A switch is a Layer 2 network device that forwards Ethernet frames based on the destination media access control (MAC) address. A switch has RJ-45 ports for connection and the intelligence to read MAC addresses to make forwarding decisions. The purpose of the switch is to quickly and accurately forward frames toward the destination.
This brief whitepaper explains how the Indonesian Stock Exchange (IDX) was able to half its hardware costs by leveraging a Linux system to support trading machines, surveillance machines, database engines, and more.
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