LTE Event A1- serving cell becomes better than a threshold parameter

Hello Experts,
Given description:
LTE Event A1- serving cell becomes better than a threshold.
What is the parameter name of this threshold in Nokia equipment?

Threshold2a.

Thanks @ankgitm.
Then in event A2, what will be the threshold parameter name? :wink:

Event A2 will trigger for inter freq /inter rat its threshold2interfreq.