unable to connect to smtp server

System.Data.SqlClient;private string ConnectionString = "User Id=sa;password=1234234;server=11111;database=m23";Private SqlConnection con = null; SqlConnection conn = new SqlConnection (ConnectionString);SqlCommand SCD = new SqlCommand ("SELECT * FROM 333", conn);Sda. SelectCommand = SCD;Sda. Fill (DT); ConnectString is the string that connects the database you know it. 111 is the service name database is a data baseHere is the implementation

Due to the company's needs, the current station needs to be adjusted. In the past, the test server was connected because it was in one network segment. Now I have changed the station so that I cannot connect to the test server on another network segment, is there any way to access the test without a network segment... due to the company's needs, the current stati

Configure Oracle Gateway 12 to connect to SQL Server 2014 In recent work, we need to connect to SQL Server 2014 based on Oracle. We can configure Gateway to implement this function. This Gateway is actually implemented through dblink. That is, the SQL Server is simulated int

Due to the recent long hours of overtime, prepared documents are not timely issued, but also hope forgive me! Recently I will personally before the server, Dell workstations and other devices, the new into hyperspace oxygen workstation for daily testing, after installing the Windows Server 2012R2 operating system found whether I use a USB external wireless card or PCI-E wireless card, There is always no WiF

Because it is safe to not let the online server be scanned out of the listening port, it is recommended to use the public key to connect the server on the Internet, to make our server more secure, the following steps: Use SECURECRT to create the public key, which is the client's private key, such as:650) this.

[Email protected] bin]#./mysql-pEnter Password:ERROR 2002 (HY000): Can ' t connect to local MySQL server through socket '/tmp/mysql.sock ' (2)[Email protected] bin]#My MySQL normally starts, but I want to go into the Mysql> interface and run the./mysql-p prompt for the above error.Ask Master This is what reason, how should solve????Thank you!!!!Best Answer (respondents: ribut9225)Start MySQL Error:ERROR 200

In an enterprise, there are many people who use the same Exchange mailbox, who configure Outlook clients on their machines to connect to Exchange 2010 using the MAPI protocol. The default Outlook MAPI way to connect to an Exchange server, the maximum number of sessions is 16, more than 16 users at the same time using an Exchange mailbox account to

Problem Description:From a Linux remote connection on another Linux MySQL, error 2003 (HY000): Can ' t connect to MySQL server on ' IP ' (111) errors. [[email protected] ~]$ mysql-hxxx.xxx.xxx.85-uroot-penter password:123456 ERROR 2003 (HY000): Can ' t connect to MySQL Server on ' xxx.xxx.xxx.85 ' (111)Problem Analysis

Label:Installed a navicat, and then to connect to the MySQL server, has not been connected, the first thought is a firewall problem, and then the firewall is closed,Iptable service shut down, or not, online check the following: Mainly because the set up the bind_address=127.0.0.1 Original quote: Problem Description:From a Linux remote connection on another Linux MySQL, error 2003 (HY000): Can ' t

never touched, this time I learned that windows's network programming interface is winsock. The reason why this command is useful is that my computer is not connected to the Internet through the above analysis and tests, it has nothing to do with the network, vro, DNS server, network settings on the computer, and system, therefore, I guess that some of the previously installed malware changed the parameters so that I could not

Q. How can I restrict access to my SQL Server so is it only allows certain machines to connect? (v1.0 19.10.1998) How can I restrict my SQL Server to only the specified machine connection A. SQL Server has no built-in tools/facilities to does this. It also does not having the facility to run a stored-procedure on conne

After the Server R2 is configured in turn, the reboot discovery is always Remote Desktop and not connected at all. The specific phenomenon is as follows: Occasionally, you can connect to the server through a desktop remote connection. Think it is a firewall problem, various settings-even shut down, still can't connect