mail.deployed

Specifies whether Messenger Express is deployed. The parameter is set when you run the configuration wizard. The attribute is set to “true” if Messenger Express is deployed. 

webmail.host

Specifies the host name of the machine on which Messenger Express is deployed. The host name of Messenger Express should correspond to the machine name on which Web Server is deployed. 

webmail.port 

Specifies the port number Messenger Express HTTP Server listens to.