Input parameter. Points to a null-terminated string (with a maximum length of 256 characters) that contains the name of the server where the site proxy address is installed.
lpszSiteDN
Input parameter. Points to a null-terminated string (with a maximum length of 256 characters) that contains the distinguished name (DN) of the site where the site proxy address is installed.
lpszProxy
Input parameter. Points to a null-terminated string (with a maximum length of 256 characters) that contains the site proxy address to install.
The Gateway-Proxy attribute is a multi-valued attribute. The site proxy address is used by the proxy generation DLL for a given address type to create a new email address of that type.