Find all the tickets you have created and those where you are copied (ccs):
IMAGE 1: "My Activities" page options
The next legend explains each option from the drop down "Status" list:
Any: All tickets you've opened
Open: Tickets being worked by Plat Telecom's Team Member
Awaiting your Replay: Ticket is paused and waiting for your answer
Solved: Ticket has been solved and is closed (you may create a follow-up if it applies)