The name to the right is the name of the 'Out' symbol. Select the name and move it to see the leader line showing the object's owner. You can control the visibility from the properties dialog. If you search this site for 'links' or 'on-sheet/off-sheet connectors' you will probably find other discussions on this such as
Re: dx designer net connectivity or this Re: Proper offsheet or onsheet symbol usage?
Rob
If you think training is expensive, you should try ignorance