In '30 Rock', which network's comedy show is the series about?

Who played Barney Stinson in 'How I Met Your Mother'? In 'Parks and Recreation', in which fictional Indiana town is the show set? Who played Leslie Knope in 'Parks and Recreation'? Which 'Parks and Recreation' character loves breakfast food and woodworking? Who created and starred in '30 Rock' as Liz Lemon? In 'Brooklyn Nine-Nine', which actor plays Detective Jake Peralta? In 'Arrested Development', what is the family's last name? In 'Modern Family', what is the name of Jay's second wife?