1. 探听：ptype_all是一个packet_type结构的链表,用于探听(snoop)从任意网络设备上接收到的所有的数据报文(其type为ETH_P_ALL,即处理所有类型的包),通常不使用.

2. 窥探：考虑到NAT机制的不安全性,并且它本身也不提供其它的保护措施,NAT只在外部接口处改动IP地址,但这并不能阻止各式各样的黑客通过窥探(Snoop)、地址冒用(Spoofing)以及其它各种诡计来入侵你的网络.

3. 监听：Cache通常连在一条共享存储器的总线上,所有Cache 控制器监控或监听(snoop)总线以确定它是否含有总线上所请求的数据块的一个备份. 另一种可保证处理器一致性的协议则是当数据项被改写时,修改它在所有Cache中的备份,

4. 监视：克莱电子的LiteLink适用于56Kbps 的数据机,备有完全的响铃侦测线路,挂钩开关,电子式电感器,呼叫者身份信号侦测,侦察监视(Snoop)线路,及限流保护装置.

1. 窥探;刺探;打探
    If someone snoops around a place, they secretly look around it in order to find out things.

    e.g. Ricardo was the one she''d seen snooping around Kim''s hotel room.
           她看见在金的宾馆房间周围窥探的那个人正是里卡多。

2. 窥探(某人的生活)
    If someone snoops on a person, they watch them secretly in order to find out things about their life.

    e.g. Governments have been known to snoop on innocent citizens.
           有些政府窥探无辜公民的生活——这一事实已经众所周知。

3. 同 snooper
    A snoop is the same as a snooper .

    e.g. Each neighborhood had its own organization of snoops who reported strangers to the authorities.
           每个居民区都有自己的侦探组织，他们向当局汇报陌生人的情况。

1. a spy who makes uninvited inquiries into the private affairs of others

    Synonym: snooper

1. watch, observe, or inquire secretly

    Synonym: spystagsleuth