# NatTypeTester

**Repository Path**: geekpi/NatTypeTester

## Basic Information

- **Project Name**: NatTypeTester
- **Description**: No description available
- **Primary Language**: Unknown
- **License**: MIT
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2024-10-19
- **Last Updated**: 2024-10-19

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# NatTypeTester
Channel | Status
-|-
CI | [![CI](https://github.com/HMBSbige/NatTypeTester/workflows/CI/badge.svg)](https://github.com/HMBSbige/NatTypeTester/actions)
Stun.Net | [![NuGet.org](https://img.shields.io/nuget/v/Stun.Net.svg?logo=nuget)](https://www.nuget.org/packages/Stun.Net/)

## RFC

* [RFC 3489](https://datatracker.ietf.org/doc/html/rfc3489)
* [RFC 5780](https://datatracker.ietf.org/doc/html/rfc5780)
* [RFC 8489](https://datatracker.ietf.org/doc/html/rfc8489)

## Internet Protocol

- [x] IPv4
- [x] IPv6

## Transmission Protocol

- [x] UDP
- [x] TCP
- [x] TLS-over-TCP

## RFC3489
<details>

![](pic/RFC3489.png)
</details>

## RFC5389
### Binding Test
<details>
  <summary>Checking for UDP Connectivity with the STUN Server</summary>

![](pic/RFC5780_4.2.png)
</details>

### Mapping Behavior
<details>
  <summary>Determining NAT Mapping Behavior</summary>

![](pic/RFC5780_4.3.png)
</details>

### Filtering Behavior
<details>
  <summary>Determining NAT Filtering Behavior</summary>

![](pic/RFC5780_4.4.png)
</details>

### Combining Tests
<details>

![](pic/RFC5780_4.5.png)

</details>