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【简答题】
4-27 设某路由器建立了如表 4-8所示的路由表(这三列分别是目的网络、子网掩码和下一跳路由器,若直接交付则最后一列表示应当从哪一个接口转发出去): 目 的 网 络 子 网 掩 码 下 一 跳 128.96.39.0 255.255.255.128 接口0 128.96.39.128 255.255.255.128 接口1 128.96.40.0 255.255.255.128 R 2 192.4.153.0 255.255.255.192 R 3 *(默认) — R 4 现共收到 5个分组,其目的站IP地址分别为: (1) 128.96.39.10 (2) 128.96.40.12 (3) 128.96.40.151 (4) 192.4.153.17 (5) 192.4.153.90 试分别计算这些分组转发的下一跳。
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