Web Forms :: Sending Mail Over Exchange Server With C#?

Sep 15, 2010

I do not want to set up a smtp server for mail sending.

I want to use existing exchange server.

How can i send an e-mail over exchange server?

Is there sample c# code?

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Configuration :: External Mail Not Sending - Exchange Server As Host?

Aug 4, 2010

Using Visual Studio 2010 Web Developer Express (vb.net code) with SqlDataSource to SQL Server 2008.

I am developing an email form to my users to send email to vendors with an attachment. The aspx page is quite simple -- 2 dropdownlists, a fileupload control, and a send email button. They select their store (which populates the "From" address of the email). They select the Vendor (which populates the "To" address of the email). Then they browse for the file attachment and click "send email"

I just can't get outside emails to send. I do not get any error messages in the web page. If I change the email1 and email2 in SQL Server Vendor table to an email address (mine) within the domain I get the emails. However when I change to a test hotmail, yahoo, or gmail accounts the emails never get there. I have absolutely no confidence that my programming is correct so before I go to the IT Manager again I really need to verify I am not missing something on my end. We did make a change on the exchange server to allow anonymous email from my webserver and still didn't work.

Here is my webconfig file:

[Code]....

Here is my code-behind:

[Code]....

Here is my aspx page:

[Code]....

I have been playing around with the programming for 2 days making 1 change at a time then testing to see if external email is sending. I'm going quite crazy at this point ...

I've put in breakpoints and debugged. Below is the output from the latest test. I have concerns about the clientDomain being "SQLSVR" which is my webserver name, our domain is "chuckanddons.com". As well as the line "Domain" that is blank " " under NetworkCredential. Also the line TargetName "SMTPSVC/exchangesvr"

[Code]....

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Web Forms :: Send Mail With Exchange Server?

Jan 14, 2010

i am building an intranet for the company and i when a ticket is raised i want to select a person and send them that ticket. I have the gridview in place and the users email address. All i need is some simplle send mail code in c# to get it going. I am not sure on what i have to do weather i have to authenticate it and if the fact that exchange is on a sbs 2008 server called server01 and the intranet is on server02 they are both on the same domain.

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Configuration :: Got An Error While Sending Mail From Server / Any Authentication Required To Send Mail From Server?

Apr 29, 2010

I got an error while sending mail from server, i am using this code:

public static void SendMail(string subject, string body, string from, string to)
{
try

[code]...

This code is working fine in my local system but when i upload it on server then it gives this error. From the last 1 year it was working fine but from last few days it gives me above said error, please suggest me is there any authentication required to send mail from server (my hosting plan is with 1and1.com)

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Web Forms :: Sending Mail After Uploading Into Server

May 14, 2012

Mail is not working in go daddy server and works fine in other server..

Error is showing like this : "* Could not send the e-mail - error: The transport failed to connect to the server"

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Web Forms :: Mail Sending Works In Local But Not On Server

May 7, 2015

URL....I used above code to send Confirmation-email but below error happen..The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.5.1 Authentication Required. Learn more at...An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. System.Net.Mail. Smtp Exception: The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.5.1 Authentication Required. Learn more atSource Error: 

Line 87: smtp.Credentials = NetworkCred;
Line 88: smtp.Port = 587;
Line 89: smtp.Send(mm);
Line 90: }
Line 91:

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Web Forms :: Getting Error After Sending E-Mail And A Page Can Have Only One Server Form Tag?

Oct 1, 2010

I have a function in my asp.net page and whenever it is called it is giving me an error

"A page can have only one server Form tag"It doesn't happen when the page is loaded.only after a button is clicked.

The code is:

void send(object sender, EventArgs e){

StringBuilder sb=new StringBuilder();

StringWriter sw= new StringWriter(sb);

[code]...

