第 5 章 IPv4 路由子系统

本章共 8 节，点击下方链接阅读：

1. Forwarding and the FIB

2. Performing a Lookup in the Routing Subsystem

3. FIB Info

4. Nexthop (fib_nh)

5. Policy Routing

6. FIB Alias (fib_alias)

7. ICMPv4 Redirect Message

8. Quick Reference

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