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Figure 169 Protocol stack
A brief description of each layer is provided in the following
table.
Table 1
Protocol layer summary
Layer Description
CPE/ACS
Application The application uses the CPE WAN Management
Protocol on the CPE and ACS, respectively. The
application is locally defined and not specified as part
of the CPE WAN Management Protocol.
RPC
Methods The specific RPC methods that are defined by the
CPE WAN Management Protocol.
SOAP A standard XML-based syntax used here to encode
remote procedure calls. Specifically SOAP 1.1.
HTTP HTTP 1.1.
SSL/TLS The standard Internet transport layer security
protocols. Specifically, either SSL 3.0 (Secure
Socket Layer). Use of SSL/TLS is recommended but
is not required.
TCP/IP Standard TCP/IP.
4.9.3.2 TR-069 Client
The CPE WAN management protocol is proposed as the
protocol to be used on the ACS-Southbound Interface between
auto-configuration servers (ACS), this protocol may be used to
manage other types of CPE as well, including stand-alone