MAC ADDRESS SWAP LOOPBACK APPARATUS FORM TESTING PACKET LOSS ON ETHERNET NETWORK

摘要

A MAC address swap loopback apparatus for testing a packet loss on an Ethernet network according to an embodiment of the present invention includes a detection part for detecting whether a specific value is stored in an Ethernet frame, a packet loss test activating part for activating a packet loss test according to a detection result of the detection part, A demultiplexer for providing the Ethernet frame received from the Ethernet PHY to a host according to whether the packet loss test activating part activates the packet loss test or looping back the Ethernet frame to the Ethernet PHY, and a multiplexer for providing the Ethernet PHY with an Ethernet frame that is looped back by the demultiplexer or received from the host according to the activation of the packet loss check by the packet loss test activating part.;COPYRIGHT KIPO 2018