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use of commonly used mailboxes (126, 163, QQ, Google, etc.): Enter mail, select the appropriate type of mailbox, as prompted to enter the relevant user name, password can be.Mailbox/Other mail accounts for specific domain names:Enter mail, choose

This to say with WindowsServer2003 build mail server, in fact, nothing to prepare, Microsoft has helped us to do all the preparation, as long as the mouse, you can complete all the necessary operation. What, listen to the heartbeat? Then follow

There are many kinds of mail servers, first we understand the protocol used in the mail transfer process. SMTP The SMTP (simple Mail Transfer Protocol) is simply a transport protocol, which is a set of rules for sending messages from source to

Get random string /* Function: Get random string Parameters: 1, (int) $length = #随机字符长度, default is 32 2, (int) $mode = 0 #随机字符类型, 0 for the case of English and numerals, 1 for numbers, 2 for lowercase, 3 for

Talk about sockets, TCP/IP, HTTP, FTP, and network programming SubmitMy message Load inhave left a message 1 What's all this?Since it is a network transmission, involving the interaction between several systems, the first

1, WireSharkWireshark is an open source free high Performance network protocol analysis software, its predecessor is very well-known network analysis software Ethereal. You can use it to solve network problems, network protocol analysis, and as a

1 What's all this? Since it is a network transmission, involving several systems, the first thing to consider is how to accurately navigate to one or several hosts on the network, and the other is how to reliably and efficiently of data transfer.

Microsoft introduced the Autodiscover Autodiscover service in Exchange 2007 with the intent to simplify the process of configuring Outlook and Exchange ActiveSync for users. Outlook profiles can be configured manually, but from Autodiscover

Install iptables Firewall If you do not install iptables you need to install first, CentOS execution: Yum Install Iptables Debian/ubuntu Execution: Apt-get Install Iptables On the VPS on the week nine Iptables set to: *nat:P rerouting ACCEPT [7

Nginx is not only an excellent WEB server, but also can be configured as a powerful Load balancer according to the anti-proxy of nginx. this section describes how to configure nginx as a server Load balancer and configure highly available clusters