Sun. May 9th, 2021
Free TON House, ADNL, Wiki

Abstract Datagram Network Layer (ADNL) is the basic TON Network protocol used to link Free TON nodes

ADNL is an overlay protocol that runs on top of UDP and provides basic traffic encryption. ADNL address is a 256-bit number.

In fact, ADNL in the Free TON network is an analog of the TCPIP protocol for the regular Internet.