Sunday, June 10, 2012

Home Device (CPE) Management using TR-069

Do you have WIFI Router / DSL Modem / Access Point for accessing internet or IPTV at home? i believe many of us, if we are DSL customer, have it at home.

How if you forget wifi password? what if you don't know how to configure the router after loss configuration or reset? i believe, if we don't have backup, we will contact our operator / service provider to solve it.

The question is how operator solve it without sending technician to customer site. That means how will  operator be able to response remotely customer enquiries / complaints such as providing wifi password, push configuration, etc.. ? 

In order for cpe to be manageable remotely, DSL forum has defined application layer protocol for remote management of end-user device. It known as TR-069. 

TR-069 (Technical Report 069) is a DSL Forum (which was later renamed as Broadband Forum) technical specification entitled CPE WAN Management Protocol (CWMP). It defines an application layer protocol for remote management of end-user devices. As a bidirectional SOAP/HTTP-based protocol, it provides the communication between customer-premises equipment (CPE) and Auto Configuration Servers (ACS) [wikipedia].

For more details: http://en.wikipedia.org/wiki/TR-069

Shortly, in order to manage cpe remotely, CPE has to be pre-configured its CWMP with ACS URL. Typically there is engagement between operator and cpe manufacture to set cpe with ACS URL as default / factory configuration.

Once cpe pre-configured and connected to DSL line then cpe will be registered and activated in operator OSS system for cpe-management. At this stage, remote control / management can be done such as reboot, reset, push configuration, firmware upgrade, etc.

Samples below are screenshots of my modem seen in CPE-Management tool;

My modem detail display:

My wifi SSID can be seen remotely:

Some functions can be applied to cpe remotely:





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