classless routing

常见例句

C. It is a classless routing protocol.
美国是个誉为没有阶级的社会。
OSPF was designed to support variable-length subnet masking (VLSM) or Classless Inter-Domain Routing (CIDR) addressing models.
OSPF被设计用于支持可变长子网掩码和无分类内部域路由编址模型。
kevinchan1984.blog.163.com
The new version of RIP is RIP-2. It allows packets to include such information as routing summary, classless interdomain routing, variable length subnet mask and simple authentication.
RIP最新的增强版是RIP-2规范，它允许在RIP报文中包含路由汇总、无类域问路由、变长子网掩码等信息，并提供了简单的认证机制。