QmailAfter a while, I feel pretty good. Due to the installation and configuration troubles, you can use the log system to determine whether the system and qmail are normal and solve the problem.
The previous articles introduced the installation of qmail on a unix system. After all the configuration work is completed, you may think the work is coming to an end. Unfortunately, work is just getting started. Co
1. Use the mail () function
There is nothing to mention, that is, sending via the system's built-in smtp system, generally using sendmail. This depends on different systems. User reference manual.
2. MPS queue format
The test was successful yesterday and the local qmail was used to send emails.
Copy codeThe Code is as follows:/* Function for sending emails using qmail */Function send_check_mail ($ email, $
Distributed adaptive Multi-User, high-capacity mail system, easy to expand, provide the redundancy of mail service features.
Two. Configuration environment my test environment using three PC Server, are used Redhat 6.2,openldap2.0.7 and qmail-1.03 and Qmail-ldap, respectively, run the SMTP/POP3 service, the specific configuration as follows.
192.168.0.19 omni1.i100.com.cn main smtp/pop3 server,dns MX reco
Qmail has a configuration file named rcpthosts (the file name originates from the rcpthosts command), which determines whether to accept an email. This email is accepted only when the domain name of the recipient address in the rcpthosts command exists in the rcpthosts file. Otherwise, the email is rejected. If the file does not exist, all emails will be accepted. Qmail has a configuration file named rcptho
Previously, I have set up the Qmail + MySQL + Vpopmail + ClamAV server platform. Only attachments in rar format cannot be scanned.
With the help of Cu altar friends, we found a solution.
Next, I will repeat the posts of my friends. For your reference
1. Modify TCP. SMTP127.: Allow, relayclient = "", rblsmtpd = "", qmailqueue = "/var/Qmail/bin/qmail-scanner-
Qmail has a configuration file named rcpthosts (the file name is derived from the rcpt to Command), which determines whether TO accept an email. This email is accepted only when the Domain Name of the recipient address in an rcpt to command exists in the rcpthosts file. Otherwise, the email is rejected. If the file does not exist, all emails will be accepted. When a mail server forwards all emails (relay) regardless of the recipient and recipient, the
Qmail has a configuration file named rcpthosts (the file name is derived from the rcpt to Command), which determines whether TO accept an email. This email is accepted only when the Domain Name of the recipient address in an rcpt to command exists in the rcpthosts file. Otherwise, the email is rejected. If the file does not exist, all emails will be accepted. When a mail server forwards all emails (relay) regardless of the recipient and recipient, the
Today, we found that the Qmail mail system's maillog contains a large amount of "user not found" information, which is not difficult to find through the following logs, it is the information that fails to authenticate the Qmail email system for many different users from the same IP address. Hackers try to crack the user name and password of the Qmail system in th
Software Environment: redhat6.2 Qmail1.3
Hardware environment: HP Netserver E60 128M Internal deposit card
1. What is mail relay and why should it be prevented from being abused?
Once a qmail server is set up, the server will have one or more domain names (which should appear in local or viritualdomains files), and QMAIL-SMTPD will listen for Port 25th and wait for a remote request to send mail. Other mail
This method only applies to the User IP address fixed situation, such as a unit has its own C-class address, and has its own local area network, the mail server is only provided to the LAN users to send and receive e-mail.
The easiest way to set your own server to be a non-open relay is to include all the domain names of your mail server (if the MX record of DNS is pointing to the machine). For example, your machine has three domain name mail.linxuaid.com.cn, mail1.linuxaid.com.cn, and linuxaid
Relay means that the server accepts the client's SMTP request and forwards the messages sent by the client to a third party. QMail control relay is very simple, as long as the client access to the SMTP process environment variable contains (relayclient= "") to allow relay, or reject. The implementation method is to set the IP relay (relayclient= "") that needs to be in the/ETC/TCP.SMTP, and then generate the rule table with Tcprules. Because this arti
In the past, the mail function or php Tutorial ermail was used to send emails. Today, we can see that this qmail is used to send emails. the method is very simple. it is a good tool functionsend_check_m.
In the past, I used the mail function or php Tutorial ermail to send emails. today I am reading this qmail for sending emails, which is a very simple method and is a good tool.
Function send_check_mail
1. Use the Mail () function
Nothing to say, is to use the system's own SMTP system to send, is generally used sendmail to hair. This varies according to each system. Use the reference manual.
2. Use the form of piping
The test was successful yesterday, using a local qmail to send mail.
Copy Code code as follows:
/* Use qmail to send mail function * *
function Send_check_mail ($email, $subje
The QMail mail system reports the following error when sending mail to a large site with multiple MX: Delivery 55371:deferral:cname_lookup_failed_temporarily._ (#4.4.3)/, On the official website of QMail, we learned that installing DJBDNS can speed up DNS resolution and increase the speed and efficiency of qmail mail delivery, and the following is the detailed pr
Web #crontab-E (Edit cron file, as below)
* * * * */HOME/VPOPMAIL/BIN/CLEAROPENSMTP 2>1 >/dev/null
#cd/home/vpopmail/bin
#./vadddomain mydomain.com MyDomain
Add mydomain.com to/var/qmail/control/rcpthosts.
6. Stop SendMail Service
#killall-9 SendMail (Linux)
Then replace the original sendmail with the QMail sendmail Libraby
#mv/usr/lib/sendmail/usr/lib/sendmail.old
#mv/usr/sbin/sendmail/usr/sbin
-> host = "mail.yourdomain.com"; // remote SMTP Server$ Mail-> username = "yourname@yourdomain.com"; // user name on the remote SMTP Server$ Mail-> Password = "yourpassword"; // the password of the user on your remote SMTP Server
// $ Mail-> issendmail (); // tell this class to use the Sendmail component. If no Sendmail component is set up, comment out this component; otherwise
"Cocould not execute:/var/Qmail/bin/sendmail"Error prompt
$ Mail-> addr
inCDBFormat
User data-baseFastforwardCompatible or to be constructed on-the-flyQmail-recipients
Controlling:
Limitation for the number of "rcpt to:'s" per SMTP session
Split horizon evaluationBadheloAndBadmailfromFilters (depending on $ relayclient)
Tarpitting patches that limit the number of mails sent by Local Authenticated Users at a time
Reverse split horizon Mechanic:Anti-spoofing for "mail from:" addresses for $ relayclients (in particle if SMTP authenticated)Very us
Qmail web page problems! -- Linux Enterprise Application-Linux server application information. For details, refer to the following section. My qmail can be used normally, but I want to change the web login page. There are two questions: 1. The Western European font is displayed on the home page. How can I change it to simplified Chinese? My page is made into a website in the wendows system to display Simpli
Long time no use of qmail, recently installed a QMail mail server, in a patch,make setup check after an error, compilation does not pass! The prompts are as follows:
Overmaildirquota.c:32:warning:data definition has no type or storage class
Overmaildirquota.c:33:error:parse error before '} ' token
Overmaildirquota.c:36:error:redefinition of ' Ret_value '
Overmaildirquota.c:32:error: ' Ret_value ' previou
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