Get current status of system.
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The version information of PortSIP PBX.
The news information of PortSIP PBX.
The license key of PortSIP PBX.
The license type of product.
The maintenance expiry time.
The number of authorized concurrent calls purchased by the user.
The maximum number of authorized users purchased by the system admin.
The number of current users of the system.
The number of current online users of the system.
The number of current tenants of the system.
The number of current dealers of the system.
The current number of calls.
The current number of trunks.
The current number of conference servers.
The current number of media servers.
The current number of call queue servers.
The current number of ivr servers.