Do you have IIS running as "external SMTP gateway", while your real server is somewhere inside your organization? Do you want your IIS to be able to verify recipients on the other server? Well, now you can. RcptProxy is so called SMTP event sink, ie. "plugin" into IIS SMTP service. In order ...more >>

I am running a win2k server w/ IIS 5.5 with WINS & DNS services. Also have IMail (MMail server program) running on same server). I can send/receive mail to anywhere from mail client using mail program (IMail) with no problem. Web sites are running fine with FP extensions 2002. However, web ...more >>

I hope I am in the right forum. we have two sites (let's call 'em A and B)3000 miles apart. we host our e-mail at site A and many of the clients at site B complain about the slowness of delivery, and downloading large attachments. both sites have broadband, and are connected via a VPN faciita...more >>

What is the best method for load balancing outgoing smtp connections from IIS 6 SMTP when using smarthost forwarding? Most products I've worked with in the past allowed for the entry of multiple destinations when forwarding to a smarthost. However, Microsoft SMTP will only allow a single ent...more >>

Hi, I search a solution (script, api, application...) to manage the NNTP Server of IIS6 (like the web-based solution in IIS4). Do you have an idea about this ? Thanks ! Jérôme ...more >>

Lately we've seen issues where emails are delayed as much as 6 hours or never arrive. I get a complaint and start going through the logs. The MS SMTP server appears to only record one side of the conversation. I see the email in question trying to come in but it doesn't make it and I can't...more >>

Hello, I am using a class in c#.net to send emails. The class works fine and i have no problem sending emails without attachments. When i put an attachment to the email, the message is sent/received and the attachment seems to be in the message, since it is 400k big for an empty body message (i...more >>

Can anyone explain how to configure TLS for an outbound SMTP virtual server in IIS 5? We are using a wildcard certificate from Geotrust (*.company.com). The test server does not sit on in a domain. We will be sending the emails from company.com. We enabled TLS for outbound emails and cha...more >>

Having a little trouble due to my low knowledge of IIS. VPOP3 installed on a Windows 2000 Server. Antoher server holding IIS and the internet connection VPOP3 will not send or receive emails, also you cannot ping anywhere outside the company so I presume IIS is blocking it. Simple question, ...more >>

Would really appreciate some help!!! I am new to IIS and only been at current compnay for 3 months so they configuration has allready been setup. My problem is I have VPOP3 setup on a Windows 2000 Server, on another 2000 Server is IIS and an allways on Internet connection. VPOP3 cannot se...more >>

I've moved most of my stuff onto my new MPU system running Win2003 server standard edition. One thing I've left behind on my old desktop system is my E-mail server. In poking around in Win2003 Server, I've been able to acertain if it is capable of doing what I need or if I'll have to add addi...more >>

Hello, Kristofer and friends. I am trying to get the cdo for server 2003 to work with my own form not the one coded out on Ilopia.com However I do have these forms working nicely on a test site at http://www.animocracy.com/EmailWithCDO.asp (thanks Kristofer) WHat I wanted to do howev...more >>

I have an application using the SMTP services. My application deploys onto Windows XP embedded which is basically XP pro. I have some problems when the SMTP server will send a request to the DNS server to resolve a URL. The problem is that if the DNS does not respond on the first try, it will g...more >>

I would like to know if anyone can tell me what commands (SMTP) are used by the CDO send mail Here's my situation: Our sending box says EHLO, the "Sidewinder" mail server says OK, our sending box says MAIL FROM: …, "Sidewinder"mail server says OK, next thing our Windows sending says is QUI...more >>

I have a web server running win2k3, it is configured to relay all messages to the smart host, an internal exchange 2k3 box. It will run flawlessly for a while (anywhere from a few months to a few days), and then all of the messages start getting stuck in the queue for no apparent reason. I...more >>

I have seen this question asked several times in this and other groups but never answered. Will somebody at Microsoft please authoritatively answer? How does one change the 'from' address of the postmaster? When an NDR or other system message is issued it is addressed from postmaster@<Machi...more >>

I get the following message in my System Event Log. "Message delivery to the remote domain 'citibank.com' failed for the following reason: The remote server did not respond to a connection attempt." There is nothing in the log files for the time the event happened or for the domain, nor ...more >>

No Entries at the badmail directory! Hello! If I try to send an email for example to somebody@he$dlf§.at I get an eMail, that the mail couldn't be sent to the reciever. but I don't get an entry at the badmail directory!!!! Why not? What can I do to get an entry? thx Bernhard ...more >>

I have a Windows 2003 Server running IIS6 and SMTP. Everything has bben working fine up until a few weeks ago. All of the udden IIS stopped functioning and the only thing that I could do was to reinstall it. But after doing that, my SMTP stopped sending messages. The messages sit in the queu...more >>

Hi, I just setup a SMTP virtual server which is meant to forward any emails to a external Smart Host. The IIS apps is suppose to use CDONTS to send the email. The server was hardened before by a former colleague, but I still proceed to do a quick test to check out if the server is able to s...more >>

If I try to send a message via my local installed smtp server of the iis no mail will be sent! The following error occurs: ---------------------------------- Nachricht kann nicht übermittelt werden. Fehler: "Diese Nachricht ist eine Benachrichtigung über den Zustellstatus, die nicht zugeste...more >>

Hi all, We are using a mailing utility (using SMTP / POP3)which is to send/receive mails. Now our mail servers are updated with the option 'Authentication required' to aviod spam mails. Now the concern is , since our mail servers require user(From User) password to be supplied for authenti...more >>

