SDH (Synchronous Digital Hierarchy) based wide-area peer-to-peer communication system and method
A technology of peer-to-peer communication and SDH equipment, which is applied in the field of wide-area communication, and can solve problems such as unfavorable maintenance, chaotic network architecture, and restrictions on power system business expansion
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[0017] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below according to the drawings and embodiments. It should be understood that the specific implementations described here are only used to explain the present invention, not to limit the present invention.
[0018] Such as figure 1 As shown, an SDH-based wide-area peer-to-peer communication system includes SDH equipment 100 and area protection and control equipment 200, wherein the SDH equipment 100 has a built-in EOS board, and the EOS board has an FE interface. The area protection and control device 200 is connected to the EOS board through the FE interface;
[0019] The area protection and control device 200 sends a multicast message to the EOS board through the FE interface, and the EOS board receives the multicast message, identifies the VLAN tag carried by the multicast message, and traverses the Self-VLAN con...
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