In the PPP protocol, if the protocol field is set to 8021, which protocol does it indicate?
Answer : B
(multiple) What are the correct business specifications for GPON products?
Answer : A, C
(single) Which layer of the OSI model does the router mainly work on?
Answer : C
(single) Which of the following does not belong to the ONT product?
Answer : A
In the GPON system, which parameter must be bound to the DBA template to take effect?
Answer : A
(single) Is the following description correct? ADSL G.992.1, the G.dmt standard, is a technical specification that does not require a signal splitter.
Answer : B
The traffic table of the OLT can not only set traffic speed limit parameters, but also set priority strategies.
Answer : A