• October 12. 2017

If you are the first time to buy optical transceivers, you might be confused with "DDM", "DOM" or "RGD". What are they? Today, ETU-Link will describe in detail the functions of these three types of optical modules. What is DDM? DDM means Digital Diagnostic Monitoring. It is the technique used in the optical module so that users can monitor the real-time parameters of the module. Including modules’...

• September 17. 2018

If you are the first time to buy optical transceivers, you might be confused with "DDM", "DOM" or "RGD". What are they? Today, ETU-Link will describe in detail the functions of these three types of optical modules. What is DDM? DDM means Digital Diagnostic Monitoring. It is the technique used in the optical module so that users can monitor the real-time parameters of the module. Including modules’...

• May 06. 2019

Recently the weather is very naughty and unpredictable in shenzhen, sometimes it is hot and sunny, sometimes it is rainy, such weather is easy to make people sick. If a person is sick and goes to the hospital, the doctor will diagnose our condition, The digital diagnostic monitoring function is like a doctor, but the digital diagnostic monitoring function is used to diagnose the working state of t...