I have an SMTP service setup to allow anonymous users sending mail to a few specified domains. Furthermore I would like to allow a few authenticated users to route to all domains. If I check "Allow all computers which successfully authenticate to relay...", it seems like all authenticated use...more >>

Hi, I have taken my computer from office to work in the weekend and I don't have internet at my home I would like to debug an application which send and receive email to a single email address I have windows 2000 server and SMTP server, How can i create a mail net on a single windows 2...more >>

My ISP is Adelphia using a cable modem. They allow email software, such as outlook, to handle email by using the address mail.adelphia.net. I believe they require authentication for outgoing mail, but am not sure. What I need to know is how to setup IIS to use mail.adelphia.net as a smarth...more >>

I would like to change the "c:\inetpub\" folder to a different path (for varioius reasons) and have done that, except I cannot find where the SMTP service specifies the pathname for c:\inetpub\mailroot. Starting the SMTP service causes the mailroot (and sub folders) to be created. I need to...more >>

Hi, I want to enable TLS for SMTP for certain domains but not all. What are the best practices for doing so on a Windows 2000/IIS box? Do I need a certificate installed on the box?...more >>

We are using IIS 6 with an anti spam product. IIS 6 is used is used as the MTA with this antispam product. Therefore, we have configured IIS6 to forward messages to our internal mail servers after the messages have been scanned by the spam product. In the "Route Domain" field, we have spe...more >>

Its flawed my Server, loads of posts on the web, whats the simple answer of 2003 without exchange? ...more >>

having been hijacked by spammers, I have tightened the relay restrictions to only allow authenticated computers. This is a strange statement, I appreciate that IP filtering is an option, but surely we are talking about authenticating USERS rather than computers as a general rule. Can som...more >>

Having figured out my ISPs smtp.domain I managed to send and recieve emails to my 2003 server, however during the process of fault finding MX records of my domains NS, I had inadvertantly dropped all the security in the smtp settings. Waking up this morning I discovered a slugish server wit...more >>

My ISP's decided to block outbound port 25 on all of their dial-up and home DSL connections. I have some clients that use my Exchange 2K server with POP3 and IMAP clients (notably Outlook Express and Outlook 2003). Port 587's a common port for accepting relay mail over SMTP (the so-called "SUB...more >>

Again, I apologize for the multiple posts, but I have not been able to find an answer to this anywhere. I have one client and one user who receive the following error when trying to connect to our server via SMTP. I have confirmed this through telnet from the client's email server. Any ...more >>

I get this error in the SMTP Log file with a bounce back email: 0+Postini+ESMTP+5+l5_0_6c3+ready.++CA+Business+and+Professions+Code+Section+ 17538.45+forbids+use+of+this+system+for+unsolicited+electronic+mail+advertis ements. 0 0 161 0 15 SMTP - - - - Does anyone know why we would get this...more >>

We are getting bounce back email from our SMTP with the following error: 552-MessageWall: Message score (1) has reached or exceeded maximum (1): Does anyone know what causes this error? Thanks. ...more >>

Hi All, I have a bit of a complex problem that I will explain here. I have an ASP.NET application, an SMTP virtual server and IIS 6.0 all running on one server and exchange 2000 running on another. Up until about 2 months ago everything was working fine. While I was away a service tech f...more >>

WE have IIS running on our domain and smtp is enabled and the virtual server is present in iis. im not quite sure how to make it work though. i tried using outlook and soecifying its fqdn as the smtp server and sending a test mail to my self but it fails with "The message could not be sent...more >>

Hi everybody! I got the default SMTP virtual server in windows 2000/2003 to send mail using CDO. The mail I send gets queued up in the c:\inetpub\mailroot\queue and goes out without any problem. But when there is a lot of mail in the queue, I want to monitor the progress of it. Is there a ...more >>

Hi All, I'm having a horrible time only with mass mailouts (with recipients in the BCC field), and get a ton of "5.7.1 unable to relay for" type NDRs. Normal day-to-day email works just fine. When looking at the event logs, I'm finding that the SMTP service is actually trying to deliv...more >>

Ive configured SMTP/POP and can recieve emails on my domain (locally hosted) But the server cant send to other domains... I checked the logs and event viewer, which noted that DNS couldnt be resolved, so I enabled DNS on the mail:host but to no avail. I then looked at all the other settings: ...more >>

Hi, I have an SMTP Server which I use to route emails from other machines, since of late when we send emails to pop3 mail servers it rejects the mails, but we are able to send mails to http mail servers. I am unable to identify the reason for this, any help would be grately appreciated. ...more >>

I have a Windows 2000 AD DC that when I run the automated test queries on the DNS server they both fail. The DNS server is setup to forward to my ISP. I also think that this is related to another problem with SMTP. Most mail is sent without any problems however sometimes I see: "Unable t...more >>

We need to have mail relayed to our Exchange server on a different port than 25. Unfortunately, another application expects smtp to be on 25. I'm wondering if I can install IIS SMTP on port 25 & forward to the Exchange server on the other port. Does anyone have any idea if this will work, ...more >>

I'm having a strange problem with my SMTP virtual server on Windows 2003 server standard edition. The problem arises due to spammers attempting to guess email accouts on the server. A message will be sent to 5-10 guessed email accounts with an invalid email address in the From: field. The ...more >>

I have a IIS NNTP server that was restored from backup. The backup was over 30 days ago. I have a backup server that pulls posts from the first server. My backup server reposted the missing posts that were within the last 30 days. The backup server also has all the posts over 30 days old missi...more >>