The first entry, "UA Wireless on Campus", is what you need for wireless access on campus.
The second entry, "UAlbany from home", is for home users who need to access their Windows Network shares. Please note that you must have your own Internet Service Provider - this Connection Entry is not providing internet service. The login for this Connection Entry is your Windows Network Access id and Windows Network Access password.
The third entry, "UAlbany from home using Router", is for home users who need to access their Window Network shares and who use a router or wireless at home. Please note that you must have your own Internet Service Provider - this Connection Entry is not providing internet service. The login for this Connection Entry is your Windows Network Access id and Windows Network Access password.
If you have a fourth entry, "University at Albany", then you probably installed VPN for home at a previous time. You should ignore or delete this entry.