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sendmail [2010/03/24 23:07] k2patel created |
sendmail [2011/11/28 18:32] k2patel [Rebuild aliases] |
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====== Sendmail ====== | ====== Sendmail ====== | ||
+ | |||
+ | ==== How to create .cf file from .mc ==== | ||
+ | It is always best practice to build .cf file from .mc | ||
+ | <code bash> | ||
+ | m4 sendmail.mc > /etc/sendmail.cf | ||
+ | </code> | ||
+ | |||
+ | ==== Rebuild aliases ==== | ||
+ | when you modify /etc/mail/aliases.\\ | ||
+ | Possibly you see following message. \\ | ||
+ | //**alias database /etc/mail/aliases.db out of date**// \\ | ||
+ | |||
+ | Simply run following and will fix it. | ||
+ | |||
+ | <code bash> | ||
+ | newaliases | ||
+ | </code> | ||
+ | OR\\ | ||
+ | run 'make' in /etc/mail to update all databases\\ | ||
+ | OR | ||
+ | <code bash> | ||
+ | sendmail -bi | ||
+ | </code> | ||
+ | |||
+ | ==== Error Code 126 ==== | ||
+ | Following messages you see in log and mail. | ||
+ | * DSN: unknown mailer error 126 | ||
+ | * stat=unknown mailer error 126 | ||
+ | * runscript.sh: Permission denied | ||
+ | * 554 5.3.0 unknown mailer error 126 | ||
+ | |||
+ | It is because script you call to catch email OR execute when received has permission issue. \\ | ||
+ | Simply set permission on that script to "Sendmail Default User" could be 'daemon' or 'mailnull'. \\ | ||
+ | the names i have used those are i came across till now. so chances are there you see something diff. \\ | ||
+ | |||
+ | Whole path need to be executable by that user. | ||
==== How to change outbound IP ==== | ==== How to change outbound IP ==== |