原文链接：https://datatracker.ietf.org/doc/html/rfc8445#section-20

20. IANA Considerations【IANA 考虑事项】

The original ICE specification registered four STUN attributes and one new STUN error response.
最初的 ICE 规范注册了四个 STUN 属性和一个新的 STUN 错误响应。

The STUN attributes and error response are reproduced here.
STUN 属性和错误响应在此处重现。

In addition, this specification registers a new ICE option.
此外，该规范还注册了一个新的 ICE 选项。

20.1. STUN Attributes【STUN属性】

IANA has registered four STUN attributes:
IANA 注册了四个 STUN 属性：

0x0024 PRIORITY 【优先级】

0x0025 USE-CANDIDATE 【使用候选】

0x8029 ICE-CONTROLLED 【ICE被控】

0x802A ICE-CONTROLLING 【ICE控制】

20.2. STUN Error Responses 【STUN 错误响应】

IANA has registered the following STUN error-response code:
IANA 已注册以下 STUN 错误响应代码：

487 Role Conflict: The client asserted an ICE role (controlling or controlled) that is in conflict with the role of the server.
487 角色冲突：客户端断言了一个与服务器角色冲突的 ICE 角色（控制或受控）。

20.3. ICE Options【ICE选项】

IANA has registered the following ICE option in the “ICE Options” subregistry of the “Interactive Connectivity Establishment (ICE)” registry, following the procedures defined in [RFC6336].
IANA 已按照 [RFC6336] 中定义的程序在“交互式连接建立 (ICE)”注册表的“ICE 选项”子注册表中注册了以下 ICE 选项。

ICE Option name: ice2 【ICE选项名称：ice2】

Contact:

Name: IESG

Email: iesg@ietf.org

Change Controller:

IESG

Description:【描述】

The ICE option indicates that the ICE agent using the ICE option is implemented according to RFC 8445.
ICE 选项表示使用 ICE 选项的 ICE 代理是根据 RFC 8445 实现的。

Reference: RFC 8445 【参考地址】

标签：选项,Considerations,20,IANA,registered,ICE,STUN,option
来源： https://blog.csdn.net/CC19981127/article/details/122655306