Please explain in details what is the Vinaya Tipitaka?

The Compilation of Discipline, which contains the rules laid down for the guidance of the monks and nuns and the regulations prescribed for the harmonious functioning of the monastic order. Basket of (monastic) Discipline - The rules governing the conducts of bhikkhu and bhikkhuni. The regulations pertaining to internal affairs of the Sangha or the monastic order. It is made up into five books.

1.     Pārājika Pāli      

2.     Pācittiya Pāli

3.     Mahāvagga Pāli

4.     Cūl,avagga Pāli

5.     Parivāra Pāli

 Pārājika Pāli and Pācittiya Pāli is suttavibhanga, Mahavagga pali and Culavagga are khnadaka.

•     Suttavibhanga

•      227 and 311 rules for monks nuns (Vin III, IV) Pārājika: ‘Defeat’ – rules entailing expulsion from the Sangha four for bhikkhus and eight for bhikkhunis.

•     Sanghādisesa: a set of rules which require formal participation of the Sangha from beginning to end in the process of making him/her free from the guilt of the offence. Thirteen for bhikkus and seventeen for bhikkunis.

•     Aniyata: indefinite rules two for bhikkus.

•     Nissaggiya pācittiya: rules entailing forfeiture and confession. Thirty for both bhikkus and bhikkunis.

•     Pācittiya: rules entailing confession. Ninty two for bhikkus and hundred sixty six for bhikkunis)

•     Pāt,idesanīya: rules entailing acknowledgement. Four for bhikkus and eight for bhikkunis.

•    Sekhiya: rules of training. Seven five for both bhikkus and bhikkunis.

•     Adhikaran,asamathādhammā: rules for settling disputes. seven for both bhikkus and bhikkunis.

 The Khandhakas Rules for admission to the Order. Uposatha meeting and recital of the Pātimokkha. Residence during Retreat in the rainy season. The Ceremony including Retreat pavāranā. Rules for the use of leather for shoes, dress, and furniture.  Medicine and food. The kathina ceremonies for the annual making and distributing of robes.

Cullavagga

1, 2.  Rules for dealing with offences that come before the Order. Reinstatement of monks. Rules dealing with questions that arise.

Miscellaneous rules for bathing, dress, etc. Dwellings, furniture, lodgings.

Schism. Treatment of traveling monks, those living in the forest, etc., and the duties of   teachers and novices. Exclusion from the Pātimokkha. The ordination and instruction of nuns. History of the first Council at Rājagaha. History of the second Council at Vesālī.

Parivāra

A supplement containing summaries and classifications of the rules.