 2006 11:57:52 +0600


I am a System Administrator in Company at Sri lanaka.I have Installed
Exchange Server 2000 success fully to my Windows 2000 server machine and
currently using it.within one week of  time i have a problem.Our users can't
send mails to out side mail address( Eg - Yahoo,gmail,etc....).It's generate
a mail like this....(but we can send mail Internally within our users)

your message did not reach some or all of the intended recipients.

      Subject:    Test 4
      Sent:    1/19/2006 11:38 AM

The following recipient(s) could not be reached:

      'weerasinghe@xxxxxxxxx' on 1/19/2006 11:38 AM
            550 5.7.1 Unable to relay for weerasinghe@xxxxxxxxx

can any one of  U give me a solution for this.I have to solve it as soon as


Lahiru C Weerasinghe.
IT Executive & System Administrator,
Jung Yoon Textile (Pvt) Ltd ,
Biyagama Export Processing Zone,
Walgama, Malwana.
Tel    :+94 (071) 4175239/+94(011)5539964-9
      Extantion 229.
Fax     :+94(011)5539958-9
Email    : lahiru@xxxxxxxx / weerasinghe@xxxxxxxxx
Web    : www.jytex.lk

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