Distributed QMail Mail Systems (1)

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 record, mail storage host, QMQP server
192.168.0.5 cocoon.i100.com.cn LDAP server, mail storage host
192.168.0.2 gw2.i100.com.cn Mail Storage host, QMQP server, and secondary SMTP/POP3 server
In the 192.168.0.19/data/vuser/directory, store Johnny messages.
In the 192.168.0.5/data/vuser/directory, store Jacky messages.
In the 192.168.0.2/var/qmail/vuser/directory, the message for Denny is stored.

In practice, the above configuration can be configured as mail storage and LDAP and SMTP server is located on different machines.

Three. Software ucspi-tcp-0.84.tar.gz

When compiling the qmail, remember to compile the support for cluster. Edit the Makefile to reflect your setup. Can change the following values:qldap-cluster

Compiles the clustering code in. Note:this doesn ' t mean clustering is on, it just means to _can_ on turn. The default qmail is to support the cluster structure.