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Web Forms :: Error When Sending Email From Mail Server Other Than GMAIL

Apr 13, 2013

I have written the following code for sending mail.But i am getting error as failure sending mail.I can send mail when the network host is smtp.gmail.com.Heres the code

MailMessage mm = new MailMessage();
mm.From = new MailAddress(ConfigurationManager.AppSettings["Email"].ToString());
mm.To.Add(new MailAddress("gopikshnan@gmail.com"));
mm.Subject = Subject;
mm.Body = Body;

[code]....

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Web Forms :: Embed Image In Mail Body While Sending Mail In C#.net Uisng Exchange2007_SP1

Apr 9, 2010

I am uisng ExchangeVersion.Exchange2007_SP1 EWS to send mail through my c#.net application. I want to embed image in mail body so tht user can see body message along with image in its inbox mail .currently I am uisng image tag to show image but in the email body its just showing image url instead of image.

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Web Forms :: Sending Mail From Dynamic Addresses Via Google Smtp Server

May 12, 2010

I have developed a colleg web applicaition. I have used my gmail account as my smtp server to send back to the client passwords from "Password recovery" link. The problem is that , I am able to send messages only from my gmail account. I want to know whether I can send messages using different e-mail addresses of the clients retrieved from the database instead of sending the mail using my own.

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Web Forms :: System.Net.Mail.SmtpException: Failure Sending Mail

Sep 17, 2010

'System.Net.Mail.SmtpException: Failure sending mail. ---> System.IO.IOException: Unable to read data from the transport connection: net_io_connectionclosed. at System.Net.Mail.SmtpReplyReaderFactory.ProcessRead(Byte[] buffer, Int32 offset, Int32 read, Boolean readLine) at............................

getting the above error when sending mail from asp.net 2.0

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Sending Mail With Godaddy Server / The Transport Failed To Connect To The Server

Feb 15, 2011

i'm using asp.net 3.5 and my site is hosted on godaddy i have a contact us form on the site. and i have to send the contact queries on [URL] which is hosted on godaddy. whenever i try sending mails i get this error

The transport failed to connect to the server.

Description:

An unhandled exception occurred during the execution of the current web request. review the stack trace for more information about the error and where it originated in the code. Exception Details: System.Runtime.InteropServices.COMException: The transport failed to connect to the server.

Source Error:

[Code]....

Line 250: SmtpMail.SmtpServer = "smtpout.asia.secureserver.net";
Line 251: mailmsg.Priority = System.Web.Mail.MailPriority.Normal;
Line 252: SmtpMail.Send(mailmsg);
Line 253: }
Line 254: }

i tried changing smtp to relay-hosting.secureserver.net aswell. but it didn't work. i'm using this method of my classfile's sendmail class public void SendMessage(string From, string ToEmail, string subject,string body)

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Sending Mail By Downloading Attachment From Server?

Aug 4, 2010

I need to send mail by downloading some attachment from server and attach it with mail and send in asp.net.

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Sending Email Using MX Record (Receiver Mail Server)

Jul 26, 2010

Anyone know how to do this? Using my own mail server is easy, but in case there's something wrong with it or it ends up on some blacklist, I would like to use the receiver's mail server. There will only be one to: for each mail (it's a validation function to a sign-up).

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DataSource Controls :: Sending Auto Mail From MS SQL SERVER?

Feb 27, 2010

I need to send auto mails from MS SQL server,

WE hosted our site in shared Hosing account in Lunar pages. when I try to send mail from the MS SQL server. I am getting error like access denied. They not allow me to access the 'sys' database . i am unable to send the email from ms sql server.

Q1. Is any body sending mail from shared hosting server?

Q2. how can i send mails from this case? Is their any way to send Email from ms sql server with the minimum user privillege

My error details in server:

Msg 229, Level 14, State 5, Line number 1 EXECUTE permission denied on object 'sp_OACreate', database 'mssqlsystemresource', schema 'sys'.

