7 posts - 3 authors - Last post: Sep 15, 2010How to Configure Trusted SMTP Relay in Exchange on SBS 2008 . . pszResponse: 550 5.7.1 Unable to relay uiServerError: 550 .

9 posts - 2 authors - Last post: Mar 13, 2008Exchange 2007 error 550 5.7.1 Unable to relay Exchange 2007 / 2010. .

4 posts - Last post: Apr 16, 2010we have a 2008 sbs version with exchange 2007, i have a problem on .

12 posts - 5 authors - Last post: Sep 9By: -Phixit-, Forum: Microsoft Exchange, I have been having one of those . @ gmail.com' on 4/27/2010 12:05 PM. 550 5.7.1 Unable to relay .

Related Solutions: POP3 problem in Exchange 2007 . Keywords: 550 5.7.1 .

Oct 22, 2008 – Error: 550: 5.7.1 Unable to Relay when sending out POP3 . Based on what I see in various forums, there is a lot of confusion on setting up POP3 on Exchange Server 2007 in general. . Bob Says: April 13th, 2010 at 12:12 pm .

The logfile shows 550 5.7.1 Unable to relay (Exchange 2007/2010). Cause .

May 17, 2005 – I have configured secured POP3 access on Exchange Server 2003 with SP1 . messages are returened with error 550 5.7.1 Unable to relay for .

Jun 29, 2011 – 550 5.7.1 Unable to Relay Mail From Exchange Server. Skip to end of metadata. Page restrictions apply; Added by Atlassian Support, last .

90 posts - 9 authors - Last post: Mar 22Exchange is a server and doesn't emulate a POP or IMAP client in this . It always comes up the same way "550 5.7.1 Unable to relay for . Proposed As Answer by JulesCardinale Monday, December 20, 2010 5:45 AM .

5 posts - 3 authorsI have a problem that my Users uses POP3 from Internet cannot Send Email to Outside Domain like . . Problem with Exchange RELAY with Error (550 5.7.1 Unable to relay ). Asked by Shahnawaz Ali . Reply from bibo maria | Aug 7, 2010 .

My Exchange 2007 or 2010 does not accept emails larger than 10MB. . Exchange 2007 rejects POPcon emails with "550 5.7.1 Unable to relay". . Under such circumstances it is not possible for any pop3 connector to distribute the email .

6 posts - 1 author - Last post: Jan 20Hi, I keep getting this message 'XXXXXX.XXXXXXX@XXXXXXX.com ' on 19/01/ 2011 16:30 Server error: '550 5.7.1 Unable to relay' when I try .

Apr 14, 2011 – If you are getting '550 5.7.1 Unable to relay' in outlook you can fix it by changing . FIXED: Exchange Server 2010 Backup from Windows Se. .

Jun 12, 2007 – Exchange 2010, Active Directory Blog . Rcpt to:Spamking@SpamKing.com. 550 5.7.1 Unable to relay for Spamking@SpamKing.com .

Jul 19, 2004 – On Exchange POP3 client, 550 5.7.1 Unable to relay for : To all, All of a sudden , our POP3 users at a remote office are unable to send the .

Get tips on enabling and disabling Exchange Server non-delivery reports . Exchange 2010 hub transport server load balancing -- what to watch for · View All Tips . SMTP error 550 5.7.1: User unable to relay message to a specific domain .

Zone: Exchange Email Server. Tags: Outlook 2007, Exchange 2010. SMTP Relay .

4 posts - 2 authors - Last post: Mar 16, 2010Current discussion: Exchange 2007 "550 5.7.1 Unable to relay" . On Mon, 15 Mar 2010 14:55:13 -0700 (PDT), Mezlo <mezlo@sunfire.org> .

16 posts - 15 authors - Last post: Aug 18"SMTP server response: 550 5.7.1 Unable to relay. . in addition to IIS running, and the relay options are in the Exchange System Manager, not .

Jan 3, 2007 – Find out how to allow anonymous relay in Exchange 2010 and 2007 without giving up security. What are the . 550 5.7.1 Unable to relay .

Dec 28, 2006 – Exchange Server 2010 . You might need to do this if you .

Jan 21, 2011 – . against Microsoft Exchange 2010; Next message: [fetchmail-users] Fetchmail's . polling mail using POP3 from pop.1und1.de and then delivering it to an . some users are slowly being migrated to the hosted-exchange system. . fetchmail: SMTP< 550 5.7.1 Unable to relay fetchmail: can't even send to .

10 posts - 5 authors - Last post: Mar 13, 2008550 5.7.1 Unable to relay for soandso@domain.com Exchange 2000 .

10 posts - 4 authors - Last post: May 25, 2010Exchange pop/imap error Networking & Security. . Old 05-24-2010, 01:11 PM . 550 5.7.1 Unable to relay. I get this message when attempting to . It is likely locked down so no one can relay through SMTP. Are you inside .

4.3.11 550 x.x.x Unable to relay for xxxxx. . .. rituraj [ rituraj dot 786rr ( at ) gmail dot com ], 2010-01-06 01:07:52 # . Domain using my company's old exchange server but not the new exchange server. . . The server response was : 550 5.7.1 unable to reply for mymail@mail.com . . But how do I get rid of the pop up PLEASE! .

