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Editor to share with you how to use the Linux command sendmail, I believe most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to know it!

The Linux common command sendmail is a mail sending agent in postfix, which is responsible for sending mail to a remote server and can receive mail. When sendmail sends an email, it defaults to reading from the tile input to "." To the end.

Syntax sendmail [option...] [recipient...]

Option parameter list option description-bd enters deamon mode-bi initializes alias database-bm reads messages from standard input-bp lists mailing lists-bs independent smtp mode, reads from standard input, outputs to standard output-location of Cmain.cf-F specifies the full name of the sender-f specifies the sender-I ignores lines with only a single point-Q processes messages in the queue 3, instances at given intervals

1) send an email to SB.

[root@localhost ~] # * * sendmail david / / * * ``* * send email to * *`` * * david** ``* *. The default sender is * * ```root** ``123.`.``[ root@localhost ~] # * * tail / var/spool/mail/david / / *`` * * View the * * ``* david** ``* * mailbox Received email * * ````Delivered-To: david@ David cn``received: by mailsrv.david.cn (Postfix, from userid 0) ``id 5B3A7143211 Fri, 5 Oct 2018 21:33:34 + 0800 (CST) ``Message-Id: ``Date: Fri, 5 Oct 2018 21:33:29 + 0800 (CST) ``From: root@david.cn (wejie) ``To: undisclosed-recipients:; ````123. Show details

2) specify the sender

[root@localhost ~] # * * sendmail-f weijie david / / weijie** ``* * send email to * *`` * * david** ````hehe`.``you have new mail in / var/spool/mail/ root`` [root@localhost ~] # * * tail / var/spool/mail/david / / * * ``* * View * *`` * * david** ``* * mailbox The sender is Wei Jie * * `Delivered-To: david@ david.cn`received: by mailsrv.david.cn (Postfix, from userid 0) ``id 3544314308F Fri, 5 Oct 2018 21:37:11 + 0800 (CST) ``Message-Id: ``Date: Fri, 5 Oct 2018 21:37:07 + 0800 (CST) ``From: weijie@david.cn (wejie) ``To: undisclosed-recipients:; `hehe`` display details

3) check what fields are in the table

[root@localhost ~] # * * mysqlshow-u root-p test wj / / * * ``* * displays the information of the table * *`` * * wj** ``* * in the database * *`` * * wj** ``* ``Enter password: ``Database: test Table: Wj`` + -- +-- + ``| Field | Type | Collation | Null | Key | Default | Extra | Privileges | Comment |`` +- -+-- + ``| id | int (11) | | NO | select Insert,update,references | | ``| name | text | latin1_swedish_ci | NO | select,insert,update References | | above ``+-+-- +-+ It's all the content of the article "how to use Linux commands sendmail". Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!

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