Msg 229, Level 14, State 5, Line number 1 EXECUTE permission denied on object 'sp_OASetProperty', database 'mssqlsystemresource', schema 'sys'.

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Sending Mail Message To Multiple Addresses Using System.Net.Mail

Sep 15, 2010

VWD 2008 Express. Visual Basic. I use the following routine (XXXXX have replaced sensitive data) to try to send an email message to mutiple email addresses. It only sends to the first email address in the comma-delimited list. How can I send the message to multiple email addresses?

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WCF / ASMX :: Server Does Not Support Secure Connections Error Sending Mail?

May 12, 2010

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Configuration :: System.Net.Mail.SmtpClient Credentials Don't Work With Exchange 2010

Aug 29, 2010

I run a Exchange 2010 server and created an account for one of my websites to send e-mails.

The webserver's IP is even listed on the [Organization Configuration] -> [Hub Transport] -> [Global Settings] -> [Transport Settings] -> [Message Delivery] list.

The code sets a set of Network Credentials, but setting incorrect or correct settings, it doesn't matter; if I list external e-mail addresses, I get a "Mailbox unavailable. The server response was: 5.7.1 Unable to relay for <address>" message, 'local' addresses that are cc-ed, do get delivered...

When checking with telnet, I noticed that the only AUTH option was AUTH NTLM, but when checking the NetworkCredentails, it stated that NTLM should would.

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Mail Stopped Sending With System.net.mail?

Jun 16, 2010

I've built several websites on my local machine and have successfully tested sending mail from within the application, but suddenly the mail won't go anywhere! I have a try-catch routine, and I'm getting the message that the mail has been sent successfully but it's not going anywhere. This is the code that I've used in a test page - the html page has a button and a textbox and nothing else. I've imported the system.net.mail namespace.

[Code]....

I'm getting the 'Email Successfully Sent' Message but I'm not receiving the email. I don't think I've changed any settings to stop the emails from going.

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Web Forms :: Sending Mail With C#

Sep 15, 2010

i'm trying to send a mail with c#, but atm it isn't working out that well. When i try to run the code, i get an error that says: "5.5.1 Authentication Required."

Here's the code to send the mail:

[Code]....

i think i have all the required code to send the mail, it just won't work. i've tried with port 465 and 25, but without success. I've checked the username and password several times. i'm just out of ideas.

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Web Forms :: Sending URL From Mail Body

Dec 17, 2010

My application needs to send an email once the user has been registered. It should be able to send the new credentials, and a URL from the mail body. Every thing is working fine but I have few specifications that I am not able to reach.

1. I have multiple lines and I am not able to send a new line character from the mail body.
2. I should send them the link of my application which should be done using javascript (i guess) and i can not do it as well.

System.Net.Mail.
MailMessage mail =
new System.Net.Mail.MailMessage();
mail.Body =................

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Web Forms :: Sending E-mail With Attachments?

Mar 4, 2010

I have 70 columns on my webform,want same convert as attachement and send as email by just clicking the button

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Web Forms :: Sending Mail On Time?

Aug 2, 2010

I'm currently trying to make an automatic e-mail sending web-site.

In database i keep mails and times , like ;

MAIL TIME
example@hotmail.com , 09:00 AM
example2@gmail.com , 10:00 AM

so , server shall always check datatable , if it current time is the sent time , server shall sent mail.

I've a function for sending mail, but i don't know how can i check if its sending time or not.

It shall be check every second on server , and shall be sent if it's time.

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Web Forms :: Writing Codes For Mail Sending

Jan 22, 2010

i wrote code for mail sending, iam images in that mail also in that body i gave <img src="[URL]/Admin/imagesfolder/webdesign.gif"> bu it took <img src="[URL] now what can i do if giving some other website URL's it tooks prefectly.

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Web Forms :: Mail Sending Configuration Is Invalid?

Feb 12, 2011

actually my code is working properly till lastmail sending and now i got a problem :-" sending confriguration is invalid "

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