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Intermediate System to Intermediate System
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Network Layer — Routing
协议概览
全称
Intermediate System to Intermediate System
缩写
IS-IS
OSI 层
Network Layer
类别
Routing
RFC
RFC 5308
关于 IS-IS
Link-state routing protocol operating directly over Layer 2, not IP. Preferred by large ISPs and service providers for its scalability, fast convergence, and traffic engineering capabilities.
Network Layer
Routing
标准参考
IS-IS定义于互联网工程任务组（IETF）发布的RFC 5308中。RFC是互联网协议的官方标准文档，可免费公开查阅。