ONS 15216:DCU-100

[mkiomc001]

Hello everyone 

I'm new to DWDM systems and I have the below case:

I have a CISCO:ONS 15216:DCU-100 count 2 and my question is can I use those two DCUs instead of using 1 CISCO:ONS 15216:DCU-200?? and why??

Thanks in advance 

[supoonia]

yes you can use it, its the same thing, 100+100 will going to make 200 :-)