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我正在我的邮件服务器上安装 sendmail/dovecot。

我编辑了文件 /etc/mail/sendmail.mc

并添加以下行以确保在发送邮件时使用域名

#add for domain email  by deo malamo
define(`confDOMAIN_NAME', `desaonline.co.tz')dnl
FEATURE(`relay_entire_domain')dnl
#end add domail based email by deo malamo

我从 Let's Encrypt 安装并使用了 tls/ssl

#add for Let's Encrypt ssl by deo malamo
define(`confAUTH_OPTIONS', `A p')dnl
TRUST_AUTH_MECH(`EXTERNAL DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl
define(`confAUTH_MECHANISMS', `EXTERNAL GSSAPI DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl
define(`CERT_DIR', `/etc/letsencrypt/live/mail.desaonline.co.tz/')dnl
define(`confCACERT', `CERT_DIR/chain.pem')dnl
define(`confCACERT_PATH',`/etc/ssl/certs/')dnl
define(`confCLIENT_CERT', `CERT_DIR/cert.pem')dnl
define(`confCLIENT_KEY', `CERT_DIR/privkey.pem')dnl
define(`confSERVER_CERT', `CERT_DIR/cert.pem')dnl
define(`confSERVER_KEY', `CERT_DIR/privkey.pem')dnl
FEATURE(`no_default_msa')dnl
DAEMON_OPTIONS(`Port=smtps, Name=TLSMTA, M=s')dnl
#DAEMON_OPTIONS(`Port=smtp, Name=MTA')dnl
#DAEMON_OPTIONS(`Port=submission, Name=MSA, M=Ea')dnl
#end add Let's Encrypt ssl by dmalamo 

我的问题是端口 25,465 和 587 即将启动,然后由于端口已在使用中而关闭,有人可以帮我解决这个问题吗?

当我保存配置(/etc/mail/sendmail.mc)并重新启动 sendmail 时,似乎使用了端口 465 并关闭了整个传出端口 25,465 和 587。

日志文件具有以下条目

daemon TLSMTA: problem creating SMTP socket
Feb  9 13:26:43 mail sm-mta[20646]: NOQUEUE: SYSERR(root): opendaemonsocket: daemon TLSMTA: cannot bind: Address already in use


NOQUEUE: SYSERR(root): opendaemonsocket: daemon TLSMTA: cannot bind: Address already in use
daemon TLSMTA: problem creating SMTP socket
NOQUEUE: SYSERR(root): opendaemonsocket: daemon TLSMTA: server SMTP socket wedged: exiting

我的问题是端口 25,465 和 587 即将启动,然后由于端口已在使用中而关闭,有人可以帮我解决这个问题吗?

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