what's the config of mail server

Hi,

Please tell me how can I config the mail server in Linux 7.1.

We have 2 server, one is web server and the other is mail server. we can connet each other. but the mail server cannot send and receive mail from other ports such as yahoo & hotmail.

　　　　　　

这样的问题三天三夜在这也说不清啊。建议去：http://www.linuxaid.com.cn找找　　　　　　

配置一下你的sendmail。