If the gateway processing a datagram determines that the time to live field in the datagram's IP header is 0, it discards the datagram and notifies the sending host with a time Exceeded Message.
如果处理数据报的网关测定该数据报i p头中的生存时间字段为0，则丢弃该数据报并用超时消息通知源主机。
Computers cache the name-to-IP mapping for a certain period of time, known as the time to live (TTL), to reduce overall response time.
计算机将这个名称缓存到IP映射一段时间，这个时间段称为timetolive (ttl)，以减少总响应时间。
IP camera Viewer allows you to view live video from your USB or IP cameras on your PC.
IP摄像机查看器允许您从您的USB或IP摄像机在您的PC上观看视频直播。
Sets the IP_TTL socket option. TTL stands for "Time to Live," but in this context it specifies the number of IP hops that a packet is allowed to go through.
设置套接字的IP _TTL选项，TTL表示“存活时间”，但是在这个上下文环境中，特指一个数据包允许经过的IP跳数。
NOTIFY-IP allows users to instantly deploy prerecorded commands or live voice instructions over a secure Internet connection and direct them to specific building areas or entire campuses.
NOTIFY - IP允许用户在安全的网络连接情况下，立即配置事先录制的命令或真人发声指令，并指导用户到达特殊建筑区域或全部区域。
Location Finder USES WiFi access points - or reverse IP lookup when WiFi is not available - to center and display the person's location on the Windows Live Local.
可搜索无线发送的地点-或反向查找WIFI中心或发射的位置的地方。
Location Finder USES WiFi access points - or reverse IP lookup when WiFi is not available - to center and display the person's location on the Windows Live Local.
可搜索无线发送的地点-或反向查找WIFI中心或发射的位置的地方。
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