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On April 30, the repair of the deteriorated chemical fiber core of the Beijing-Tianjin-Ningjing-Shanghai optical cable was completed, and the first-class trunk optical cable in the Zaozhuang jurisdiction was safe and smooth
.
Recently, Zaozhuang Unicom repaired the deteriorated chemical fiber core of the Beijing-Tianjin-Ningjing-Shanghai optical cable, and carried out longitudinal section and cut-off
of the optical cable.
At 16:20 on April 12, Shandong Unicom Optical Cable Monitoring Center notified that the 1# and 2# fiber cores of the Beijing-Shanghai SDH2.
5D-2 system carried by the Beijing-Tianjin-Ningjing-Shanghai optical cable in Zaozhuang had deteriorated and had been automatically switched to the spare fiber
core of the Beijing-Shanghai optical cable through the OLP system.
Zaozhuang Unicom immediately organized the personnel of the line maintenance center to conduct an investigation, and found that there was no external construction near the route in the fiber disconnection area, which was suspected to be the natural deterioration of the fiber core
.
After testing, the deterioration point was located 13.
745 kilometers away from the Xuecheng computer room in the Tengzhou-Xuecheng relay section, and the optical fiber breakpoint was preliminarily determined to be 102 meters
south of the 14# connector (407# marker) according to the maintenance data.
According to the on-site situation, Zaozhuang branch immediately formulated a repair plan and applied for repair
.
According to the approval of Unicom Group Company, on April 29, the maintenance personnel of Zaozhuang Unicom Line excavated the deterioration site, and in the early morning of April 30, the main use of the Beijing-Shanghai SDH2.
5G-2 system was restored
after confirmation by the Ernu computer room of the provincial company.
After nearly 20 hours of continuous struggle, the fiber core repair of
the first-class trunk line optical cable in Beijing-Tianjin-Ningjing-Shanghai was successfully completed.
On April 30, the repair of the deteriorated chemical fiber core of the Beijing-Tianjin-Ningjing-Shanghai optical cable was completed, and the first-class trunk optical cable in the Zaozhuang jurisdiction was safe and smooth
.
Recently, Zaozhuang Unicom repaired the deteriorated chemical fiber core of the Beijing-Tianjin-Ningjing-Shanghai optical cable, and carried out longitudinal section and cut-off
of the optical cable.
At 16:20 on April 12, Shandong Unicom Optical Cable Monitoring Center notified that the 1# and 2# fiber cores of the Beijing-Shanghai SDH2.
5D-2 system carried by the Beijing-Tianjin-Ningjing-Shanghai optical cable in Zaozhuang had deteriorated and had been automatically switched to the spare fiber
core of the Beijing-Shanghai optical cable through the OLP system.
Zaozhuang Unicom immediately organized the personnel of the line maintenance center to conduct an investigation, and found that there was no external construction near the route in the fiber disconnection area, which was suspected to be the natural deterioration of the fiber core
.
After testing, the deterioration point was located 13.
745 kilometers away from the Xuecheng computer room in the Tengzhou-Xuecheng relay section, and the optical fiber breakpoint was preliminarily determined to be 102 meters
south of the 14# connector (407# marker) according to the maintenance data.
According to the on-site situation, Zaozhuang branch immediately formulated a repair plan and applied for repair
.
According to the approval of Unicom Group Company, on April 29, the maintenance personnel of Zaozhuang Unicom Line excavated the deterioration site, and in the early morning of April 30, the main use of the Beijing-Shanghai SDH2.
5G-2 system was restored
after confirmation by the Ernu computer room of the provincial company.
After nearly 20 hours of continuous struggle, the fiber core repair of
the first-class trunk line optical cable in Beijing-Tianjin-Ningjing-Shanghai was successfully completed.
