The IOTA Chrysalis phase 2 network has been upgraded with following breaking changes:

• It now implements dust protection according to RFC 32.
• The HTTP API and MQTT streams have been adjusted in accordance with RFC 27 and RFC 33.
• The faucet will now deposit 10Mi per request.
• The network ID has been changed to testnet2.
• The HRP for Bech32 addresses is atoi.
• The genesis snapshot is new and the total supply resides on address atoi1qx82lpavrafwkp0jclqvz4gzm7vs5g5g8rwr00gcm62s8456l5jh67vutux/8eaf87ac1f52eb05f2c7c0c15502df990a228838dc37bd18de9503d69afd257d.
• The Coordinator starts publishing milestones from index 0 on-wards again and milestone public keys remain unchanged.
• Max sizes for payloads are enforced: 32768 bytes for messages, 64 bytes for the index field of indexation payloads