Sometimes, you may need to use an MTA which is not supported by standard PPA node roles or to attach an already existing mail server to PPA. In both cases you should use the external mail server role for the attached node.
Note that you can attach both Linux and Windows mail servers.
PPA communicates with such nodes by means of special APS applications (so-called connectors). These apps enable PPA to remotely control services on the nodes.
Before adding an external mail server to PPA, you should develop the required APS connector or obtain it from third-party developers. Learn how to create your own APS connector in Operations Guide, Appendix B. Creating an APS Connector for External Mail Servers.
To register an external mail server node in PA:
/usr/local/ppa/bin/apsmail --import MyAPSMail-0.1.zip --name <MailServerName>
MailServerName> is the name you want to set for the external mail server in PPA.
<MailServerName>to the node. This should be done in Infrastructure > Service Nodes > select the node > General > Attributes.
To provide mail service using the external mail server:
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