For example, ICMP will send a source quench message when traffic becomes congested at a router.

例如，当某一路由器发生通信拥塞时，ICMP会发出一个源抑制信息。

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A replication queue map links the send queue at the source and the receive queue at the target to define a pathway for replicating data.

复制队列映射链接源系统上的发送队列和目标系统上的接收队列，以便为复制数据定义一条通道。

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It adds that tighter controls on immigration could reduce the numbers of migrant workers from developing countries who are able to send money home - a substantial source of income for many Caribbean, Central American and South Asian countries.

BBC: Terrorism 'slows globalisation'

Later, she also determine that batteries needed to be replaced every two years, and set up a database to automatically send letters to every customer one month before their battery expired creating a whole new revenue source for her business.

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Just 44% of marketers surveyed believe their organizations were in compliance with the CAN-SPAM act, a law that requires marketers to request permission to send email messages, disclose the messages' source and offer an opt-out function.

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