Tag Archives: Huawei WDM

Technical Case: Optical Network

Abstract: This case is face to the emergency situation of Optical Network include Huawei WDM ,NG-SDH, networks and T2000 Double system structure, provides emergency measures for accidents such as running abnormally in T2000, NG-SDH and WDM to guide the maintenance engineers to restore system as soon as possible.. 1 OBJECTIVE Optical network emergency solution is… Read More »

Notice of Flash Memory Failure in WDM Products

Summary: Because of defective incoming materials, the Spansion Flash memory units provided in a specific lot cannot erase Flash memory data. Huawei  transmission boards equipped with these Flash memory units occasionally encounter a software uploading failure, patch upgrade failure, or log recording failure; or the boards sometimes reset unexpectedly or fail to boot from a… Read More »