Testing method and testing system for virtual leased line circuit
A technology of virtual leased line and test method, which is applied in the field of communication, and can solve problems such as difficulty in maintaining and testing VLL circuits in heterogeneous media
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[0042] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
[0043] The VLL circuit in the embodiment of the present invention is located between a first edge router (Provider Edge, PE for short) and a second PE. Wherein, both the first PE and the second PE are provided with a basic data service interface and an Ethernet interface, wherein the basic data service interface includes but not limited to an ATM interface or a frame relay interface. The interface of the VLL circuit on the first PE is a basic data service interface...
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