u014211079的专栏

Conceptually, IP routing is simple, especially for a host. If the destination is directly connected to the host (e.g., a point-to-point link) or on a shared network (e.g., Ethernet or token ring), the

Routing options can be classified into two categories:

In its simplest form, a router can be defined as a network device that is equippedwith more than one network interface card (NIC), and that uses its knowledge of thenetwork to forward ingress traf

Routers provide datagram transport only, and they seek to minimize the state information necessary to sustain this service in the interest of routing flexibility and robustness.An Autonomous System

linux中路由表用的是LC-trie，先看下数据结构：