题目内容
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Which of the following are basic flow for single point commissioning of PTN 6000 seri
A./ n1.Power on the device and check whether each part of the device is running normally/ n2. Check whether each Ethernet port is normal by loopback network cable connectors; check whether E1 port is normal by loopback 2M coaxial cable/ n3. Check whether versions are engineering versions/ n4. Check whether output optical power meets optical module index
B./ n1.Power on the device and check whether each part of the device is running normally/ n2.Check whether versions are engineering versions / n3.Check whether each Ethernet port is normal by loopback network cable connectors; check whether E1 port is normal by loopback 2M coaxial cable/ n4.Check whether output optical power meets
C./ n1.Power on the device and check whether each part of the device is running normally/ n2.Check whether versions are engineering versions / n3.Check whether output optical power meets optical module index/ n4.Check whether each Ethernet port is normal by loopback network cable connectors; check whether E1 port is normal by loopback 2M coaxial cable
D./ n1.Power on the device and check whether each part of the device is running normally/ n2.Check whether output optical power meets optical module index / n3.Check whether versions are engineering versions / n4.Check whether each Ethernet port is normal by loopback network cable connectors; check whether E1 port is normal by loopback 2M coaxial cable
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