配置sendmail服务器,确保邮件发送成功,需要编辑主配置文件/etc/mail/sendmail.mc,然后运行m4命令生成新的配置文件。
如何配置Sendmail服务器,确保邮件发送成功
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1、安装Sendmail服务器软件
- 在Linux系统中,使用以下命令安装Sendmail服务器软件:
```
sudo apt-get update
sudo apt-get install sendmail
```
2、配置Sendmail服务器
- 编辑Sendmail配置文件/etc/mail/sendmail.mc
:
```
sudo nano /etc/mail/sendmail.mc
```
- 在文件中找到以下行并进行相应的修改:
```
dnl # Uncomment the next line to generate "delayed mail" warnings
define(confCON_EXPENSIVE',
True')
dnl # Set default value for max message size (in bytes)
define(SMTP_MAILER_QUOTA',
5000000')
dnl # Set default value for max number of messages per connection
define(confMAX_DAEMON_CHILDREN',
16')
dnl # Set default value for max number of connections per IP address
define(confMAX_RCPTS_PER_MESSAGE',
100')
dnl # Set default value for max number of recipients per message
define(confMAX_RCPTS',
100')
dnl # Set default value for max number of recipients in a To: header field
define(confTO_LINES',
50')
dnl # Set default value for max number of recipients in a Cc: header field
define(confCC_LINES',
50')
dnl # Set default value for max number of recipients in a Bcc: header field
define(confBCC_LINES',
50')
dnl # Set default value for max number of recipients in a Reply-To: header field
define(confREPLYTO_LINES',
50')
dnl # Set default value for max number of recipients in a Subject: header field
define(`confSUBJECT_PREFIX', '[<>] ')
dnl # Set default value for max number of recipients in a Message-Id: header field
define(`confMESSAGE_ID_PREFIX', '<>')
dnl # Set default value for max number of recipients in an In-Reply-To: header field
define(`confINREPLYTO_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-Confirm-Reading-To: header field
define(`confXCONFIRMREADINGTO_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-Mailer: header field
define(`confXMAILER_PREFIX', 'Sendmail')
dnl # Set default value for max number of recipients in an X-Originating-IP: header field
define(`confXORIGINATINGIP_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-Spam-Flag: header field
define(`confXSPAMFLAG_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-AntiAbuse: header field
define(`confXANTIABUSE_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-AntiAbuse: header field
define(`confXCLIENTRANDOM_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-Loop: header field
define(`confXLOOP_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-Received: header field
define(`confXRECEIVED_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-Sender: header field
define(`confXSENDER_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-Authentication-Warning: header field
define(`confXAUTHENTICATION_WARNING_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-Remote-IP: header field
define(`confXREMOTEIP_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-Remote-Host: header field
define(`confXREMOTEHOST_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-Forwarded-For: header field
define(`confXFORWARDEDFOR_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-Route: header field
define(`confXROUTE_PREFIX', '<>')
dnl # Set default value for max number of recipients in an X-Received: header field with count information (used by spam filters)
define(`confXSHORTMSGID_PREFIX', '
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