Does UE indicates it support or not DSS?

Hi Experts.

For 5G DSS what is detailed flow?
Does UE indicates it support or not DSS?

Yes, it indicates in UE cap info.

What is the name of IE?

Once addition request is sent you can check in bandcombinationinfo.

Do you mean in SCG addition?

Yes, in scg addition you shoudl see LTE crs to match around = setup.

Yes in addition request, check item7 if using pcap.
Menbtosgnbcontainer.

In UE capability information for DSS you should see this:

And in scg addition you should see this for DSS:

DSS support is per band! So make sure you check per band!