7 posts - 4 authors - Last post: Apr 14Server error: '550 5.7.1 Unable to relay' Exchange 2007 / 2010. . a user that is connected to the organization exchange from home via POP3. .

Jun 23, 2011 – . emails stuck in Exchange 2010 queue, Error: "421 4.4.2 Connection . If you are getting '550 5.7.1 Unable to relay' in outlook you can fix it by .

11 posts - 3 authors - Last post: Dec 9, 2010The recommended configuration for a POP3 connector is to disable authentication, but make sure to . XXX): 550 5.7.1 Unable to relay .

Nov 28, 2006 – Most of his works involve Exchange integrated applications, including a . How Exchange Message Recalling Works · Exchange 2010, . Thus it rejects it with ' 550 5.7.1 Unable to relay for someone@exchangeinbox.com'. .

I'va published the OWA, POP3 and Mail Server with no problems. Receive and send . Exchange 2010 SMTP response Server error: '550 5.7.1 Unable to relay' .

Mar 15, 2010 – connectors but no matter what I do I still get "550 5.7.1 Unable to . . Previously we had user connecting to our old server via pop3/smtp using either . Exchange 2007 error 550 5.7.1 Unable to relay Exchange 2007 / 2010 .

KBPB020, Error: Unable to establish a connection with POP3 host [13]. KBPB001 . . The logfile shows 550 5.7.1 Unable to relay (Exchange 2007/2010); Cause: .

Aug 19, 2010 – In most Exchange Server 2010 environments there will be the need to . Sender OK rcpt to: somebody@gmail.com 550 5.7.1 Unable to relay .

Exchange 2007 rejects POPcon emails with "550 5.7.1 Unable to relay". What .

7 posts - 1 author - Last post: Jul 6, 2010Configure POP3/IMAP on Exchange 2007 Multi Domain Environment. . on 6/18/ 2010 11:08 AM 550 5.7.1 Unable to relay. June 18th, 2010 3: .

Oct 30, 2010 – One of the worst crimes that you can commit with an Exchange . 550 5.7.1 Unable to relay for address@anotherdomain.com . If you don't have users sending email through your email server with Outlook Express or another POP3 client then you can disable "Allow all . Exchange 2007/Exchange 2010 .

Jan 17, 2008 – 550 5.7.1 Unable to relay for <email> . .. Searched showed me the incoming POP3 and outgoing SMTP for the provider. . . I am network admin in my company and we have exchange 2003 server and all users are running outlook2007 but on . M Cronje (Pretoria, South Africa) • Feb 28, 2010 @8:40 am .

Nov 17, 2006 – Exchange Server 2010 . POP ), the recommendation is for the server to sit behind a reverse proxy/port forwarding firewall . who send email directly to you will probably get an NDR with the error 550 5.7.1 Unable to relay. .

Exchange 2010 Issues . All POP3/IMAP4 clients such as Outlook Express .

Aug 30, 2011 – status code 550- Mailbox unavailable.. server response was: 5.7.1 UNABLE TO RELAY on Edge Server 2010. I have setup an Exchange 2010 .

Aug 30, 2011 – exchange 2010 server error 550 5.7.1 unable to relay . They are setup with POP3 so they dont gain access to the shared calendar/recourses. .

May 22, 2008 – An open mail relay is a SMTP server configured to allow anyone on the . If you get a error message that looks roughly like "5.7.1 Unable to relay" or "550 5.7.1 . "POP before SMTP" relies upon the user checking for new mail (thus . Exchange 2003 has a feature to reject messages if they're not from .

14 posts - 10 authors - Last post: Apr 14The clients get the "550 5.7.1 Unable to relay" message. . How, where we can enable a setting for smtp relay for external POP3 users? .

Don't receive email with 550 550 5.7.1 Unable to relay . How to test POP3 and SMTP connections. IPAD user cannot connect to the Exchange server 2010 .

Dec 13, 2010 – SharePoint 2010 installation guide (Windows 7 or Vista) – Part2 . Telnet: 550 5.7.1 Unable to relay for ferdous@congral.com . This configuration is designed to prevent unauthorized users from using your Exchange server to relay mail. . 2003 client with pop3 configuration we receive error unable to relay .

11 posts - 6 authorsI am trying to test my new Exchange 2010 install by telneting to it and trying to send an . 550 5.7.1 Unable to relay I don't have any users on our Exchange 2010 .

Feb 7, 2008 – Exchange 2010 Readiness Check Error: Unable to read data from Metabase . ' 550 5.7.1 Unable to relay for email@domain.com, Port: 25, .

In this case, you have to enter the POP3 server name and the Account and password . If you use Microsoft Exchange 2000/2003/2007/2010, or any Active Directory . The server response was: 550 5.7.1 Unable to relay for <email address>” .

Exchange 2007 "550 5.7.1 Unable to relay". Mezlo posted on Monday, March 15, 2010 5:55 PM. We have a single Exchange 2007 server in our domain. .

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