Learn & practice AWS Hacking:<imgsrc="/.gitbook/assets/arte.png"alt=""data-size="line">[**HackTricks Training AWS Red Team Expert (ARTE)**](https://training.hacktricks.xyz/courses/arte)<imgsrc="/.gitbook/assets/arte.png"alt=""data-size="line">\
Learn & practice GCP Hacking: <imgsrc="/.gitbook/assets/grte.png"alt=""data-size="line">[**HackTricks Training GCP Red Team Expert (GRTE)**<imgsrc="/.gitbook/assets/grte.png"alt=""data-size="line">](https://training.hacktricks.xyz/courses/grte)
* Check the [**subscription plans**](https://github.com/sponsors/carlospolop)!
* **Join the** 💬 [**Discord group**](https://discord.gg/hRep4RUj7f) or the [**telegram group**](https://t.me/peass) or **follow** us on **Twitter** 🐦 [**@hacktricks\_live**](https://twitter.com/hacktricks\_live)**.**
* **Share hacking tricks by submitting PRs to the** [**HackTricks**](https://github.com/carlospolop/hacktricks) and [**HackTricks Cloud**](https://github.com/carlospolop/hacktricks-cloud) github repos.
4.**Confirm (4)**: Usado por um cliente para verificar se os endereços atribuídos ainda são válidos na rede, tipicamente após uma mudança de rede.
5.**Renew (5)**: Os clientes enviam isso ao servidor original para estender a duração dos endereços ou atualizar configurações.
6.**Rebind (6)**: Enviado a qualquer servidor para estender a duração dos endereços ou atualizar configurações, especialmente quando nenhuma resposta é recebida a um Renew.
7.**Reply (7)**: Os servidores usam isso para fornecer endereços, parâmetros de configuração ou para reconhecer mensagens como Release ou Decline.
Learn & practice AWS Hacking:<imgsrc="/.gitbook/assets/arte.png"alt=""data-size="line">[**HackTricks Training AWS Red Team Expert (ARTE)**](https://training.hacktricks.xyz/courses/arte)<imgsrc="/.gitbook/assets/arte.png"alt=""data-size="line">\
Learn & practice GCP Hacking: <imgsrc="/.gitbook/assets/grte.png"alt=""data-size="line">[**HackTricks Training GCP Red Team Expert (GRTE)**<imgsrc="/.gitbook/assets/grte.png"alt=""data-size="line">](https://training.hacktricks.xyz/courses/grte)
* Check the [**subscription plans**](https://github.com/sponsors/carlospolop)!
* **Join the** 💬 [**Discord group**](https://discord.gg/hRep4RUj7f) or the [**telegram group**](https://t.me/peass) or **follow** us on **Twitter** 🐦 [**@hacktricks\_live**](https://twitter.com/hacktricks\_live)**.**
* **Share hacking tricks by submitting PRs to the** [**HackTricks**](https://github.com/carlospolop/hacktricks) and [**HackTricks Cloud**](https://github.com/carlospolop/hacktricks-cloud) github repos.