Can I Camp On The Appalachian Trail?

Can I Camp On The Appalachian Trail? Camping is allowed only in designated campsites in the park; campsites must be reserved in advance. Northbound hikers who have hiked 100+ miles have the option of staying at the first-come, first-served site The Birches (sign-up is at an information kiosk just north of Abol Bridge). Do you