小编Eph*_*ral的帖子

NAME 字段在 RFC 1035 第 4.1.3 节中没有详细说明。

我想（以编程方式）了解 ANSWER 消息类型的此字段，并为此搜索了这些资源（数据表）。

我遵循了：

• IETF RFC 2181
• www.ccs.neu.edu

我错过了什么吗？

伪代码：

题：

byte[]{
    0x00,0x00,
    0x01,0x00,
    0x00,0x02,
    0x00,0x00,
    0x00,0x00,
    0x00,0x00,
    0x03,0x77,0x77,0x77,
    0x12,0x74,0x68,0x65,0x5f,0x70,0x61,0x63,0x6b,0x65,0x74,0x67,0x65,0x65,0x6b,
    0x03,0x63,0x6f,0x6d,
    0x00,
    0x00,0x01,
    0x00,0x01,
    0x13,0x74,0x74,0x68,0x65,0x5f,0x70,0x61,0x63,0x6b,0x65,0x74,0x67,0x65,0x65,0x6b,
    0x03,0x63,0x6f,0x6d,
    0x00,
    0x00,0x01,
    0x00,0x01
}

回答：

byte[]{
    0x00,0x00,
    0x81,0x80,
    0x00,0x02,
    0x00,0x01,
    0x00,0x00,
    0x00,0x00,
    0x03,0x77,0x77,0x77,
    0x12,0x74,0x68,0x65,0x5f,0x70,0x61,0x63,0x6b,0x65,0x74,0x67,0x65,0x65,0x6b,
    0x03,0x63,0x6f,0x6d,
    0x00,
    0x00,0x01,
    0x00,0x01,
    0x13,0x74,0x74,0x68,0x65,0x5f,0x70,0x61,0x63,0x6b,0x65,0x74,0x67,0x65,0x65,0x6b,
    0x03,0x63,0x6f,0x6d,
    0x00,
    0x00,0x01,
    0x00,0x01,
    0xC0,0x0C, <----- answer start here , i want to understand this value
    0x00,0x00,
    0x00,0x00,0x06,0xcf,
    0x00,0x04,
    0x07,0x00,0x00,0x01