259578
Multivendors A DWDM network can be implemented using different vendor technology from the IP devices as long as they support alien wavelength transmission specified by ITU-T G. 698.2 , .
 ITU-T
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 ITU-T