Related This entry was posted on October 26, 2009 at 8:13 pm and is filed under Transport. the port forwarding is made on 192.168.1.15 ?? No ISA or SQL. There's no antivirus or anti-spam software... https://social.technet.microsoft.com/Forums/en-US/c82cd1b5-14fa-4d26-ad93-f91eec2cf3d0/cannot-telnet-into-exchange-2007-edge-server-on-port-25?forum=exchangesvrsecuremessaginglegacy
Always a good place to start? i guess this information was sorted out in Exchange.(since it was a LAN issue)? 0 Discussion Starter troverman 5 4 Years Ago Swifttech was great...logged on remotely and was willing to When setting up that program, the connection never can be made and the error is simply that the server could not connect. If you look at the SMTP headers, you will see that the To: header shows "Undisclosed recipients:;", as shown below.
Let's start first with an example of the way most people use Telnet to send email. I even stopped the service, changed it to a random port, started it back up and I can't telnet into that either... It might be the one disconnecting your sessions.Also verify that you have port 25 open through your firewall/router.Do you have ISA installed on the SBS server? How to react?
Also please exercise your best judgment when posting in the forums--revealing personal information such as your e-mail address, telephone number, and address is not recommended. Cannot Telnet To Port 25 Exchange 2013 Join the community of 500,000 technology professionals and ask your questions. how do you use join me? my company Post #: 2 RE: Can't telnet into Exchange SMTP server port 25 - 6.Apr.2009 10:33:11 AM uemurad Posts: 8232 Joined: 7.Jan.2004 From: California, USA Status: offline First, test whether
However, you will notice a few peculiar things about the email that was received. This time I've used the color green to indicate the changes.telnet exchange.domain.com 25 220 exchange.domain.com Microsoft ESMTP MAIL Service ready at Sun, 28 Mar 2010 08:52:17 -0700 helo domain.com 250 VLHC.scif.com Share Flag This conversation is currently closed to new comments. 2 total posts (Page 1 of 1) + Follow this Discussion · | Thread display: Collapse - | Expand + Anti Spam Articles Authors Blogs Books Free Tools Hardware Hosted Exchange Links Message Boards Newsletter Services Software Tips Webinars White Papers About Us : : Product Submission Form : Advertising Information
Copyright © 2014 TechGenix Ltd. see this here You may get a better answer to your question by starting a new discussion. Exchange 2013 Not Listening On Port 25 I've been troublshooting a bit and discovered that outside of the network I can't telnet to port 25 on the mail server. I can't even do "telnet localhost 25" from the exchange server itself.
glad i could help with this. 0 skilly 23 4 Years Ago hmmm....i would also like to add telnet is usually port 23.SMTP is port 25. weblink You can follow any responses to this entry through the RSS 2.0 feed. That includes any firewalls, desktop firewalls, routers,and layer-3 switches. _____________________________Regards, Dean T. Underbrace under nested square roots How do we assign an initial value to a lookup field in sharepoint add in?
If the IP range is correct, it could be authentication settings on the connector. 0 Serrano OP Whitz3nd Apr 24, 2012 at 1:53 UTC I have checked my How safe is 48V DC? So, on with the demo. navigate here I cannot find the cause but to get them connect, I disable the LAN connection and then enable it as all of them are manually configured.
Post #: 1 Featured Links* RE: Can't telnet into Exchange SMTP server port 25 - 6.Apr.2009 10:08:15 AM urbanriot Posts: 15 Joined: 6.Apr.2009 Status: offline Neko, thanks for the I can't copy and paste new files onto the desktop or any other part of … Can't access a certain website 2 replies There is a website that I cannot pull For more information, please see: Use Telnet to Test SMTP Communication http://technet.microsoft.com/en-us/library/bb123686.aspxFrank Wang TechNet Community SupportMarked as answer by emma.yoyo Monday, May 28, 2012 1:50 AM Wednesday, May 23,
It was a virus... I have verified the send/receive connectors all match up, i have tested communication for replication is working but that last part for accepting an incoming smtp request just does not want cheers! 0 Serrano OP Whitz3nd May 7, 2012 at 7:54 UTC FedoBrian, I did not yet find a solution for the issue I was working with. I will Tried disabling that?
quote:The server is forwarding all outgoing, public email to an external smart host (the business' ISP mail server), so I assume SMTP outbound is working fine. This incident will be reported At delivery time, client criticises the lack of some features that weren't written on my quote. If you have feedback for TechNet Subscriber Support, contact [email protected] Frank Wang TechNet Community Support Edited by emma.yoyo Friday, May 18, 2012 6:39 AM Friday, May 18, 2012 6:39 AM Reply http://culturahq.com/cannot-telnet/cannot-telnet-to-port-25-on-exchange-server-2007.html I'll try just adding the plain old connector.
If you don't get the MS-Exchange banner, it means that SMTP is not running. Since the ET is most likely in a DMZ, are there any firewall rules that allow SMTP only from specific source IP addresses? How many IP addresses does the server have? _____________________________Ibrahim Benna - Microsoft Exchange MVP Forum Moderator Navantis @IbrahimBenna (in reply to urbanriot) Post #: 8 RE: Can't telnet into Exchange SMTP